64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
/**
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* @fileoverview An inherited `glob.GlobSync` to support .gitignore patterns.
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* @author Kael Zhang
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Requirements
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//------------------------------------------------------------------------------
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const Sync = require("glob").GlobSync,
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util = require("util");
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//------------------------------------------------------------------------------
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// Private
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//------------------------------------------------------------------------------
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const IGNORE = Symbol("ignore");
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/**
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* Subclass of `glob.GlobSync`
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* @param {string} pattern Pattern to be matched.
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* @param {Object} options `options` for `glob`
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* @param {function()} shouldIgnore Method to check whether a directory should be ignored.
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* @constructor
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*/
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function GlobSync(pattern, options, shouldIgnore) {
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/**
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* We don't put this thing to argument `options` to avoid
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* further problems, such as `options` validation.
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*
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* Use `Symbol` as much as possible to avoid confliction.
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*/
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this[IGNORE] = shouldIgnore;
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Sync.call(this, pattern, options);
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}
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util.inherits(GlobSync, Sync);
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/* eslint no-underscore-dangle: ["error", { "allow": ["_readdir", "_mark"] }] */
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GlobSync.prototype._readdir = function(abs, inGlobStar) {
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/**
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* `options.nodir` makes `options.mark` as `true`.
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* Mark `abs` first
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* to make sure `"node_modules"` will be ignored immediately with ignore pattern `"node_modules/"`.
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*
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* There is a built-in cache about marked `File.Stat` in `glob`, so that we could not worry about the extra invocation of `this._mark()`
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*/
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const marked = this._mark(abs);
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if (this[IGNORE](marked)) {
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return null;
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}
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return Sync.prototype._readdir.call(this, abs, inGlobStar);
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};
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module.exports = GlobSync;
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