37 lines
918 B
JavaScript
37 lines
918 B
JavaScript
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'use strict';
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const fs = require('fs');
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const pify = require('pify');
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const isExe = (mode, gid, uid) => {
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if (process.platform === 'win32') {
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return true;
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}
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const isGroup = gid ? process.getgid && gid === process.getgid() : true;
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const isUser = uid ? process.getuid && uid === process.getuid() : true;
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return Boolean((mode & 0o0001) ||
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((mode & 0o0010) && isGroup) ||
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((mode & 0o0100) && isUser));
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};
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module.exports = name => {
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if (typeof name !== 'string') {
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return Promise.reject(new TypeError('Expected a string'));
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}
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return pify(fs.stat)(name).then(stats => stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid));
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};
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module.exports.sync = name => {
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if (typeof name !== 'string') {
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throw new TypeError('Expected a string');
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}
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const stats = fs.statSync(name);
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return stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid);
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};
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module.exports.checkMode = isExe;
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