runtime: allow more files

compile.phi

@@ -27,9 +27,7 @@
     (fn generate () (do
         (emit "#!/usr/bin/env node\n")
         (emit "import { Runtime } from \"./runtime.js\";\n")
-        (emit "const runtime = new Runtime({ filename: \"")
-        (emit filename)
-        (emit "\" });\n")
+        (emit (format "const runtime = new Runtime(\"%\");\n" filename))
 
         (for (ident builtin_id) builtin_syms (do
             (define_builtin ident builtin_id)

runtime.js

@@ -2,19 +2,22 @@ import fs from "node:fs";
 import process from "node:process";
 
 export class Runtime {
-    constructor({ filename, args } = {}) {
-        this.callStack = [{ name: "<entry>", line: 0 }];
-        this.filename = filename;
-        this.args = args ?? process.argv.slice(2);
+    constructor(filename) {
+        this.callStack = [{ name: "<entry>", filename, line: 0 }];
+        this.currentFilename = filename;
         this.currentLine = 0;
     }
 
+    setFile(filename) {
+        this.currentFilename = filename;
+    }
+
     setLine(line) {
         this.currentLine = line;
     }
 
-    pushCall(name, line = this.currentLine) {
-        this.callStack.push({ name, line });
+    pushCall(name, filename = this.filename, line = this.currentLine) {
+        this.callStack.push({ name, filename, line });
     }
 
     popCall() {
@@ -35,13 +38,13 @@ export class Runtime {
         const reversedStack = this.callStack.toReversed();
         const last = reversedStack[0];
         console.error(
-            `    \x1b[90mat \x1b[37m${last.name} \x1b[90m(${this.filename}:${this.currentLine})\x1b[0m`,
+            `    \x1b[90mat \x1b[37m${last.name} \x1b[90m(${this.currentFilename}:${this.currentLine})\x1b[0m`,
         );
         for (let i = 0; i < reversedStack.length - 1 && i < 20; ++i) {
             const name = reversedStack[i + 1].name;
-            const line = reversedStack[i].line;
+            const { filename, line } = reversedStack[i];
             console.error(
-                `    \x1b[90mat \x1b[37m${name} \x1b[90m(${this.filename}:${line})\x1b[0m`,
+                `    \x1b[90mat \x1b[37m${name} \x1b[90m(${filename}:${line})\x1b[0m`,
             );
         }
     }
@@ -219,7 +222,7 @@ export class Runtime {
     builtinGetArgs() {
         return {
             type: "list",
-            values: this.args
+            values: process.argv.slice(2)
                 .map((value) => ({ type: "string", value })),
         };
     }