run.js
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run.js
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	import fs from 'ant:fs';
	import path from 'ant:path';
	import { spawnSync } from 'child_process';

	const GREEN = '\x1b[32m';
	const RED = '\x1b[31m';
	const CYAN = '\x1b[36m';
	const BOLD = '\x1b[1m';
	const DIM = '\x1b[2m';
	const RESET = '\x1b[0m';

	const jitDir = path.dirname(import.meta.url.replace('file://', ''));
	const repoRoot = path.resolve(jitDir, '..', '..');
	const antBinary = path.join(repoRoot, 'build', 'ant');
	const helperFiles = new Set(['run.js']);

	const allFiles = fs
	.readdirSync(jitDir)
	.filter(file => file.endsWith('.js') && !helperFiles.has(file))
	.sort();

	const cliArgs = process.argv.slice(2);
	const runAll = cliArgs.length === 0 \|\| cliArgs.includes('--all');
	const requestedFiles = cliArgs.filter(arg => arg !== '--all');

	function normalizeFileName(arg) {
	const base = path.basename(arg);
	return base.endsWith('.js') ? base.slice(0, -3) : base;
	}

	const fileByName = new Map(allFiles.map(file => [path.basename(file, '.js'), file]));
	const files = (() => {
	if (runAll) return allFiles;

	const selected = [];
	const seen = new Set();
	const missing = [];

	for (const raw of requestedFiles) {
	const name = normalizeFileName(raw);
	const file = fileByName.get(name);

	if (!file) {
	missing.push(raw);
	continue;
	}

	if (seen.has(file)) continue;
	seen.add(file);
	selected.push(file);
	}

	if (missing.length > 0) {
	console.log(`${RED}Unknown JIT file(s):${RESET} ${missing.join(', ')}`);
	}
	if (selected.length === 0) process.exit(1);

	return selected;
	})();

	function collectFailureReasons(output, result) {
	const reasons = [];
	const exitCode = result.status ?? result.exitCode;
	const signalCode = result.signal ?? result.signalCode;

	if (exitCode !== 0) reasons.push(`exit code ${exitCode}`);
	if (signalCode !== null && signalCode !== undefined) reasons.push(`signal ${signalCode}`);
	if (/^FAIL\b/m.test(output)) reasons.push('reported FAIL lines');
	if (/\bok:\s*false\b/.test(output)) reasons.push('reported ok: false');
	if (/\bok=false\b/.test(output)) reasons.push('reported ok=false');
	if (/\bresults match:\s*false\b/.test(output)) reasons.push('reported results match: false');
	if (/\ball [^\n]* passed:\s*false\b/i.test(output)) reasons.push('reported final all-passed check as false');

	const failedMatches = [...output.matchAll(/\bfailed:\s*(\d+)\b/gi)];
	for (const match of failedMatches) {
	if (Number(match[1]) > 0) {
	reasons.push(`reported failed count ${match[1]}`);
	break;
	}
	}

	return reasons;
	}

	function printCaptured(stream, output) {
	if (!output) return;
	stream.write(output);
	if (!output.endsWith('\n')) stream.write('\n');
	}

	let filesPassed = 0;
	let filesFailed = 0;
	const fileTimes = [];
	const failures = [];

	console.log(`\n${BOLD}${CYAN}Running ${files.length} JIT files...${RESET}\n`);
	const totalStart = performance.now();

	for (const file of files) {
	const relativeFile = path.join('examples', 'jit', file);
	const start = performance.now();

	console.log(`=== Running ${relativeFile} ===`);

	let result;
	try {
	result = spawnSync(antBinary, [relativeFile], { cwd: repoRoot });
	} catch (error) {
	const elapsed = performance.now() - start;
	const message = error && error.stack ? String(error.stack) : String(error);

	console.log(`${RED}✗${RESET} ${path.basename(file, '.js')} ${DIM}(spawn error, ${elapsed.toFixed(0)}ms)${RESET}`);
	console.log(message);
	console.log();

	filesFailed++;
	fileTimes.push({ name: path.basename(file, '.js'), elapsed });
	failures.push({ name: path.basename(file, '.js'), reasons: ['spawn error'] });
	continue;
	}

	printCaptured(process.stdout, result.stdout);
	printCaptured(process.stderr, result.stderr);

	const elapsed = performance.now() - start;
	const name = path.basename(file, '.js');
	const output = `${result.stdout \|\| ''}\n${result.stderr \|\| ''}`;
	const reasons = collectFailureReasons(output, result);

	if (reasons.length === 0) {
	console.log(`${GREEN}✓${RESET} ${name} ${DIM}(${elapsed.toFixed(0)}ms)${RESET}`);
	filesPassed++;
	} else {
	console.log(`${RED}✗${RESET} ${name} ${DIM}(${elapsed.toFixed(0)}ms)${RESET}`);
	console.log(`${DIM} ${reasons.join('; ')}${RESET}`);
	filesFailed++;
	failures.push({ name, reasons });
	}

	console.log();
	fileTimes.push({ name, elapsed });
	}

	const totalElapsed = performance.now() - totalStart;

	console.log(`${BOLD}Results:${RESET}`);
	console.log(` ${GREEN}${filesPassed} files passed${RESET}`);
	console.log(` ${RED}${filesFailed} files failed${RESET}`);

	console.log(`\n${BOLD}Timing:${RESET}`);
	for (const { name, elapsed } of fileTimes) {
	console.log(` ${DIM}${name.padEnd(30)}${RESET} ${elapsed.toFixed(0)}ms`);
	}
	console.log(`\n ${BOLD}Total${RESET}${' '.padEnd(26)}${totalElapsed.toFixed(0)}ms\n`);

	if (failures.length > 0) {
	console.log(`${BOLD}${RED}Failed Files:${RESET}`);
	for (const { name, reasons } of failures) {
	console.log(` ${name}: ${reasons.join('; ')}`);
	}
	console.log();
	}

	process.exit(filesFailed > 0 ? 1 : 0);

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Mime Type: application/javascript
Expires: Fri, May 1, 1:13 PM (2 d)
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Storage Handle: 541812
Default Alt Text: run.js (4 KB)

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