fix: skip file-less stack frames in extractSource

lib/serialize-error.js

@@ -26,7 +26,8 @@ function extractSource(stack, testFile) {
 
 	for (const line of stack.split('\n')) {
 		const callSite = stackUtils.parseLine(line);
-		if (callSite && normalizeFile(callSite.file) === testFile) {
+		// Native / eval frames can parse without a file path; skip them.
+		if (callSite?.file && normalizeFile(callSite.file) === testFile) {
 			return {
 				isDependency: false,
 				isWithinProject: true,

test-tap/helper/report.js

@@ -46,6 +46,7 @@ exports.sanitizers = {
 	experimentalWarning: string => string.replaceAll(/^\(node:\d+\) ExperimentalWarning.+\n/g, ''),
 	lineEndings: string => string.replaceAll('\r\n', '\n'),
 	libLineNumbers: string => string.replaceAll(/\((\/lib\/.+\.js):\d+:\d+\)/g, '($1)'),
+	nodeInternalLineNumbers: string => string.replaceAll(/\((node:internal\/[^)]+):\d+:\d+\)/g, '($1)'),
 	// The following are injected by tap@18.
 	posix: string => string.replaceAll('\\', '/'),
 	tapLoaders: string => string.replaceAll(/.+(Module\._compile|node_modules.pirates|require\.extensions).+\r?\n/g, ''),

test-tap/reporters/tap.edgecases.v22.log

@@ -4,7 +4,7 @@ not ok 1 - SyntaxError: Unexpected token 'do'
   ---
     name: SyntaxError
     message: Unexpected token 'do'
-    at: 'compileSourceTextModule (node:internal/modules/esm/utils:346:16)'
+    at: 'compileSourceTextModule (node:internal/modules/esm/utils)'
   ...
 ---tty-stream-chunk-separator
 not ok 2 - ast-syntax-error.js exited with a non-zero exit code: 1

test-tap/reporters/tap.edgecases.v24.log

@@ -4,7 +4,7 @@ not ok 1 - SyntaxError: Unexpected token 'do'
   ---
     name: SyntaxError
     message: Unexpected token 'do'
-    at: 'compileSourceTextModule (node:internal/modules/esm/utils:318:16)'
+    at: 'compileSourceTextModule (node:internal/modules/esm/utils)'
   ...
 ---tty-stream-chunk-separator
 not ok 2 - ast-syntax-error.js exited with a non-zero exit code: 1

test-tap/reporters/tap.edgecases.v26.log

@@ -4,7 +4,7 @@ not ok 1 - SyntaxError: Unexpected token 'do'
   ---
     name: SyntaxError
     message: Unexpected token 'do'
-    at: 'compileSourceTextModule (node:internal/modules/esm/utils:354:16)'
+    at: 'compileSourceTextModule (node:internal/modules/esm/utils)'
   ...
 ---tty-stream-chunk-separator
 not ok 2 - ast-syntax-error.js exited with a non-zero exit code: 1

test-tap/reporters/tap.js

@@ -24,6 +24,7 @@ test(async t => {
 				report.sanitizers.esmLoader,
 				report.sanitizers.experimentalWarning,
 				report.sanitizers.libLineNumbers,
+				report.sanitizers.nodeInternalLineNumbers,
 				report.sanitizers.posix,
 				report.sanitizers.tapLoaders,
 				report.sanitizers.timers,
@@ -50,4 +51,16 @@ test(async t => {
 	t.test('tap reporter - second failFast run', run('failFast2'));
 	t.test('tap reporter - only run', run('only'));
 	t.test('tap reporter - edge cases', run('edgeCases'));
+	t.test('Node.js internal stack locations are stable across runtime releases', t => {
+		for (const location of ['318:16', '319:16', '346:16', '355:16']) {
+			t.equal(
+				report.sanitizers.nodeInternalLineNumbers(`compileSourceTextModule (node:internal/modules/esm/utils:${location})`),
+				'compileSourceTextModule (node:internal/modules/esm/utils)',
+			);
+		}
+
+		const applicationFrame = 'test (file:///project/test.js:3:1)';
+		t.equal(report.sanitizers.nodeInternalLineNumbers(applicationFrame), applicationFrame);
+		t.end();
+	});
 });

test-tap/serialize-error.js

@@ -0,0 +1,46 @@
+import path from 'node:path';
+import {pathToFileURL} from 'node:url';
+
+import {test} from 'tap';
+
+import serializeError from '../lib/serialize-error.js';
+
+test('extractSource skips stack frames without a file path', t => {
+	const testFilePath = path.resolve('test-fixture.js');
+	const testFile = pathToFileURL(testFilePath).toString();
+	const error = new Error('boom');
+	// Stack-utils leaves `file` undefined for native frames; previously
+	// normalizeFile(undefined) threw and hid the original test failure.
+	error.stack = `Error: boom
+    at Function.foo (native)
+    at Object.<anonymous> (${testFilePath}:10:5)`;
+
+	const result = serializeError(error, {testFile});
+	t.equal(result.type, 'native');
+	t.same(result.source, {
+		isDependency: false,
+		isWithinProject: true,
+		file: testFile,
+		line: 10,
+	});
+	t.end();
+});
+
+test('extractSource skips anonymous file paths that are not the test file', t => {
+	const testFilePath = path.resolve('test-fixture.js');
+	const testFile = pathToFileURL(testFilePath).toString();
+	const error = new Error('boom');
+	error.stack = `Error: boom
+    at Object.<anonymous> (<anonymous>:1:2)
+    at Object.<anonymous> (${testFilePath}:4:1)`;
+
+	const result = serializeError(error, {testFile});
+	t.equal(result.type, 'native');
+	t.same(result.source, {
+		isDependency: false,
+		isWithinProject: true,
+		file: testFile,
+		line: 4,
+	});
+	t.end();
+});