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