57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
var fs = require('fs')
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var core
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if (process.platform === 'win32' || global.TESTING_WINDOWS) {
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core = require('./windows.js')
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} else {
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core = require('./mode.js')
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}
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module.exports = isexe
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isexe.sync = sync
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function isexe (path, options, cb) {
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if (typeof options === 'function') {
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cb = options
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options = {}
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}
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if (!cb) {
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if (typeof Promise !== 'function') {
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throw new TypeError('callback not provided')
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}
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return new Promise(function (resolve, reject) {
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isexe(path, options || {}, function (er, is) {
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if (er) {
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reject(er)
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} else {
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resolve(is)
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}
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})
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})
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}
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core(path, options || {}, function (er, is) {
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// ignore EACCES because that just means we aren't allowed to run it
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if (er) {
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if (er.code === 'EACCES' || options && options.ignoreErrors) {
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er = null
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is = false
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}
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}
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cb(er, is)
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})
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}
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function sync (path, options) {
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// my kingdom for a filtered catch
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try {
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return core.sync(path, options || {})
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} catch (er) {
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if (options && options.ignoreErrors || er.code === 'EACCES') {
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return false
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} else {
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throw er
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}
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}
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}
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