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- 'use strict';
- const isWin = process.platform === 'win32';
- function notFoundError(original, syscall) {
- return Object.assign(new Error(`${syscall} ${original.command} ENOENT`), {
- code: 'ENOENT',
- errno: 'ENOENT',
- syscall: `${syscall} ${original.command}`,
- path: original.command,
- spawnargs: original.args,
- });
- }
- function hookChildProcess(cp, parsed) {
- if (!isWin) {
- return;
- }
- const originalEmit = cp.emit;
- cp.emit = function (name, arg1) {
- // If emitting "exit" event and exit code is 1, we need to check if
- // the command exists and emit an "error" instead
- // See https://github.com/IndigoUnited/node-cross-spawn/issues/16
- if (name === 'exit') {
- const err = verifyENOENT(arg1, parsed, 'spawn');
- if (err) {
- return originalEmit.call(cp, 'error', err);
- }
- }
- return originalEmit.apply(cp, arguments); // eslint-disable-line prefer-rest-params
- };
- }
- function verifyENOENT(status, parsed) {
- if (isWin && status === 1 && !parsed.file) {
- return notFoundError(parsed.original, 'spawn');
- }
- return null;
- }
- function verifyENOENTSync(status, parsed) {
- if (isWin && status === 1 && !parsed.file) {
- return notFoundError(parsed.original, 'spawnSync');
- }
- return null;
- }
- module.exports = {
- hookChildProcess,
- verifyENOENT,
- verifyENOENTSync,
- notFoundError,
- };
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