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node_modules/source-map-url/source-map-url.js 1.17 KB
aaac7fed   liuqimichale   add
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  // Copyright 2014 Simon Lydell
  // X11 (“MIT”) Licensed. (See LICENSE.)
  
  void (function(root, factory) {
    if (typeof define === "function" && define.amd) {
      define(factory)
    } else if (typeof exports === "object") {
      module.exports = factory()
    } else {
      root.sourceMappingURL = factory()
    }
  }(this, function() {
  
    var innerRegex = /[#@] sourceMappingURL=([^\s'"]*)/
  
    var regex = RegExp(
      "(?:" +
        "/\\*" +
        "(?:\\s*\r?\n(?://)?)?" +
        "(?:" + innerRegex.source + ")" +
        "\\s*" +
        "\\*/" +
        "|" +
        "//(?:" + innerRegex.source + ")" +
      ")" +
      "\\s*"
    )
  
    return {
  
      regex: regex,
      _innerRegex: innerRegex,
  
      getFrom: function(code) {
        var match = code.match(regex)
        return (match ? match[1] || match[2] || "" : null)
      },
  
      existsIn: function(code) {
        return regex.test(code)
      },
  
      removeFrom: function(code) {
        return code.replace(regex, "")
      },
  
      insertBefore: function(code, string) {
        var match = code.match(regex)
        if (match) {
          return code.slice(0, match.index) + string + code.slice(match.index)
        } else {
          return code + string
        }
      }
    }
  
  }));