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49 lines
1.4 KiB
49 lines
1.4 KiB
'use strict'; |
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function pify(fn, arg1, arg2) { |
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return new Promise(function(resolve, reject) { |
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fn(arg1, arg2, function(err, data) { |
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if (err) return reject(err); |
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resolve(data); |
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}); |
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}); |
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} |
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// Node versions prior to 4.0.0 do not define have `startsWith`. |
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/* istanbul ignore if */ |
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if (!String.prototype.startsWith) { |
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// eslint-disable-next-line no-extend-native |
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String.prototype.startsWith = function(suffix) { |
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return this.substring(0, suffix.length) === suffix; |
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}; |
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} |
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var pidtree = require('./lib/pidtree'); |
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/** |
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* Get the list of children pids of the given pid. |
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* @public |
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* @param {Number|String} pid A PID. If -1 will return all the pids. |
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* @param {Object} [options] Optional options object. |
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* @param {Boolean} [options.root=false] Include the provided PID in the list. |
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* @param {Boolean} [options.advanced=false] Returns a list of objects in the |
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* format {pid: X, ppid: Y}. |
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* @param {Function} [callback=undefined] Called when the list is ready. If not |
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* provided a promise is returned instead. |
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* @returns {Promise.<Object[]>} Only when the callback is not provided. |
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*/ |
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function list(pid, options, callback) { |
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if (typeof options === 'function') { |
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callback = options; |
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options = undefined; |
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} |
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if (typeof callback === 'function') { |
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pidtree(pid, options, callback); |
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return; |
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} |
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return pify(pidtree, pid, options); |
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} |
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module.exports = list;
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