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							42 lines
						
					
					
						
							1.2 KiB
						
					
					
				
			
		
		
	
	
							42 lines
						
					
					
						
							1.2 KiB
						
					
					
				var path = require('path'); | 
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var parse = path.parse || require('path-parse'); | 
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 | 
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var getNodeModulesDirs = function getNodeModulesDirs(absoluteStart, modules) { | 
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    var prefix = '/'; | 
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    if ((/^([A-Za-z]:)/).test(absoluteStart)) { | 
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        prefix = ''; | 
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    } else if ((/^\\\\/).test(absoluteStart)) { | 
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        prefix = '\\\\'; | 
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    } | 
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 | 
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    var paths = [absoluteStart]; | 
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    var parsed = parse(absoluteStart); | 
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    while (parsed.dir !== paths[paths.length - 1]) { | 
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        paths.push(parsed.dir); | 
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        parsed = parse(parsed.dir); | 
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    } | 
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 | 
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    return paths.reduce(function (dirs, aPath) { | 
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        return dirs.concat(modules.map(function (moduleDir) { | 
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            return path.resolve(prefix, aPath, moduleDir); | 
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        })); | 
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    }, []); | 
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}; | 
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 | 
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module.exports = function nodeModulesPaths(start, opts, request) { | 
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    var modules = opts && opts.moduleDirectory | 
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        ? [].concat(opts.moduleDirectory) | 
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        : ['node_modules']; | 
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 | 
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    if (opts && typeof opts.paths === 'function') { | 
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        return opts.paths( | 
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            request, | 
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            start, | 
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            function () { return getNodeModulesDirs(start, modules); }, | 
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            opts | 
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        ); | 
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    } | 
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 | 
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    var dirs = getNodeModulesDirs(start, modules); | 
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    return opts && opts.paths ? dirs.concat(opts.paths) : dirs; | 
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};
 | 
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