diff --git a/compiler/counter.phi b/compiler/counter.phi
new file mode 100644
index 0000000..d590f7e
--- /dev/null
+++ b/compiler/counter.phi
@@ -0,0 +1,15 @@
+
+(fn Counter () (do
+    (let counter 0)
+
+    (fn count () (do
+        (return counter)
+    ))
+
+    (fn increment () (do
+        (+= counter 1)
+    ))
+
+    (return (list count increment))
+))
+
diff --git a/compiler/emit_js.phi b/compiler/emit_js.phi
index 972189b..29c963e 100644
--- a/compiler/emit_js.phi
+++ b/compiler/emit_js.phi
@@ -1,10 +1,17 @@
 (import "../stdlib.phi" (
-    slice contains
-    list_push list_pop list_contains
-    map map_has map_get map_set
+    slice
+    contains
+    list_push
+    list_pop
+    list_contains
+    map
+    map_has
+    map_get
+    map_set
 ))
 (import "./parse.phi" (Parser tokenize))
 (import "./syms.phi" (Syms))
+(import "./counter.phi" (Counter))
 
 (fn JsEmitter (ast initial_filename) (do
     (let output (list))
@@ -64,30 +71,30 @@
 
     (fn discover_syms (exprs) (do
         (for expr exprs (do
-            (let (ty line) expr)
+            (let (_ ty line) expr)
             (if (!= ty "list") (return))
-            (let (_ _ s) expr)
+            (let (_ _ _ s) expr)
             (if (== (len s) 0) (return))
-            (let ((_ _ id)) s)
+            (let ((_ _ _ id)) s)
             (if (== id "fn") (do
-                (let (_ (_ _ ident) (_ _ params) body) s)
+                (let (_ (_ _ _ ident) (_ _ _ params) body) s)
                 (define_fn ident line)
             ))
         ))
     ))
 
     (fn emit_expr (expr) (do
-        (let (ty line) expr)
+        (let (_ ty line) expr)
         (if (== ty "list") (do
             (emit_list expr)
         ) (if (== ty "int") (do
-            (let (_ _ value) expr)
+            (let (_ _ _ value) expr)
             (emit (format "({ type: \"int\", value: % })" value))
         ) (if (== ty "string") (do
-            (let (_ _ value) expr)
+            (let (_ _ _ value) expr)
             (emit (format "({ type: \"string\", value: \"%\" })" (string_escape value)))
         ) (if (== ty "ident") (do
-            (let (_ _ value) expr)
+            (let (_ _ _ value) expr)
 
             (if (== value "null") (do
                 (emit "({ type: \"null\" })")
@@ -130,16 +137,16 @@
     ))
 
     (fn emit_list (expr) (do
-        (let (ty line s) expr)
+        (let (_ ty line s) expr)
         (if (== (len s) 0) (do
             (panic "illegal function on line %" line)
         ))
-        (let ((id_ty _ id)) s)
+        (let ((_ id_ty _ id)) s)
         (if (!= id_ty "ident") (do
             (panic "illegal function on line %" line)
         ))
         (if (== id "import") (do
-            (let (_ (_ _ inner_filename_rel) (_ _ idents)) s)
+            (let (_ (_ _ _ inner_filename_rel) (_ _ _ idents)) s)
 
             (let inner_filename (fs_resolve (fs_dirname filename) inner_filename_rel))
 
@@ -186,7 +193,7 @@
             ))
             (list_pop import_stack)
 
-            (for (_ _ ident) idents (do
+            (for (_ _ _ ident) idents (do
                 (let sym null)
                 (for (sym_ident found_sym) sym_map (do
                     (if (== sym_ident ident) (do
@@ -206,7 +213,7 @@
                 ))
             ))
         ) (if (== id "fn") (do
-            (let (_ (_ _ ident) (_ _ params) body) s)
+            (let (_ (_ _ _ ident) (_ _ _ params) body) s)
 
             (let sym (get_sym ident))
             (let (sym_id) sym)
@@ -216,7 +223,7 @@
             (enter_scope)
 
             (let first true)
-            (for (_ _ ident) params (do
+            (for (_ _ _ ident) params (do
                 (if (not first) (do
                     (emit ", ")
                 ))
@@ -396,16 +403,16 @@
     ))
 
     (fn emit_let_node (pat base_reg) (do
-        (let (pat_ty line) pat)
+        (let (_ pat_ty line) pat)
         (if (== pat_ty "ident") (do
-            (let (_ _ ident) pat)
+            (let (_ _ _ ident) pat)
 
             (if (== ident "_") (return))
 
             (let sym_id (define_let ident line))
             (emit (format ";\nlet _%% = r_%" ident sym_id base_reg))
         ) (if (== pat_ty "list") (do
-            (let (_ _ pats) pat)
+            (let (_ _ _ pats) pat)
 
             (let i 0)
             (for pat pats (do
@@ -424,7 +431,7 @@
     ))
 
     (fn emit_binary_op (s id) (do
-        (let ((_ line _) left right) s)
+        (let ((_ _ line _) left right) s)
         (emit (format "(%, runtime.%(" (rt_info line) id))
         (emit_expr left)
         (emit ", ")
@@ -437,11 +444,11 @@
     ))
 
     (fn emit_assign_expr (s line id) (do
-        (let (_ (target_type) expr) s)
+        (let (_ (_ target_type) expr) s)
         (if (!= target_type "ident") (do
             (panic "cannot assign to expression on line %" line)
         ))
-        (let (_ (_ _ ident)) s)
+        (let (_ (_ _ _ ident)) s)
         (let sym (get_sym ident))
         (if (== sym null) (do
             (panic "could not find symbol '%' on line %" ident line)
@@ -533,20 +540,6 @@
     (return (list generate))
 ))
 
-(fn Counter () (do
-    (let counter 0)
-
-    (fn count () (do
-        (return counter)
-    ))
-
-    (fn increment () (do
-        (+= counter 1)
-    ))
-
-    (return (list count increment))
-))
-
 (fn string_escape (str) (do
     (let str_len (len str))
     (let i 0)
diff --git a/compiler/parse.phi b/compiler/parse.phi
index c16b590..7c5954b 100644
--- a/compiler/parse.phi
+++ b/compiler/parse.phi
@@ -1,9 +1,17 @@
 (import "../stdlib.phi" (slice slice_eq contains))
+(import "./counter.phi" (Counter))
 
 (fn Parser (tokens) (do
     (let i 0)
     (let tok (at tokens i))
 
+    (let (id_count increment_id) (Counter))
+    (fn next_id () (do
+        (let id (id_count))
+        (increment_id)
+        (return id)
+    ))
+
     (fn parse () (do
         (let exprs (list))
         (loop (do
@@ -24,13 +32,13 @@
             (if (not (eat ")")) (do
                 (panic "expected ')' on line %" (at tok 1))
             ))
-            (return (list "list" line values))
+            (return (list (next_id) "list" line values))
         ) (if (eat "string") (do
-            (return (list "string" line value))
+            (return (list (next_id) "string" line value))
         ) (if (eat "int") (do
-            (return (list "int" line (string_to_int value)))
+            (return (list (next_id) "int" line (string_to_int value)))
         ) (if (eat "ident") (do
-            (return (list "ident" line value))
+            (return (list (next_id) "ident" line value))
         ) (do
             (panic "expected expression, got '%' on line %" ty line)
         )))))
diff --git a/stage2.js b/stage2.js
index 0ccdd5e..12cc289 100644
--- a/stage2.js
+++ b/stage2.js
@@ -215,228 +215,274 @@ runtime.setFile("/home/simone/Workspace/phi-lang/compile.phi");
 // === emitting file /home/simone/Workspace/phi-lang/compiler/parse.phi ===
 runtime.setFile("/home/simone/Workspace/phi-lang/compiler/parse.phi");
 ;
-function _Parser106(_tokens108) {
-runtime.pushCall("Parser", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
+// === emitting file /home/simone/Workspace/phi-lang/compiler/counter.phi ===
+runtime.setFile("/home/simone/Workspace/phi-lang/compiler/counter.phi");
+function _Counter126() {
+runtime.pushCall("Counter", "/home/simone/Workspace/phi-lang/compiler/counter.phi");
 const r_25 = ({ type: "int", value: 0 });
-let _i115 = r_25;
-const r_26 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 5), ((...args) => runtime.builtinAt(...args))(_tokens108, _i115));
-let _tok116 = r_26;
-function _parse109() {
-runtime.pushCall("parse", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-const r_27 = ({ type: "list", values: [] });
-let _exprs117 = r_27;
-while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 10), _done114()))) {
-break};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 11), ((...args) => runtime.builtinPush(...args))(_exprs117, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 11), _parse_expr110())));
-};
+let _counter129 = r_25;
+function _count127() {
+runtime.pushCall("count", "/home/simone/Workspace/phi-lang/compiler/counter.phi");
 runtime.popCall();
-return _exprs117;
+return _counter129;
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _parse_expr110() {
-runtime.pushCall("parse_expr", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-const r_28 = _tok116;
+function _increment128() {
+runtime.pushCall("increment", "/home/simone/Workspace/phi-lang/compiler/counter.phi");
+(_counter129 = runtime.opAdd(_counter129, ({ type: "int", value: 1 })));
+;
+runtime.popCall();
+return { type: "null" };
+};
+runtime.popCall();
+return ({ type: "list", values: [_count127, _increment128] });
+;
+runtime.popCall();
+return { type: "null" };
+};
+
+// === resuming file /home/simone/Workspace/phi-lang/compiler/parse.phi ===
+runtime.setFile("/home/simone/Workspace/phi-lang/compiler/parse.phi");
+function _Parser106(_tokens130) {
+runtime.pushCall("Parser", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
+const r_26 = ({ type: "int", value: 0 });
+let _i138 = r_26;
+const r_27 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 6), ((...args) => runtime.builtinAt(...args))(_tokens130, _i138));
+let _tok139 = r_27;
+const r_28 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 8), _Counter126());
 const r_29 = r_28.values[0] ?? { type: "null"};
-let _ty118 = r_29;
+let _id_count140 = r_29;
 const r_30 = r_28.values[1] ?? { type: "null"};
-let _line119 = r_30;
-const r_31 = r_28.values[2] ?? { type: "null"};
-let _value120 = r_31;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 18), _eat111(({ type: "string", value: "(" }))))) {
+let _increment_id141 = r_30;
+function _next_id131() {
+runtime.pushCall("next_id", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
+const r_31 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 10), _id_count140());
+let _id142 = r_31;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 11), _increment_id141());
+runtime.popCall();
+return _id142;
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _parse132() {
+runtime.pushCall("parse", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
 const r_32 = ({ type: "list", values: [] });
-let _values121 = r_32;
+let _exprs143 = r_32;
 while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 21), _test113(({ type: "string", value: ")" }))))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 18), _done137()))) {
 break};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 22), ((...args) => runtime.builtinPush(...args))(_values121, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 22), _parse_expr110())));
-};
-if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 24), _eat111(({ type: "string", value: ")" })))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 25), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected ')' on line %" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 25), ((...args) => runtime.builtinAt(...args))(_tok116, ({ type: "int", value: 1 })))));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 19), ((...args) => runtime.builtinPush(...args))(_exprs143, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 19), _parse_expr133())));
 };
 runtime.popCall();
-return ({ type: "list", values: [({ type: "string", value: "list" }), _line119, _values121] });
-} else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 28), _eat111(({ type: "string", value: "string" }))))) {
+return _exprs143;
+;
 runtime.popCall();
-return ({ type: "list", values: [({ type: "string", value: "string" }), _line119, _value120] });
-} else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 30), _eat111(({ type: "string", value: "int" }))))) {
+return { type: "null" };
+};
+function _parse_expr133() {
+runtime.pushCall("parse_expr", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
+const r_33 = _tok139;
+const r_34 = r_33.values[0] ?? { type: "null"};
+let _ty144 = r_34;
+const r_35 = r_33.values[1] ?? { type: "null"};
+let _line145 = r_35;
+const r_36 = r_33.values[2] ?? { type: "null"};
+let _value146 = r_36;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 26), _eat134(({ type: "string", value: "(" }))))) {
+const r_37 = ({ type: "list", values: [] });
+let _values147 = r_37;
+while (true) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 29), _test136(({ type: "string", value: ")" }))))) {
+break};
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 30), ((...args) => runtime.builtinPush(...args))(_values147, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 30), _parse_expr133())));
+};
+if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 32), _eat134(({ type: "string", value: ")" })))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 33), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected ')' on line %" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 33), ((...args) => runtime.builtinAt(...args))(_tok139, ({ type: "int", value: 1 })))));
+};
 runtime.popCall();
-return ({ type: "list", values: [({ type: "string", value: "int" }), _line119, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 31), ((...args) => runtime.builtinStringToInt(...args))(_value120))] });
+return ({ type: "list", values: [(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 35), _next_id131()), ({ type: "string", value: "list" }), _line145, _values147] });
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 32), _eat111(({ type: "string", value: "ident" }))))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 36), _eat134(({ type: "string", value: "string" }))))) {
 runtime.popCall();
-return ({ type: "list", values: [({ type: "string", value: "ident" }), _line119, _value120] });
+return ({ type: "list", values: [(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 37), _next_id131()), ({ type: "string", value: "string" }), _line145, _value146] });
 } else {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 35), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected expression, got '%' on line %" }), _ty118, _line119));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 38), _eat134(({ type: "string", value: "int" }))))) {
+runtime.popCall();
+return ({ type: "list", values: [(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 39), _next_id131()), ({ type: "string", value: "int" }), _line145, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 39), ((...args) => runtime.builtinStringToInt(...args))(_value146))] });
+} else {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 40), _eat134(({ type: "string", value: "ident" }))))) {
+runtime.popCall();
+return ({ type: "list", values: [(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 41), _next_id131()), ({ type: "string", value: "ident" }), _line145, _value146] });
+} else {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 43), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected expression, got '%' on line %" }), _ty144, _line145));
 }}}};
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _eat111(_pat122) {
+function _eat134(_pat148) {
 runtime.pushCall("eat", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 40), _test113(_pat122))))) {
+if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 48), _test136(_pat148))))) {
 runtime.popCall();
 return ({ type: "bool", value: false })};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 41), _step112());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 49), _step135());
 runtime.popCall();
 return ({ type: "bool", value: true });
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _step112() {
+function _step135() {
 runtime.pushCall("step", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-(_i115 = runtime.opAdd(_i115, ({ type: "int", value: 1 })));
-if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 47), _done114())))) {
-const r_33 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 48), ((...args) => runtime.builtinAt(...args))(_tokens108, _i115));
-let _new_tok123 = r_33;
-(_tok116 = _new_tok123);
+(_i138 = runtime.opAdd(_i138, ({ type: "int", value: 1 })));
+if (runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 55), _done137())))) {
+const r_38 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 56), ((...args) => runtime.builtinAt(...args))(_tokens130, _i138));
+let _new_tok149 = r_38;
+(_tok139 = _new_tok149);
 };
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _test113(_pat124) {
+function _test136(_pat150) {
 runtime.pushCall("test", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 54), _done114()))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 62), _done137()))) {
 runtime.popCall();
 return ({ type: "bool", value: false })};
-const r_34 = _tok116;
-const r_35 = r_34.values[0] ?? { type: "null"};
-let _ty125 = r_35;
+const r_39 = _tok139;
+const r_40 = r_39.values[0] ?? { type: "null"};
+let _ty151 = r_40;
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 56), runtime.opEq(_pat124, _ty125));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 64), runtime.opEq(_pat150, _ty151));
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _done114() {
+function _done137() {
 runtime.pushCall("done", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 60), runtime.opGte(_i115, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 60), ((...args) => runtime.builtinLen(...args))(_tokens108))));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 68), runtime.opGte(_i138, (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 68), ((...args) => runtime.builtinLen(...args))(_tokens130))));
 ;
 runtime.popCall();
 return { type: "null" };
 };
 runtime.popCall();
-return ({ type: "list", values: [_parse109] });
+return ({ type: "list", values: [_parse132] });
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _tokenize107(_text126) {
+function _tokenize107(_text152) {
 runtime.pushCall("tokenize", "/home/simone/Workspace/phi-lang/compiler/parse.phi");
-const r_36 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 67), ((...args) => runtime.builtinLen(...args))(_text126));
-let _text_len127 = r_36;
-const r_37 = ({ type: "list", values: [] });
-let _tokens128 = r_37;
-const r_38 = ({ type: "int", value: 0 });
-let _i129 = r_38;
-const r_39 = ({ type: "int", value: 1 });
-let _line130 = r_39;
-const r_40 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 73), runtime.opAdd(({ type: "string", value: "abcdefghijklmnopqrstuvwxyz" }), ({ type: "string", value: "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890+-*/%&|=?!<>'_" })));
-let _ident_chars131 = r_40;
+const r_41 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 75), ((...args) => runtime.builtinLen(...args))(_text152));
+let _text_len153 = r_41;
+const r_42 = ({ type: "list", values: [] });
+let _tokens154 = r_42;
+const r_43 = ({ type: "int", value: 0 });
+let _i155 = r_43;
+const r_44 = ({ type: "int", value: 1 });
+let _line156 = r_44;
+const r_45 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 81), runtime.opAdd(({ type: "string", value: "abcdefghijklmnopqrstuvwxyz" }), ({ type: "string", value: "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890+-*/%&|=?!<>'_" })));
+let _ident_chars157 = r_45;
 while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 77), runtime.opGte(_i129, _text_len127)))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 85), runtime.opGte(_i155, _text_len153)))) {
 break};
-const r_41 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 79), ((...args) => runtime.builtinAt(...args))(_text126, _i129));
-let _ch132 = r_41;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 81), _contains39(({ type: "string", value: " \t\r\n" }), _ch132)))) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 82), runtime.opEq(_ch132, ({ type: "string", value: "\n" }))))) {
-(_line130 = runtime.opAdd(_line130, ({ type: "int", value: 1 })));
+const r_46 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 87), ((...args) => runtime.builtinAt(...args))(_text152, _i155));
+let _ch158 = r_46;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 89), _contains39(({ type: "string", value: " \t\r\n" }), _ch158)))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 90), runtime.opEq(_ch158, ({ type: "string", value: "\n" }))))) {
+(_line156 = runtime.opAdd(_line156, ({ type: "int", value: 1 })));
 };
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 86), _slice_eq38(_text126, _i129, ({ type: "string", value: "//" }))))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 94), _slice_eq38(_text152, _i155, ({ type: "string", value: "//" }))))) {
 while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 88), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 88), runtime.opGte(_i129, _text_len127))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 88), runtime.opEq((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 88), ((...args) => runtime.builtinAt(...args))(_text126, _i129)), ({ type: "string", value: "\n" })))) }))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 96), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 96), runtime.opGte(_i155, _text_len153))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 96), runtime.opEq((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 96), ((...args) => runtime.builtinAt(...args))(_text152, _i155)), ({ type: "string", value: "\n" })))) }))) {
 break;
 };
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 };
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 93), _contains39(({ type: "string", value: "()" }), _ch132)))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 94), ((...args) => runtime.builtinPush(...args))(_tokens128, ({ type: "list", values: [_ch132, _line130] })));
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 101), _contains39(({ type: "string", value: "()" }), _ch158)))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 102), ((...args) => runtime.builtinPush(...args))(_tokens154, ({ type: "list", values: [_ch158, _line156] })));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 96), runtime.opEq(_ch132, ({ type: "string", value: "\"" }))))) {
-const r_42 = ({ type: "string", value: "" });
-let _value133 = r_42;
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
-(_ch132 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 99), ((...args) => runtime.builtinAt(...args))(_text126, _i129)));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 104), runtime.opEq(_ch158, ({ type: "string", value: "\"" }))))) {
+const r_47 = ({ type: "string", value: "" });
+let _value159 = r_47;
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
+(_ch158 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 107), ((...args) => runtime.builtinAt(...args))(_text152, _i155)));
 while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 101), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 101), runtime.opGte(_i129, _text_len127))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 101), runtime.opEq(_ch132, ({ type: "string", value: "\"" })))) }))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 109), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 109), runtime.opGte(_i155, _text_len153))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 109), runtime.opEq(_ch158, ({ type: "string", value: "\"" })))) }))) {
 break;
 };
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 104), runtime.opEq(_ch132, ({ type: "string", value: "\\" }))))) {
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 106), runtime.opGte(_i129, _text_len127)))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 112), runtime.opEq(_ch158, ({ type: "string", value: "\\" }))))) {
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 114), runtime.opGte(_i155, _text_len153)))) {
 break;
 };
-(_ch132 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 109), ((...args) => runtime.builtinAt(...args))(_text126, _i129)));
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 110), runtime.opEq(_ch132, ({ type: "string", value: "t" }))))) {
-(_value133 = runtime.opAdd(_value133, ({ type: "string", value: "\t" })));
+(_ch158 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 117), ((...args) => runtime.builtinAt(...args))(_text152, _i155)));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 118), runtime.opEq(_ch158, ({ type: "string", value: "t" }))))) {
+(_value159 = runtime.opAdd(_value159, ({ type: "string", value: "\t" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 112), runtime.opEq(_ch132, ({ type: "string", value: "r" }))))) {
-(_value133 = runtime.opAdd(_value133, ({ type: "string", value: "\r" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 120), runtime.opEq(_ch158, ({ type: "string", value: "r" }))))) {
+(_value159 = runtime.opAdd(_value159, ({ type: "string", value: "\r" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 114), runtime.opEq(_ch132, ({ type: "string", value: "n" }))))) {
-(_value133 = runtime.opAdd(_value133, ({ type: "string", value: "\n" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 122), runtime.opEq(_ch158, ({ type: "string", value: "n" }))))) {
+(_value159 = runtime.opAdd(_value159, ({ type: "string", value: "\n" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 116), runtime.opEq(_ch132, ({ type: "string", value: "0" }))))) {
-(_value133 = runtime.opAdd(_value133, ({ type: "string", value: "\n" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 124), runtime.opEq(_ch158, ({ type: "string", value: "0" }))))) {
+(_value159 = runtime.opAdd(_value159, ({ type: "string", value: "\n" })));
 } else {
-(_value133 = runtime.opAdd(_value133, _ch132));
+(_value159 = runtime.opAdd(_value159, _ch158));
 }}}};
 } else {
-(_value133 = runtime.opAdd(_value133, _ch132));
+(_value159 = runtime.opAdd(_value159, _ch158));
 };
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
-(_ch132 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 125), ((...args) => runtime.builtinAt(...args))(_text126, _i129)));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
+(_ch158 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 133), ((...args) => runtime.builtinAt(...args))(_text152, _i155)));
 };
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 127), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 127), runtime.opGte(_i129, _text_len127))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 127), runtime.opNe(_ch132, ({ type: "string", value: "\"" })))) }))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 128), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected '\"' on line %" }), _line130));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 135), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 135), runtime.opGte(_i155, _text_len153))) || runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 135), runtime.opNe(_ch158, ({ type: "string", value: "\"" })))) }))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 136), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "expected '\"' on line %" }), _line156));
 };
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 131), ((...args) => runtime.builtinPush(...args))(_tokens128, ({ type: "list", values: [({ type: "string", value: "string" }), _line130, _value133] })));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 139), ((...args) => runtime.builtinPush(...args))(_tokens154, ({ type: "list", values: [({ type: "string", value: "string" }), _line156, _value159] })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 132), _contains39(({ type: "string", value: "0123456789" }), _ch132)))) {
-const r_43 = ({ type: "string", value: "" });
-let _value134 = r_43;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 140), _contains39(({ type: "string", value: "0123456789" }), _ch158)))) {
+const r_48 = ({ type: "string", value: "" });
+let _value160 = r_48;
 while (true) {
-(_ch132 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 135), ((...args) => runtime.builtinAt(...args))(_text126, _i129)));
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 136), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 136), runtime.opGte(_i129, _text_len127))) || runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 136), _contains39(({ type: "string", value: "0123456789" }), _ch132)))) }))) {
+(_ch158 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 143), ((...args) => runtime.builtinAt(...args))(_text152, _i155)));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 144), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 144), runtime.opGte(_i155, _text_len153))) || runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 144), _contains39(({ type: "string", value: "0123456789" }), _ch158)))) }))) {
 break;
 };
-(_value134 = runtime.opAdd(_value134, _ch132));
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+(_value160 = runtime.opAdd(_value160, _ch158));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 };
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 142), ((...args) => runtime.builtinPush(...args))(_tokens128, ({ type: "list", values: [({ type: "string", value: "int" }), _line130, _value134] })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 150), ((...args) => runtime.builtinPush(...args))(_tokens154, ({ type: "list", values: [({ type: "string", value: "int" }), _line156, _value160] })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 143), _contains39(_ident_chars131, _ch132)))) {
-const r_44 = ({ type: "string", value: "" });
-let _value135 = r_44;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 151), _contains39(_ident_chars157, _ch158)))) {
+const r_49 = ({ type: "string", value: "" });
+let _value161 = r_49;
 while (true) {
-(_ch132 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 146), ((...args) => runtime.builtinAt(...args))(_text126, _i129)));
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 147), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 147), runtime.opGte(_i129, _text_len127))) || runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 147), _contains39(_ident_chars131, _ch132)))) }))) {
+(_ch158 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 154), ((...args) => runtime.builtinAt(...args))(_text152, _i155)));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 155), { type: "bool", value: runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 155), runtime.opGte(_i155, _text_len153))) || runtime.truthy(runtime.opNot((runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 155), _contains39(_ident_chars157, _ch158)))) }))) {
 break;
 };
-(_value135 = runtime.opAdd(_value135, _ch132));
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+(_value161 = runtime.opAdd(_value161, _ch158));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 };
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 153), ((...args) => runtime.builtinPush(...args))(_tokens128, ({ type: "list", values: [({ type: "string", value: "ident" }), _line130, _value135] })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 161), ((...args) => runtime.builtinPush(...args))(_tokens154, ({ type: "list", values: [({ type: "string", value: "ident" }), _line156, _value161] })));
 } else {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 155), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "illegal char '%'" }), _ch132));
-(_i129 = runtime.opAdd(_i129, ({ type: "int", value: 1 })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/parse.phi", 163), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "illegal char '%'" }), _ch158));
+(_i155 = runtime.opAdd(_i155, ({ type: "int", value: 1 })));
 }}}}}};
 };
 runtime.popCall();
-return _tokens128;
+return _tokens154;
 ;
 runtime.popCall();
 return { type: "null" };
@@ -451,53 +497,53 @@ runtime.setFile("/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
 // === emitting file /home/simone/Workspace/phi-lang/compiler/syms.phi ===
 runtime.setFile("/home/simone/Workspace/phi-lang/compiler/syms.phi");
 ;
-function _Syms175() {
+function _Syms200() {
 runtime.pushCall("Syms", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_45 = ({ type: "list", values: [({ type: "null" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 4), _map44())] });
-let _syms184 = r_45;
-function _enter_scope176() {
+const r_50 = ({ type: "list", values: [({ type: "null" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 4), _map44())] });
+let _syms209 = r_50;
+function _enter_scope201() {
 runtime.pushCall("enter_scope", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-(_syms184 = ({ type: "list", values: [_syms184, (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 7), _map44())] }));
+(_syms209 = ({ type: "list", values: [_syms209, (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 7), _map44())] }));
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _leave_scope177() {
+function _leave_scope202() {
 runtime.pushCall("leave_scope", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_46 = _syms184;
-const r_47 = r_46.values[0] ?? { type: "null"};
-let _parent185 = r_47;
-const r_48 = r_46.values[1] ?? { type: "null"};
-(_syms184 = _parent185);
+const r_51 = _syms209;
+const r_52 = r_51.values[0] ?? { type: "null"};
+let _parent210 = r_52;
+const r_53 = r_51.values[1] ?? { type: "null"};
+(_syms209 = _parent210);
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _define_sym178(_ident186, _sym187) {
+function _define_sym203(_ident211, _sym212) {
 runtime.pushCall("define_sym", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_49 = _syms184;
-const r_50 = r_49.values[0] ?? { type: "null"};
-const r_51 = r_49.values[1] ?? { type: "null"};
-let _map188 = r_51;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 17), _map_set47(_map188, _ident186, _sym187));
+const r_54 = _syms209;
+const r_55 = r_54.values[0] ?? { type: "null"};
+const r_56 = r_54.values[1] ?? { type: "null"};
+let _map213 = r_56;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 17), _map_set47(_map213, _ident211, _sym212));
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _find_sym179(_syms189, _ident190) {
+function _find_sym204(_syms214, _ident215) {
 runtime.pushCall("find_sym", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_52 = _syms189;
-const r_53 = r_52.values[0] ?? { type: "null"};
-let _parent191 = r_53;
-const r_54 = r_52.values[1] ?? { type: "null"};
-let _map192 = r_54;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 22), _map_has45(_map192, _ident190)))) {
+const r_57 = _syms214;
+const r_58 = r_57.values[0] ?? { type: "null"};
+let _parent216 = r_58;
+const r_59 = r_57.values[1] ?? { type: "null"};
+let _map217 = r_59;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 22), _map_has45(_map217, _ident215)))) {
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 23), _map_get46(_map192, _ident190));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 23), _map_get46(_map217, _ident215));
 };
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 25), runtime.opNe(_parent191, ({ type: "null" }))))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 25), runtime.opNe(_parent216, ({ type: "null" }))))) {
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 26), _find_sym179(_parent191, _ident190));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 26), _find_sym204(_parent216, _ident215));
 };
 runtime.popCall();
 return ({ type: "null" });
@@ -505,56 +551,56 @@ return ({ type: "null" });
 runtime.popCall();
 return { type: "null" };
 };
-function _get_sym180(_ident193) {
+function _get_sym205(_ident218) {
 runtime.pushCall("get_sym", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 32), _find_sym179(_syms184, _ident193));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 32), _find_sym204(_syms209, _ident218));
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _get_current_map181() {
+function _get_current_map206() {
 runtime.pushCall("get_current_map", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_55 = _syms184;
-const r_56 = r_55.values[0] ?? { type: "null"};
-const r_57 = r_55.values[1] ?? { type: "null"};
-let _map194 = r_57;
+const r_60 = _syms209;
+const r_61 = r_60.values[0] ?? { type: "null"};
+const r_62 = r_60.values[1] ?? { type: "null"};
+let _map219 = r_62;
 runtime.popCall();
-return _map194;
+return _map219;
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _print_syms_node182(_syms195, _depth196) {
+function _print_syms_node207(_syms220, _depth221) {
 runtime.pushCall("print_syms_node", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-const r_58 = _syms195;
-const r_59 = r_58.values[0] ?? { type: "null"};
-let _parent197 = r_59;
-const r_60 = r_58.values[1] ?? { type: "null"};
-let _map198 = r_60;
-for (const r_61 of _map198.values) {;
-const r_62 = r_61.values[0] ?? { type: "null"};
-let _ident199 = r_62;
-const r_63 = r_61.values[1] ?? { type: "null"};
-let _sym200 = r_63;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 43), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%- %: %" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 43), _indent40(_depth196)), _ident199, _sym200));
+const r_63 = _syms220;
+const r_64 = r_63.values[0] ?? { type: "null"};
+let _parent222 = r_64;
+const r_65 = r_63.values[1] ?? { type: "null"};
+let _map223 = r_65;
+for (const r_66 of _map223.values) {;
+const r_67 = r_66.values[0] ?? { type: "null"};
+let _ident224 = r_67;
+const r_68 = r_66.values[1] ?? { type: "null"};
+let _sym225 = r_68;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 43), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%- %: %" }), (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 43), _indent40(_depth221)), _ident224, _sym225));
 };
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 45), runtime.opNe(_parent197, ({ type: "null" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 46), _print_syms_node182(_parent197, (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 46), runtime.opAdd(_depth196, ({ type: "int", value: 1 })))));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 45), runtime.opNe(_parent222, ({ type: "null" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 46), _print_syms_node207(_parent222, (runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 46), runtime.opAdd(_depth221, ({ type: "int", value: 1 })))));
 };
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _print_syms183() {
+function _print_syms208() {
 runtime.pushCall("print_syms", "/home/simone/Workspace/phi-lang/compiler/syms.phi");
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 51), _print_syms_node182(_syms184, ({ type: "int", value: 0 })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/syms.phi", 51), _print_syms_node207(_syms209, ({ type: "int", value: 0 })));
 ;
 runtime.popCall();
 return { type: "null" };
 };
 runtime.popCall();
-return ({ type: "list", values: [_enter_scope176, _leave_scope177, _define_sym178, _get_sym180, _get_current_map181, _print_syms183] });
+return ({ type: "list", values: [_enter_scope201, _leave_scope202, _define_sym203, _get_sym205, _get_current_map206, _print_syms208] });
 ;
 runtime.popCall();
 return { type: "null" };
@@ -562,922 +608,921 @@ return { type: "null" };
 
 // === resuming file /home/simone/Workspace/phi-lang/compiler/emit_js.phi ===
 runtime.setFile("/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-function _JsEmitter154(_ast201, _initial_filename202) {
+;
+function _JsEmitter180(_ast226, _initial_filename227) {
 runtime.pushCall("JsEmitter", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_64 = ({ type: "list", values: [] });
-let _output224 = r_64;
-const r_65 = _initial_filename202;
-let _filename225 = r_65;
-const r_66 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 13), _Syms175());
-let _syms226 = r_66;
-const r_67 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 15), _Counter155());
-const r_68 = r_67.values[0] ?? { type: "null"};
-let _sym_id_count227 = r_68;
-const r_69 = r_67.values[1] ?? { type: "null"};
-let _sym_id_increment228 = r_69;
-const r_70 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 16), _Counter155());
-const r_71 = r_70.values[0] ?? { type: "null"};
-let _let_node_reg_count229 = r_71;
-const r_72 = r_70.values[1] ?? { type: "null"};
-let _let_node_reg_increment230 = r_72;
-const r_73 = ({ type: "list", values: [_filename225] });
-let _import_stack231 = r_73;
-const r_74 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 19), _map44());
-let _imported_files232 = r_74;
-const r_75 = ({ type: "list", values: [({ type: "list", values: [({ type: "string", value: "format" }), ({ type: "string", value: "builtinFormat" })] }), ({ type: "list", values: [({ type: "string", value: "print" }), ({ type: "string", value: "builtinPrint" })] }), ({ type: "list", values: [({ type: "string", value: "println" }), ({ type: "string", value: "builtinPrintln" })] }), ({ type: "list", values: [({ type: "string", value: "panic" }), ({ type: "string", value: "builtinPanic" })] }), ({ type: "list", values: [({ type: "string", value: "read_text_file" }), ({ type: "string", value: "builtinReadTextFile" })] }), ({ type: "list", values: [({ type: "string", value: "write_text_file" }), ({ type: "string", value: "builtinWriteTextFile" })] }), ({ type: "list", values: [({ type: "string", value: "push" }), ({ type: "string", value: "builtinPush" })] }), ({ type: "list", values: [({ type: "string", value: "at" }), ({ type: "string", value: "builtinAt" })] }), ({ type: "list", values: [({ type: "string", value: "set" }), ({ type: "string", value: "builtinSet" })] }), ({ type: "list", values: [({ type: "string", value: "len" }), ({ type: "string", value: "builtinLen" })] }), ({ type: "list", values: [({ type: "string", value: "string_to_int" }), ({ type: "string", value: "builtinStringToInt" })] }), ({ type: "list", values: [({ type: "string", value: "char_code" }), ({ type: "string", value: "builtinCharCode" })] }), ({ type: "list", values: [({ type: "string", value: "strings_join" }), ({ type: "string", value: "builtinStringsJoin" })] }), ({ type: "list", values: [({ type: "string", value: "get_args" }), ({ type: "string", value: "builtinGetArgs" })] }), ({ type: "list", values: [({ type: "string", value: "fs_basename" }), ({ type: "string", value: "builtinFsBasename" })] }), ({ type: "list", values: [({ type: "string", value: "fs_dirname" }), ({ type: "string", value: "builtinFsDirname" })] }), ({ type: "list", values: [({ type: "string", value: "fs_cwd" }), ({ type: "string", value: "builtinFsCwd" })] }), ({ type: "list", values: [({ type: "string", value: "fs_resolve" }), ({ type: "string", value: "builtinFsResolve" })] })] });
-let _builtin_syms233 = r_75;
-function _generate203() {
+const r_69 = ({ type: "list", values: [] });
+let _output249 = r_69;
+const r_70 = _initial_filename227;
+let _filename250 = r_70;
+const r_71 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 20), _Syms200());
+let _syms251 = r_71;
+const r_72 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 22), _Counter126());
+const r_73 = r_72.values[0] ?? { type: "null"};
+let _sym_id_count252 = r_73;
+const r_74 = r_72.values[1] ?? { type: "null"};
+let _sym_id_increment253 = r_74;
+const r_75 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 23), _Counter126());
+const r_76 = r_75.values[0] ?? { type: "null"};
+let _let_node_reg_count254 = r_76;
+const r_77 = r_75.values[1] ?? { type: "null"};
+let _let_node_reg_increment255 = r_77;
+const r_78 = ({ type: "list", values: [_filename250] });
+let _import_stack256 = r_78;
+const r_79 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 26), _map44());
+let _imported_files257 = r_79;
+const r_80 = ({ type: "list", values: [({ type: "list", values: [({ type: "string", value: "format" }), ({ type: "string", value: "builtinFormat" })] }), ({ type: "list", values: [({ type: "string", value: "print" }), ({ type: "string", value: "builtinPrint" })] }), ({ type: "list", values: [({ type: "string", value: "println" }), ({ type: "string", value: "builtinPrintln" })] }), ({ type: "list", values: [({ type: "string", value: "panic" }), ({ type: "string", value: "builtinPanic" })] }), ({ type: "list", values: [({ type: "string", value: "read_text_file" }), ({ type: "string", value: "builtinReadTextFile" })] }), ({ type: "list", values: [({ type: "string", value: "write_text_file" }), ({ type: "string", value: "builtinWriteTextFile" })] }), ({ type: "list", values: [({ type: "string", value: "push" }), ({ type: "string", value: "builtinPush" })] }), ({ type: "list", values: [({ type: "string", value: "at" }), ({ type: "string", value: "builtinAt" })] }), ({ type: "list", values: [({ type: "string", value: "set" }), ({ type: "string", value: "builtinSet" })] }), ({ type: "list", values: [({ type: "string", value: "len" }), ({ type: "string", value: "builtinLen" })] }), ({ type: "list", values: [({ type: "string", value: "string_to_int" }), ({ type: "string", value: "builtinStringToInt" })] }), ({ type: "list", values: [({ type: "string", value: "char_code" }), ({ type: "string", value: "builtinCharCode" })] }), ({ type: "list", values: [({ type: "string", value: "strings_join" }), ({ type: "string", value: "builtinStringsJoin" })] }), ({ type: "list", values: [({ type: "string", value: "get_args" }), ({ type: "string", value: "builtinGetArgs" })] }), ({ type: "list", values: [({ type: "string", value: "fs_basename" }), ({ type: "string", value: "builtinFsBasename" })] }), ({ type: "list", values: [({ type: "string", value: "fs_dirname" }), ({ type: "string", value: "builtinFsDirname" })] }), ({ type: "list", values: [({ type: "string", value: "fs_cwd" }), ({ type: "string", value: "builtinFsCwd" })] }), ({ type: "list", values: [({ type: "string", value: "fs_resolve" }), ({ type: "string", value: "builtinFsResolve" })] })] });
+let _builtin_syms258 = r_80;
+function _generate228() {
 runtime.pushCall("generate", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 43), _emit213(({ type: "string", value: "#!/usr/bin/env node\n" })));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 44), _emit213(({ type: "string", value: "import { Runtime } from \"./runtime.js\";\n" })));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 45), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 45), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "const runtime = new Runtime(\"%\");\n" }), _filename225))));
-for (const r_76 of _builtin_syms233.values) {;
-const r_77 = r_76.values[0] ?? { type: "null"};
-let _ident234 = r_77;
-const r_78 = r_76.values[1] ?? { type: "null"};
-let _builtin_id235 = r_78;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 48), _define_builtin214(_ident234, _builtin_id235));
-};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 51), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 51), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "// === emitting file % ===\n" }), _filename225))));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 52), _enter_scope218());
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 53), _discover_syms205(_ast201));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 54), _emit_exprs204(_ast201));
-runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 55), ((...args) => runtime.builtinStringsJoin(...args))(_output224));
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _emit_exprs204(_exprs236) {
-runtime.pushCall("emit_exprs", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-for (const r_79 of _exprs236.values) {;
-let _expr237 = r_79;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 60), _emit_expr206(_expr237));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 61), _emit213(({ type: "string", value: ";\n" })));
-};
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _discover_syms205(_exprs238) {
-runtime.pushCall("discover_syms", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-for (const r_80 of _exprs238.values) {;
-let _expr239 = r_80;
-const r_81 = _expr239;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 50), _emit238(({ type: "string", value: "#!/usr/bin/env node\n" })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 51), _emit238(({ type: "string", value: "import { Runtime } from \"./runtime.js\";\n" })));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 52), _emit238((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 52), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "const runtime = new Runtime(\"%\");\n" }), _filename250))));
+for (const r_81 of _builtin_syms258.values) {;
 const r_82 = r_81.values[0] ?? { type: "null"};
-let _ty240 = r_82;
+let _ident259 = r_82;
 const r_83 = r_81.values[1] ?? { type: "null"};
-let _line241 = r_83;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 68), runtime.opNe(_ty240, ({ type: "string", value: "list" }))))) {
+let _builtin_id260 = r_83;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 55), _define_builtin239(_ident259, _builtin_id260));
+};
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 58), _emit238((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 58), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "// === emitting file % ===\n" }), _filename250))));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 59), _enter_scope243());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 60), _discover_syms230(_ast226));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 61), _emit_exprs229(_ast226));
+runtime.popCall();
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 62), ((...args) => runtime.builtinStringsJoin(...args))(_output249));
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _emit_exprs229(_exprs261) {
+runtime.pushCall("emit_exprs", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+for (const r_84 of _exprs261.values) {;
+let _expr262 = r_84;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 67), _emit_expr231(_expr262));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 68), _emit238(({ type: "string", value: ";\n" })));
+};
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _discover_syms230(_exprs263) {
+runtime.pushCall("discover_syms", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+for (const r_85 of _exprs263.values) {;
+let _expr264 = r_85;
+const r_86 = _expr264;
+const r_87 = r_86.values[0] ?? { type: "null"};
+const r_88 = r_86.values[1] ?? { type: "null"};
+let _ty265 = r_88;
+const r_89 = r_86.values[2] ?? { type: "null"};
+let _line266 = r_89;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 75), runtime.opNe(_ty265, ({ type: "string", value: "list" }))))) {
 runtime.popCall();
 return { type: "null" }};
-const r_84 = _expr239;
-const r_85 = r_84.values[0] ?? { type: "null"};
-const r_86 = r_84.values[1] ?? { type: "null"};
-const r_87 = r_84.values[2] ?? { type: "null"};
-let _s242 = r_87;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 70), runtime.opEq((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 70), ((...args) => runtime.builtinLen(...args))(_s242)), ({ type: "int", value: 0 }))))) {
+const r_90 = _expr264;
+const r_91 = r_90.values[0] ?? { type: "null"};
+const r_92 = r_90.values[1] ?? { type: "null"};
+const r_93 = r_90.values[2] ?? { type: "null"};
+const r_94 = r_90.values[3] ?? { type: "null"};
+let _s267 = r_94;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 77), runtime.opEq((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 77), ((...args) => runtime.builtinLen(...args))(_s267)), ({ type: "int", value: 0 }))))) {
 runtime.popCall();
 return { type: "null" }};
-const r_88 = _s242;
-const r_89 = r_88.values[0] ?? { type: "null"};
-const r_90 = r_89.values[0] ?? { type: "null"};
-const r_91 = r_89.values[1] ?? { type: "null"};
-const r_92 = r_89.values[2] ?? { type: "null"};
-let _id243 = r_92;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 72), runtime.opEq(_id243, ({ type: "string", value: "fn" }))))) {
-const r_93 = _s242;
-const r_94 = r_93.values[0] ?? { type: "null"};
-const r_95 = r_93.values[1] ?? { type: "null"};
+const r_95 = _s267;
 const r_96 = r_95.values[0] ?? { type: "null"};
-const r_97 = r_95.values[1] ?? { type: "null"};
-const r_98 = r_95.values[2] ?? { type: "null"};
-let _ident244 = r_98;
-const r_99 = r_93.values[2] ?? { type: "null"};
-const r_100 = r_99.values[0] ?? { type: "null"};
-const r_101 = r_99.values[1] ?? { type: "null"};
-const r_102 = r_99.values[2] ?? { type: "null"};
-let _params245 = r_102;
-const r_103 = r_93.values[3] ?? { type: "null"};
-let _body246 = r_103;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 74), _define_fn215(_ident244, _line241));
+const r_97 = r_96.values[0] ?? { type: "null"};
+const r_98 = r_96.values[1] ?? { type: "null"};
+const r_99 = r_96.values[2] ?? { type: "null"};
+const r_100 = r_96.values[3] ?? { type: "null"};
+let _id268 = r_100;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 79), runtime.opEq(_id268, ({ type: "string", value: "fn" }))))) {
+const r_101 = _s267;
+const r_102 = r_101.values[0] ?? { type: "null"};
+const r_103 = r_101.values[1] ?? { type: "null"};
+const r_104 = r_103.values[0] ?? { type: "null"};
+const r_105 = r_103.values[1] ?? { type: "null"};
+const r_106 = r_103.values[2] ?? { type: "null"};
+const r_107 = r_103.values[3] ?? { type: "null"};
+let _ident269 = r_107;
+const r_108 = r_101.values[2] ?? { type: "null"};
+const r_109 = r_108.values[0] ?? { type: "null"};
+const r_110 = r_108.values[1] ?? { type: "null"};
+const r_111 = r_108.values[2] ?? { type: "null"};
+const r_112 = r_108.values[3] ?? { type: "null"};
+let _params270 = r_112;
+const r_113 = r_101.values[3] ?? { type: "null"};
+let _body271 = r_113;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 81), _define_fn240(_ident269, _line266));
 };
 };
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _emit_expr206(_expr247) {
+function _emit_expr231(_expr272) {
 runtime.pushCall("emit_expr", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_104 = _expr247;
-const r_105 = r_104.values[0] ?? { type: "null"};
-let _ty248 = r_105;
-const r_106 = r_104.values[1] ?? { type: "null"};
-let _line249 = r_106;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 81), runtime.opEq(_ty248, ({ type: "string", value: "list" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 82), _emit_list207(_expr247));
+const r_114 = _expr272;
+const r_115 = r_114.values[0] ?? { type: "null"};
+const r_116 = r_114.values[1] ?? { type: "null"};
+let _ty273 = r_116;
+const r_117 = r_114.values[2] ?? { type: "null"};
+let _line274 = r_117;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 88), runtime.opEq(_ty273, ({ type: "string", value: "list" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 89), _emit_list232(_expr272));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 83), runtime.opEq(_ty248, ({ type: "string", value: "int" }))))) {
-const r_107 = _expr247;
-const r_108 = r_107.values[0] ?? { type: "null"};
-const r_109 = r_107.values[1] ?? { type: "null"};
-const r_110 = r_107.values[2] ?? { type: "null"};
-let _value250 = r_110;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 85), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 85), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "({ type: \"int\", value: % })" }), _value250))));
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+} else {
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 runtime.popCall();
 return { type: "null" };
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-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 184), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 184), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "\n// === resuming file % ===\n" }), _outer_filename267))));
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-};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 187), _list_pop42(_import_stack231));
-for (const r_159 of _idents264.values) {;
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 runtime.popCall();
 return { type: "null" };
 };
-function _emit_assign_expr212(_s335, _line336, _id337) {
+function _emit_assign_expr237(_s360, _line361, _id362) {
 runtime.pushCall("emit_assign_expr", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_263 = _s335;
-const r_264 = r_263.values[0] ?? { type: "null"};
-const r_265 = r_263.values[1] ?? { type: "null"};
-const r_266 = r_265.values[0] ?? { type: "null"};
-let _target_type338 = r_266;
-const r_267 = r_263.values[2] ?? { type: "null"};
-let _expr339 = r_267;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 441), runtime.opNe(_target_type338, ({ type: "string", value: "ident" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 442), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "cannot assign to expression on line %" }), _line336));
-};
-const r_268 = _s335;
-const r_269 = r_268.values[0] ?? { type: "null"};
-const r_270 = r_268.values[1] ?? { type: "null"};
-const r_271 = r_270.values[0] ?? { type: "null"};
-const r_272 = r_270.values[1] ?? { type: "null"};
-const r_273 = r_270.values[2] ?? { type: "null"};
-let _ident340 = r_273;
-const r_274 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 445), _get_sym221(_ident340));
-let _sym341 = r_274;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 446), runtime.opEq(_sym341, ({ type: "null" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 447), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "could not find symbol '%' on line %" }), _ident340, _line336));
-};
-const r_275 = _sym341;
-const r_276 = r_275.values[0] ?? { type: "null"};
-let _sym_id342 = r_276;
-const r_277 = r_275.values[1] ?? { type: "null"};
-let _sym_type343 = r_277;
-const r_278 = r_275.values[2] ?? { type: "null"};
-let _sym_ident344 = r_278;
-const r_279 = r_275.values[3] ?? { type: "null"};
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 450), runtime.opEq(_sym_type343, ({ type: "string", value: "let" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 451), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 451), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "(_%% = " }), _sym_ident344, _sym_id342))));
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 452), runtime.opEq(_id337, ({ type: "string", value: "=" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 453), _emit_expr206(_expr339));
-} else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 454), runtime.opEq(_id337, ({ type: "string", value: "+" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 455), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 455), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "runtime.opAdd(_%%, " }), _sym_ident344, _sym_id342))));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 456), _emit_expr206(_expr339));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 457), _emit213(({ type: "string", value: ")" })));
-} else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 458), runtime.opEq(_id337, ({ type: "string", value: "-" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 459), _emit213((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 459), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "runtime.opSub(_%%, " }), _sym_ident344, _sym_id342))));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 460), _emit_expr206(_expr339));
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 461), _emit213(({ type: "string", value: ")" })));
-} else {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 463), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "not implemented" })));
-}}};
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 465), _emit213(({ type: "string", value: ")" })));
-} else {
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 467), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "cannot assign to symbol '%' on line %" }), _sym_ident344, _line336));
-};
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _emit213(_str345) {
-runtime.pushCall("emit", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 472), ((...args) => runtime.builtinPush(...args))(_output224, _str345));
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _define_builtin214(_ident346, _builtin_id347) {
-runtime.pushCall("define_builtin", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_280 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 476), _sym_id_count227());
-let _sym_id348 = r_280;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 477), _sym_id_increment228());
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 479), _define_sym220(_ident346, ({ type: "list", values: [_sym_id348, ({ type: "string", value: "builtin" }), _builtin_id347] })));
-runtime.popCall();
-return _sym_id348;
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _define_fn215(_ident349, _line350) {
-runtime.pushCall("define_fn", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_281 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 484), _sym_id_count227());
-let _sym_id351 = r_281;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 485), _sym_id_increment228());
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 487), _define_sym220(_ident349, ({ type: "list", values: [_sym_id351, ({ type: "string", value: "fn" }), _ident349, _line350] })));
-runtime.popCall();
-return _sym_id351;
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _define_param216(_ident352, _line353) {
-runtime.pushCall("define_param", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_282 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 492), _sym_id_count227());
-let _sym_id354 = r_282;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 493), _sym_id_increment228());
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 495), _define_sym220(_ident352, ({ type: "list", values: [_sym_id354, ({ type: "string", value: "param" }), _ident352, _line353] })));
-runtime.popCall();
-return _sym_id354;
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _define_let217(_ident355, _line356) {
-runtime.pushCall("define_let", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_283 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 500), _sym_id_count227());
-let _sym_id357 = r_283;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 501), _sym_id_increment228());
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 503), _define_sym220(_ident355, ({ type: "list", values: [_sym_id357, ({ type: "string", value: "let" }), _ident355, _line356] })));
-runtime.popCall();
-return _sym_id357;
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _enter_scope218() {
-runtime.pushCall("enter_scope", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_284 = _syms226;
-const r_285 = r_284.values[0] ?? { type: "null"};
-let _enter_scope358 = r_285;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 510), _enter_scope358());
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _leave_scope219() {
-runtime.pushCall("leave_scope", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_286 = _syms226;
-const r_287 = r_286.values[0] ?? { type: "null"};
-const r_288 = r_286.values[1] ?? { type: "null"};
-let _leave_scope359 = r_288;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 514), _leave_scope359());
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _define_sym220(_ident360, _sym361) {
-runtime.pushCall("define_sym", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_289 = _syms226;
+const r_289 = _s360;
 const r_290 = r_289.values[0] ?? { type: "null"};
 const r_291 = r_289.values[1] ?? { type: "null"};
-const r_292 = r_289.values[2] ?? { type: "null"};
-let _define_sym362 = r_292;
-runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 518), _define_sym362(_ident360, _sym361));
+const r_292 = r_291.values[0] ?? { type: "null"};
+const r_293 = r_291.values[1] ?? { type: "null"};
+let _target_type363 = r_293;
+const r_294 = r_289.values[2] ?? { type: "null"};
+let _expr364 = r_294;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 448), runtime.opNe(_target_type363, ({ type: "string", value: "ident" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 449), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "cannot assign to expression on line %" }), _line361));
+};
+const r_295 = _s360;
+const r_296 = r_295.values[0] ?? { type: "null"};
+const r_297 = r_295.values[1] ?? { type: "null"};
+const r_298 = r_297.values[0] ?? { type: "null"};
+const r_299 = r_297.values[1] ?? { type: "null"};
+const r_300 = r_297.values[2] ?? { type: "null"};
+const r_301 = r_297.values[3] ?? { type: "null"};
+let _ident365 = r_301;
+const r_302 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 452), _get_sym246(_ident365));
+let _sym366 = r_302;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 453), runtime.opEq(_sym366, ({ type: "null" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 454), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "could not find symbol '%' on line %" }), _ident365, _line361));
+};
+const r_303 = _sym366;
+const r_304 = r_303.values[0] ?? { type: "null"};
+let _sym_id367 = r_304;
+const r_305 = r_303.values[1] ?? { type: "null"};
+let _sym_type368 = r_305;
+const r_306 = r_303.values[2] ?? { type: "null"};
+let _sym_ident369 = r_306;
+const r_307 = r_303.values[3] ?? { type: "null"};
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 457), runtime.opEq(_sym_type368, ({ type: "string", value: "let" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 458), _emit238((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 458), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "(_%% = " }), _sym_ident369, _sym_id367))));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 459), runtime.opEq(_id362, ({ type: "string", value: "=" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 460), _emit_expr231(_expr364));
+} else {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 461), runtime.opEq(_id362, ({ type: "string", value: "+" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 462), _emit238((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 462), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "runtime.opAdd(_%%, " }), _sym_ident369, _sym_id367))));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 463), _emit_expr231(_expr364));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 464), _emit238(({ type: "string", value: ")" })));
+} else {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 465), runtime.opEq(_id362, ({ type: "string", value: "-" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 466), _emit238((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 466), ((...args) => runtime.builtinFormat(...args))(({ type: "string", value: "runtime.opSub(_%%, " }), _sym_ident369, _sym_id367))));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 467), _emit_expr231(_expr364));
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 468), _emit238(({ type: "string", value: ")" })));
+} else {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 470), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "not implemented" })));
+}}};
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 472), _emit238(({ type: "string", value: ")" })));
+} else {
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 474), ((...args) => runtime.builtinPanic(...args))(({ type: "string", value: "cannot assign to symbol '%' on line %" }), _sym_ident369, _line361));
+};
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _get_sym221(_ident363) {
+function _emit238(_str370) {
+runtime.pushCall("emit", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 479), ((...args) => runtime.builtinPush(...args))(_output249, _str370));
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _define_builtin239(_ident371, _builtin_id372) {
+runtime.pushCall("define_builtin", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_308 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 483), _sym_id_count252());
+let _sym_id373 = r_308;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 484), _sym_id_increment253());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 486), _define_sym245(_ident371, ({ type: "list", values: [_sym_id373, ({ type: "string", value: "builtin" }), _builtin_id372] })));
+runtime.popCall();
+return _sym_id373;
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _define_fn240(_ident374, _line375) {
+runtime.pushCall("define_fn", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_309 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 491), _sym_id_count252());
+let _sym_id376 = r_309;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 492), _sym_id_increment253());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 494), _define_sym245(_ident374, ({ type: "list", values: [_sym_id376, ({ type: "string", value: "fn" }), _ident374, _line375] })));
+runtime.popCall();
+return _sym_id376;
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _define_param241(_ident377, _line378) {
+runtime.pushCall("define_param", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_310 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 499), _sym_id_count252());
+let _sym_id379 = r_310;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 500), _sym_id_increment253());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 502), _define_sym245(_ident377, ({ type: "list", values: [_sym_id379, ({ type: "string", value: "param" }), _ident377, _line378] })));
+runtime.popCall();
+return _sym_id379;
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _define_let242(_ident380, _line381) {
+runtime.pushCall("define_let", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_311 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 507), _sym_id_count252());
+let _sym_id382 = r_311;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 508), _sym_id_increment253());
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 510), _define_sym245(_ident380, ({ type: "list", values: [_sym_id382, ({ type: "string", value: "let" }), _ident380, _line381] })));
+runtime.popCall();
+return _sym_id382;
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _enter_scope243() {
+runtime.pushCall("enter_scope", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_312 = _syms251;
+const r_313 = r_312.values[0] ?? { type: "null"};
+let _enter_scope383 = r_313;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 517), _enter_scope383());
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _leave_scope244() {
+runtime.pushCall("leave_scope", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_314 = _syms251;
+const r_315 = r_314.values[0] ?? { type: "null"};
+const r_316 = r_314.values[1] ?? { type: "null"};
+let _leave_scope384 = r_316;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 521), _leave_scope384());
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _define_sym245(_ident385, _sym386) {
+runtime.pushCall("define_sym", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
+const r_317 = _syms251;
+const r_318 = r_317.values[0] ?? { type: "null"};
+const r_319 = r_317.values[1] ?? { type: "null"};
+const r_320 = r_317.values[2] ?? { type: "null"};
+let _define_sym387 = r_320;
+runtime.popCall();
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 525), _define_sym387(_ident385, _sym386));
+;
+runtime.popCall();
+return { type: "null" };
+};
+function _get_sym246(_ident388) {
 runtime.pushCall("get_sym", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_293 = _syms226;
-const r_294 = r_293.values[0] ?? { type: "null"};
-const r_295 = r_293.values[1] ?? { type: "null"};
-const r_296 = r_293.values[2] ?? { type: "null"};
-const r_297 = r_293.values[3] ?? { type: "null"};
-let _get_sym364 = r_297;
+const r_321 = _syms251;
+const r_322 = r_321.values[0] ?? { type: "null"};
+const r_323 = r_321.values[1] ?? { type: "null"};
+const r_324 = r_321.values[2] ?? { type: "null"};
+const r_325 = r_321.values[3] ?? { type: "null"};
+let _get_sym389 = r_325;
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 522), _get_sym364(_ident363));
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 529), _get_sym389(_ident388));
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _get_current_map222() {
+function _get_current_map247() {
 runtime.pushCall("get_current_map", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_298 = _syms226;
-const r_299 = r_298.values[0] ?? { type: "null"};
-const r_300 = r_298.values[1] ?? { type: "null"};
-const r_301 = r_298.values[2] ?? { type: "null"};
-const r_302 = r_298.values[3] ?? { type: "null"};
-const r_303 = r_298.values[4] ?? { type: "null"};
-let _get_current_map365 = r_303;
+const r_326 = _syms251;
+const r_327 = r_326.values[0] ?? { type: "null"};
+const r_328 = r_326.values[1] ?? { type: "null"};
+const r_329 = r_326.values[2] ?? { type: "null"};
+const r_330 = r_326.values[3] ?? { type: "null"};
+const r_331 = r_326.values[4] ?? { type: "null"};
+let _get_current_map390 = r_331;
 runtime.popCall();
-return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 526), _get_current_map365());
+return (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 533), _get_current_map390());
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _print_syms223() {
+function _print_syms248() {
 runtime.pushCall("print_syms", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_304 = _syms226;
-const r_305 = r_304.values[0] ?? { type: "null"};
-const r_306 = r_304.values[1] ?? { type: "null"};
-const r_307 = r_304.values[2] ?? { type: "null"};
-const r_308 = r_304.values[3] ?? { type: "null"};
-const r_309 = r_304.values[4] ?? { type: "null"};
-const r_310 = r_304.values[5] ?? { type: "null"};
-let _print_syms366 = r_310;
-(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 530), _print_syms366());
+const r_332 = _syms251;
+const r_333 = r_332.values[0] ?? { type: "null"};
+const r_334 = r_332.values[1] ?? { type: "null"};
+const r_335 = r_332.values[2] ?? { type: "null"};
+const r_336 = r_332.values[3] ?? { type: "null"};
+const r_337 = r_332.values[4] ?? { type: "null"};
+const r_338 = r_332.values[5] ?? { type: "null"};
+let _print_syms391 = r_338;
+(runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 537), _print_syms391());
 ;
 runtime.popCall();
 return { type: "null" };
 };
 runtime.popCall();
-return ({ type: "list", values: [_generate203] });
+return ({ type: "list", values: [_generate228] });
 ;
 runtime.popCall();
 return { type: "null" };
 };
-function _Counter155() {
-runtime.pushCall("Counter", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_311 = ({ type: "int", value: 0 });
-let _counter369 = r_311;
-function _count367() {
-runtime.pushCall("count", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-runtime.popCall();
-return _counter369;
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _increment368() {
-runtime.pushCall("increment", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-(_counter369 = runtime.opAdd(_counter369, ({ type: "int", value: 1 })));
-;
-runtime.popCall();
-return { type: "null" };
-};
-runtime.popCall();
-return ({ type: "list", values: [_count367, _increment368] });
-;
-runtime.popCall();
-return { type: "null" };
-};
-function _string_escape156(_str370) {
+function _string_escape181(_str392) {
 runtime.pushCall("string_escape", "/home/simone/Workspace/phi-lang/compiler/emit_js.phi");
-const r_312 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 551), ((...args) => runtime.builtinLen(...args))(_str370));
-let _str_len371 = r_312;
-const r_313 = ({ type: "int", value: 0 });
-let _i372 = r_313;
-const r_314 = ({ type: "string", value: "" });
-let _result373 = r_314;
+const r_339 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 544), ((...args) => runtime.builtinLen(...args))(_str392));
+let _str_len393 = r_339;
+const r_340 = ({ type: "int", value: 0 });
+let _i394 = r_340;
+const r_341 = ({ type: "string", value: "" });
+let _result395 = r_341;
 while (true) {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 555), runtime.opGte(_i372, _str_len371)))) {
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 548), runtime.opGte(_i394, _str_len393)))) {
 break};
-const r_315 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 556), ((...args) => runtime.builtinAt(...args))(_str370, _i372));
-let _ch374 = r_315;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 557), runtime.opEq(_ch374, ({ type: "string", value: "\\" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\\\" })));
+const r_342 = (runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 549), ((...args) => runtime.builtinAt(...args))(_str392, _i394));
+let _ch396 = r_342;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 550), runtime.opEq(_ch396, ({ type: "string", value: "\\" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\\\" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 559), runtime.opEq(_ch374, ({ type: "string", value: "\"" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\\"" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 552), runtime.opEq(_ch396, ({ type: "string", value: "\"" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\\"" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 561), runtime.opEq(_ch374, ({ type: "string", value: "\t" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\t" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 554), runtime.opEq(_ch396, ({ type: "string", value: "\t" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\t" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 563), runtime.opEq(_ch374, ({ type: "string", value: "\r" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\r" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 556), runtime.opEq(_ch396, ({ type: "string", value: "\r" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\r" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 565), runtime.opEq(_ch374, ({ type: "string", value: "\n" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\n" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 558), runtime.opEq(_ch396, ({ type: "string", value: "\n" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\n" })));
 } else {
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 567), runtime.opEq(_ch374, ({ type: "string", value: "\n" }))))) {
-(_result373 = runtime.opAdd(_result373, ({ type: "string", value: "\\0" })));
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compiler/emit_js.phi", 560), runtime.opEq(_ch396, ({ type: "string", value: "\n" }))))) {
+(_result395 = runtime.opAdd(_result395, ({ type: "string", value: "\\0" })));
 } else {
-(_result373 = runtime.opAdd(_result373, _ch374));
+(_result395 = runtime.opAdd(_result395, _ch396));
 }}}}}};
-(_i372 = runtime.opAdd(_i372, ({ type: "int", value: 1 })));
+(_i394 = runtime.opAdd(_i394, ({ type: "int", value: 1 })));
 };
 runtime.popCall();
-return _result373;
+return _result395;
 ;
 runtime.popCall();
 return { type: "null" };
@@ -1485,56 +1530,56 @@ return { type: "null" };
 
 // === resuming file /home/simone/Workspace/phi-lang/compile.phi ===
 runtime.setFile("/home/simone/Workspace/phi-lang/compile.phi");
-function _print_expr18(_expr375, _depth376) {
+function _print_expr18(_expr397, _depth398) {
 runtime.pushCall("print_expr", "/home/simone/Workspace/phi-lang/compile.phi");
-const r_316 = _expr375;
-const r_317 = r_316.values[0] ?? { type: "null"};
-let _ty377 = r_317;
-const r_318 = r_316.values[1] ?? { type: "null"};
-let _line378 = r_318;
-const r_319 = r_316.values[2] ?? { type: "null"};
-let _value379 = r_319;
-if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 7), runtime.opEq(_ty377, ({ type: "string", value: "list" }))))) {
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 8), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%(% %" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 8), _indent40(_depth376)), _ty377, _line378));
-for (const r_320 of _value379.values) {;
-let _e380 = r_320;
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 10), _print_expr18(_e380, (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 10), runtime.opAdd(_depth376, ({ type: "int", value: 1 })))));
+const r_343 = _expr397;
+const r_344 = r_343.values[0] ?? { type: "null"};
+let _ty399 = r_344;
+const r_345 = r_343.values[1] ?? { type: "null"};
+let _line400 = r_345;
+const r_346 = r_343.values[2] ?? { type: "null"};
+let _value401 = r_346;
+if (runtime.truthy((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 7), runtime.opEq(_ty399, ({ type: "string", value: "list" }))))) {
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 8), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%(% %" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 8), _indent40(_depth398)), _ty399, _line400));
+for (const r_347 of _value401.values) {;
+let _e402 = r_347;
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 10), _print_expr18(_e402, (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 10), runtime.opAdd(_depth398, ({ type: "int", value: 1 })))));
 };
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 12), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%)" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 12), _indent40(_depth376))));
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 12), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%)" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 12), _indent40(_depth398))));
 } else {
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 14), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%%" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 14), _indent40(_depth376)), _expr375));
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 14), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "%%" }), (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 14), _indent40(_depth398)), _expr397));
 };
 ;
 runtime.popCall();
 return { type: "null" };
 };
-const r_321 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 18), ((...args) => runtime.builtinGetArgs(...args))());
-const r_322 = r_321.values[0] ?? { type: "null"};
-let _input_filename_rel381 = r_322;
-const r_323 = r_321.values[1] ?? { type: "null"};
-let _output_filename_rel382 = r_323;
-const r_324 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 20), ((...args) => runtime.builtinFsResolve(...args))((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 20), ((...args) => runtime.builtinFsCwd(...args))()), _input_filename_rel381));
-let _input_filename383 = r_324;
-const r_325 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 21), ((...args) => runtime.builtinFsResolve(...args))((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 21), ((...args) => runtime.builtinFsCwd(...args))()), _output_filename_rel382));
-let _output_filename384 = r_325;
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 23), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "compiling '%'..." }), _input_filename383));
-const r_326 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 24), ((...args) => runtime.builtinReadTextFile(...args))(_input_filename383));
-let _text385 = r_326;
-const r_327 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 26), _tokenize107(_text385));
-let _tokens386 = r_327;
-const r_328 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 27), _Parser106(_tokens386));
-let _parser387 = r_328;
-const r_329 = _parser387;
-const r_330 = r_329.values[0] ?? { type: "null"};
-let _parse388 = r_330;
-const r_331 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 29), _parse388());
-let _ast389 = r_331;
-const r_332 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 30), _JsEmitter154(_ast389, _input_filename383));
-let _emitter390 = r_332;
-const r_333 = _emitter390;
-const r_334 = r_333.values[0] ?? { type: "null"};
-let _emit391 = r_334;
-const r_335 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 32), _emit391());
-let _js_code392 = r_335;
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 37), ((...args) => runtime.builtinWriteTextFile(...args))(_output_filename384, _js_code392));
-(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 38), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "writing '%'" }), _output_filename384));
+const r_348 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 18), ((...args) => runtime.builtinGetArgs(...args))());
+const r_349 = r_348.values[0] ?? { type: "null"};
+let _input_filename_rel403 = r_349;
+const r_350 = r_348.values[1] ?? { type: "null"};
+let _output_filename_rel404 = r_350;
+const r_351 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 20), ((...args) => runtime.builtinFsResolve(...args))((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 20), ((...args) => runtime.builtinFsCwd(...args))()), _input_filename_rel403));
+let _input_filename405 = r_351;
+const r_352 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 21), ((...args) => runtime.builtinFsResolve(...args))((runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 21), ((...args) => runtime.builtinFsCwd(...args))()), _output_filename_rel404));
+let _output_filename406 = r_352;
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 23), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "compiling '%'..." }), _input_filename405));
+const r_353 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 24), ((...args) => runtime.builtinReadTextFile(...args))(_input_filename405));
+let _text407 = r_353;
+const r_354 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 26), _tokenize107(_text407));
+let _tokens408 = r_354;
+const r_355 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 27), _Parser106(_tokens408));
+let _parser409 = r_355;
+const r_356 = _parser409;
+const r_357 = r_356.values[0] ?? { type: "null"};
+let _parse410 = r_357;
+const r_358 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 29), _parse410());
+let _ast411 = r_358;
+const r_359 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 30), _JsEmitter180(_ast411, _input_filename405));
+let _emitter412 = r_359;
+const r_360 = _emitter412;
+const r_361 = r_360.values[0] ?? { type: "null"};
+let _emit413 = r_361;
+const r_362 = (runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 32), _emit413());
+let _js_code414 = r_362;
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 37), ((...args) => runtime.builtinWriteTextFile(...args))(_output_filename406, _js_code414));
+(runtime.info("/home/simone/Workspace/phi-lang/compile.phi", 38), ((...args) => runtime.builtinPrintln(...args))(({ type: "string", value: "writing '%'" }), _output_filename406));