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'use strict';
const common = require('../common');
const assert = require('node:assert');
const { spawnSync, spawn } = require('node:child_process');
assert.strictEqual(RegExp.$_, '');
assert.strictEqual(RegExp.$0, undefined);
assert.strictEqual(RegExp.$1, '');
assert.strictEqual(RegExp.$2, '');
assert.strictEqual(RegExp.$3, '');
assert.strictEqual(RegExp.$4, '');
assert.strictEqual(RegExp.$5, '');
assert.strictEqual(RegExp.$6, '');
assert.strictEqual(RegExp.$7, '');
assert.strictEqual(RegExp.$8, '');
assert.strictEqual(RegExp.$9, '');
assert.strictEqual(RegExp.input, '');
assert.strictEqual(RegExp.lastMatch, '');
assert.strictEqual(RegExp.lastParen, '');
assert.strictEqual(RegExp.leftContext, '');
assert.strictEqual(RegExp.rightContext, '');
assert.strictEqual(RegExp['$&'], '');
assert.strictEqual(RegExp['$`'], '');
assert.strictEqual(RegExp['$+'], '');
assert.strictEqual(RegExp["$'"], '');
const allRegExpStatics =
'RegExp.$_ + RegExp["$&"] + RegExp["$`"] + RegExp["$+"] + RegExp["$\'"] + ' +
'RegExp.input + RegExp.lastMatch + RegExp.lastParen + ' +
'RegExp.leftContext + RegExp.rightContext + ' +
Array.from({ length: 10 }, (_, i) => `RegExp.$${i}`).join(' + ');
{
const child = spawnSync(process.execPath,
[ '-p', allRegExpStatics ],
{ stdio: ['inherit', 'pipe', 'inherit'] });
assert.match(child.stdout.toString(), /^undefined\r?\n$/);
assert.strictEqual(child.status, 0);
assert.strictEqual(child.signal, null);
}
{
const child = spawnSync(process.execPath,
[ '--expose-internals', '-p', `const {
SideEffectFreeRegExpPrototypeExec,
SideEffectFreeRegExpPrototypeSymbolReplace,
SideEffectFreeRegExpPrototypeSymbolSplit,
} = require("internal/util");
SideEffectFreeRegExpPrototypeExec(/foo/, "foo");
SideEffectFreeRegExpPrototypeSymbolReplace(/o/, "foo", "a");
SideEffectFreeRegExpPrototypeSymbolSplit(/o/, "foo");
${allRegExpStatics}` ],
{ stdio: ['inherit', 'pipe', 'inherit'] });
assert.match(child.stdout.toString(), /^undefined\r?\n$/);
assert.strictEqual(child.status, 0);
assert.strictEqual(child.signal, null);
}
{
const child = spawnSync(process.execPath,
[ '-e', `console.log(${allRegExpStatics})`, '--input-type=module' ],
{ stdio: ['inherit', 'pipe', 'inherit'] });
assert.match(child.stdout.toString(), /^undefined\r?\n$/);
assert.strictEqual(child.status, 0);
assert.strictEqual(child.signal, null);
}
{
const child = spawn(process.execPath, [], { stdio: ['pipe', 'pipe', 'inherit'], encoding: 'utf8' });
let stdout = '';
child.stdout.on('data', (chunk) => {
stdout += chunk;
});
child.on('exit', common.mustCall((status, signal) => {
assert.match(stdout, /^undefined\r?\n$/);
assert.strictEqual(status, 0);
assert.strictEqual(signal, null);
}));
child.on('error', common.mustNotCall());
child.stdin.end(`console.log(${allRegExpStatics});\n`);
}
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