89 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			89 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| 'use strict';
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| var Promise = require('pinkie-promise');
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| var arrayUnion = require('array-union');
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| var objectAssign = require('object-assign');
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| var glob = require('glob');
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| var pify = require('pify');
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| 
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| var globP = pify(glob, Promise).bind(glob);
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| 
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| function isNegative(pattern) {
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| 	return pattern[0] === '!';
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| }
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| 
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| function isString(value) {
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| 	return typeof value === 'string';
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| }
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| 
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| function assertPatternsInput(patterns) {
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| 	if (!patterns.every(isString)) {
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| 		throw new TypeError('patterns must be a string or an array of strings');
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| 	}
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| }
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| 
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| function generateGlobTasks(patterns, opts) {
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| 	patterns = [].concat(patterns);
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| 	assertPatternsInput(patterns);
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| 
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| 	var globTasks = [];
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| 
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| 	opts = objectAssign({
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| 		cache: Object.create(null),
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| 		statCache: Object.create(null),
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| 		realpathCache: Object.create(null),
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| 		symlinks: Object.create(null),
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| 		ignore: []
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| 	}, opts);
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| 
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| 	patterns.forEach(function (pattern, i) {
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| 		if (isNegative(pattern)) {
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| 			return;
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| 		}
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| 
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| 		var ignore = patterns.slice(i).filter(isNegative).map(function (pattern) {
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| 			return pattern.slice(1);
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| 		});
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| 
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| 		globTasks.push({
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| 			pattern: pattern,
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| 			opts: objectAssign({}, opts, {
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| 				ignore: opts.ignore.concat(ignore)
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| 			})
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| 		});
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| 	});
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| 
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| 	return globTasks;
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| }
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| 
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| module.exports = function (patterns, opts) {
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| 	var globTasks;
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| 
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| 	try {
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| 		globTasks = generateGlobTasks(patterns, opts);
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| 	} catch (err) {
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| 		return Promise.reject(err);
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| 	}
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| 
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| 	return Promise.all(globTasks.map(function (task) {
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| 		return globP(task.pattern, task.opts);
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| 	})).then(function (paths) {
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| 		return arrayUnion.apply(null, paths);
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| 	});
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| };
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| 
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| module.exports.sync = function (patterns, opts) {
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| 	var globTasks = generateGlobTasks(patterns, opts);
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| 
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| 	return globTasks.reduce(function (matches, task) {
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| 		return arrayUnion(matches, glob.sync(task.pattern, task.opts));
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| 	}, []);
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| };
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| 
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| module.exports.generateGlobTasks = generateGlobTasks;
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| 
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| module.exports.hasMagic = function (patterns, opts) {
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| 	return [].concat(patterns).some(function (pattern) {
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| 		return glob.hasMagic(pattern, opts);
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| 	});
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| };
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