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node_modules/babel-traverse/lib/path/conversion.js 1.17 KB
aaac7fed   liuqimichale   add
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  "use strict";
  
  exports.__esModule = true;
  exports.toComputedKey = toComputedKey;
  exports.ensureBlock = ensureBlock;
  exports.arrowFunctionToShadowed = arrowFunctionToShadowed;
  
  var _babelTypes = require("babel-types");
  
  var t = _interopRequireWildcard(_babelTypes);
  
  function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
  
  function toComputedKey() {
    var node = this.node;
  
    var key = void 0;
    if (this.isMemberExpression()) {
      key = node.property;
    } else if (this.isProperty() || this.isMethod()) {
      key = node.key;
    } else {
      throw new ReferenceError("todo");
    }
  
    if (!node.computed) {
      if (t.isIdentifier(key)) key = t.stringLiteral(key.name);
    }
  
    return key;
  }
  
  function ensureBlock() {
    return t.ensureBlock(this.node);
  }
  
  function arrowFunctionToShadowed() {
    if (!this.isArrowFunctionExpression()) return;
  
    this.ensureBlock();
  
    var node = this.node;
  
    node.expression = false;
    node.type = "FunctionExpression";
    node.shadow = node.shadow || true;
  }