64 lines
2.0 KiB
TypeScript
64 lines
2.0 KiB
TypeScript
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import { expect, test } from "bun:test";
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import { bunEnv, bunExe, tempDir } from "harness";
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import { dirname, join } from "path";
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// Asserts that `bun build --compile --sourcemap` embeds an InternalSourceMap
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// blob and that stack frames in the compiled executable remap to the correct
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// original `file:line:col` for both the throw site and a caller in another
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// source file.
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test("compile --sourcemap remaps stack frames to original line:col", async () => {
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using dir = tempDir("compile-ism", {
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"util.ts": [
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"type T = number;",
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"",
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"export function boom(): never {",
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" const x: T = 1;",
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' throw new Error("boom" + x);', // line 5
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"}",
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"",
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].join("\n"),
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"ismapp.ts": [
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'import { boom } from "./util";',
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"",
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"function main() {",
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" boom();", // line 4
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"}",
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"",
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"try {",
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" main();",
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"} catch (e) {",
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" console.error((e as Error).stack);",
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"}",
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"",
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].join("\n"),
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});
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const result = await Bun.build({
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entrypoints: [join(String(dir), "ismapp.ts")],
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compile: { outfile: join(String(dir), "ismapp") },
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sourcemap: "inline",
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});
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expect(result.success).toBe(true);
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const exe = result.outputs.find(o => o.kind === "entry-point")!.path;
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await using proc = Bun.spawn({
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cmd: [exe],
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env: {
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...bunEnv,
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// Debug ASAN builds embed an @executable_path rpath for asan-dyld-shim.dylib;
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// the copied standalone exe lives elsewhere, so point dyld back at the
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// original build dir so the shim resolves on macOS debug builds.
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DYLD_FALLBACK_LIBRARY_PATH: dirname(bunExe()),
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},
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cwd: String(dir),
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stdout: "pipe",
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stderr: "pipe",
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});
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const [, stderr, exitCode] = await Promise.all([proc.stdout.text(), proc.stderr.text(), proc.exited]);
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expect(stderr).toContain("util.ts:5:");
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expect(stderr).toContain("ismapp.ts:4:");
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expect(stderr).not.toMatch(/(\$bunfs|~BUN)\/root\//);
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expect(exitCode).toBe(0);
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}, 60_000);
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