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- 'use strict';
-
- var isWin = process.platform === 'win32';
- var resolveCommand = require('./util/resolveCommand');
-
- var isNode10 = process.version.indexOf('v0.10.') === 0;
-
- function notFoundError(command, syscall) {
- var err;
-
- err = new Error(syscall + ' ' + command + ' ENOENT');
- err.code = err.errno = 'ENOENT';
- err.syscall = syscall + ' ' + command;
-
- return err;
- }
-
- function hookChildProcess(cp, parsed) {
- var originalEmit;
-
- if (!isWin) {
- return;
- }
-
- originalEmit = cp.emit;
- cp.emit = function (name, arg1) {
- var err;
-
- // 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') {
- err = verifyENOENT(arg1, parsed, 'spawn');
-
- if (err) {
- return originalEmit.call(cp, 'error', err);
- }
- }
-
- return originalEmit.apply(cp, arguments);
- };
- }
-
- 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');
- }
-
- // If we are in node 10, then we are using spawn-sync; if it exited
- // with -1 it probably means that the command does not exist
- if (isNode10 && status === -1) {
- parsed.file = isWin ? parsed.file : resolveCommand(parsed.original);
-
- if (!parsed.file) {
- return notFoundError(parsed.original, 'spawnSync');
- }
- }
-
- return null;
- }
-
- module.exports.hookChildProcess = hookChildProcess;
- module.exports.verifyENOENT = verifyENOENT;
- module.exports.verifyENOENTSync = verifyENOENTSync;
- module.exports.notFoundError = notFoundError;
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