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'use strict';
require('../common');
const assert = require('assert');
const { spawnSync } = require('child_process');
const node = process.execPath;
// Test both sets of arguments that check syntax
const syntaxArgs = [
'-c',
'--check'
];
// Match on the name of the `Error` but not the message as it is different
// depending on the JavaScript engine.
const syntaxErrorRE = /^SyntaxError: Unexpected identifier\b/m;
// Should throw if code piped from stdin with --check has bad syntax
// loop each possible option, `-c` or `--check`
syntaxArgs.forEach(function(arg) {
const stdin = 'var foo bar;';
const c = spawnSync(node, [arg], { encoding: 'utf8', input: stdin });
// stderr should include '[stdin]' as the filename
assert(c.stderr.startsWith('[stdin]'), `${c.stderr} starts with ${stdin}`);
// No stdout should be produced
assert.strictEqual(c.stdout, '');
// stderr should have a syntax error message
assert(syntaxErrorRE.test(c.stderr), `${syntaxErrorRE} === ${c.stderr}`);
assert.strictEqual(c.status, 1);
});
// Check --input-type=module
syntaxArgs.forEach(function(arg) {
const stdin = 'export var p = 5; var foo bar;';
const c = spawnSync(
node,
['--input-type=module', '--no-warnings', arg],
{ encoding: 'utf8', input: stdin }
);
// stderr should include '[stdin]' as the filename
assert(c.stderr.startsWith('[stdin]'), `${c.stderr} starts with ${stdin}`);
// No stdout should be produced
assert.strictEqual(c.stdout, '');
// stderr should have a syntax error message
assert(syntaxErrorRE.test(c.stderr), `${syntaxErrorRE} === ${c.stderr}`);
assert.strictEqual(c.status, 1);
});
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