Diffusion Ant (type-hints-typescript) Code

ant/examples/jit/run.js
899dad6b8a9etype-hints-typescript

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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