Diffusion Ant (mir/inline-method) Code

ant/tests/test_debug_error_trace.cjs
3fa05edd2fe3mir/inline-method

test_debug_error_trace.cjs
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			const { spawnSync } = require('child_process');
			const fs = require('fs');
			const os = require('os');
			const path = require('path');

			function assert(condition, message) {
			if (!condition) throw new Error(message);
			}

			function runCase(bin, dir, file, source) {
			const scriptPath = path.join(dir, file);
			fs.writeFileSync(scriptPath, source);

			const result = spawnSync(bin, [scriptPath], {
			env: { ...process.env, ANT_DEBUG: 'dump/errors:trace' },
			encoding: 'utf8',
			});

			if (result.error) throw result.error;
			return { scriptPath, ...result };
			}

			const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'ant-debug-errors-'));
			const bin = path.resolve(__dirname, '..', 'build', 'ant');

			const thrown = runCase(
			bin,
			tmpDir,
			'throw-project-path.cjs',
			"throw new Error('Project path is required');\n"
			);
			assert(thrown.status !== 0, 'throw case should fail');
			assert(
			thrown.stderr.includes('[ant-debug:error] throw Error: Project path is required'),
			`expected throw trace in stderr\n${thrown.stderr}`
			);
			assert(
			thrown.stderr.includes(`site: ${thrown.scriptPath}:1:`),
			`expected throw site in stderr\n${thrown.stderr}`
			);

			const missing = runCase(
			bin,
			tmpDir,
			'missing-bailing.cjs',
			"console.log(bailing);\n"
			);
			assert(missing.status !== 0, 'missing identifier case should fail');
			assert(
			missing.stderr.includes('[ant-debug:error] create ReferenceError'),
			`expected ReferenceError trace in stderr\n${missing.stderr}`
			);
			assert(
			missing.stderr.includes('bailing'),
			`expected missing identifier name in stderr\n${missing.stderr}`
			);

			const constAssign = runCase(
			bin,
			tmpDir,
			'const-assign.cjs',
			"const value = 1;\nvalue = 2;\n"
			);
			assert(constAssign.status !== 0, 'const assignment case should fail');
			assert(
			constAssign.stderr.includes('[ant-debug:error] create TypeError: Assignment to constant variable'),
			`expected const assignment trace in stderr\n${constAssign.stderr}`
			);
			assert(
			constAssign.stderr.includes(`site: ${constAssign.scriptPath}:2:`),
			`expected const assignment site in stderr\n${constAssign.stderr}`
			);

			console.log('debug error trace test passed');

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