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node_modules/babel-preset-env/lib/utils.js 1.79 KB
aaac7fed   liuqimichale   add
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  "use strict";
  
  exports.__esModule = true;
  exports.prettifyTargets = exports.prettifyVersion = exports.semverify = exports._extends = undefined;
  
  var _semver = require("semver");
  
  var _semver2 = _interopRequireDefault(_semver);
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  var _extends = exports._extends = Object.assign || function (target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i];
      for (var key in source) {
        if (Object.prototype.hasOwnProperty.call(source, key)) {
          target[key] = source[key];
        }
      }
    }
    return target;
  };
  
  // Convert version to a semver value.
  // 2.5 -> 2.5.0; 1 -> 1.0.0;
  // @flow
  var semverify = exports.semverify = function semverify(version) {
    if (typeof version === "string" && _semver2.default.valid(version)) {
      return version;
    }
  
    var split = version.toString().split(".");
  
    while (split.length < 3) {
      split.push(0);
    }
  
    return split.join(".");
  };
  
  var prettifyVersion = exports.prettifyVersion = function prettifyVersion(version) {
    if (typeof version !== "string") {
      return version;
    }
  
    var parts = [_semver2.default.major(version)];
    var minor = _semver2.default.minor(version);
    var patch = _semver2.default.patch(version);
  
    if (minor || patch) {
      parts.push(minor);
    }
  
    if (patch) {
      parts.push(patch);
    }
  
    return parts.join(".");
  };
  
  var prettifyTargets = exports.prettifyTargets = function prettifyTargets() {
    var targets = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  
    return Object.keys(targets).reduce(function (results, target) {
      var value = targets[target];
  
      if (typeof value === "string") {
        value = prettifyVersion(value);
      }
  
      results[target] = value;
      return results;
    }, {});
  };