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[F]index.js Edit	2.56 KB	2022-10-02 10:07:42

Editing: index.js

/* Generated by `npm run build`, do not edit! */

"use strict"

var acorn = require("acorn")
var tt = acorn.tokTypes
var privateClassElements = require("../private-class-elements")

function maybeParseFieldValue(field) {
  if (this.eat(tt.eq)) {
    var oldInFieldValue = this._inFieldValue
    this._inFieldValue = true
    field.value = this.parseExpression()
    this._inFieldValue = oldInFieldValue
  } else { field.value = null }
}

module.exports = function(Parser) {
  Parser = privateClassElements(Parser)
  return /*@__PURE__*/(function (Parser) {
    function anonymous () {
      Parser.apply(this, arguments);
    }

if ( Parser ) anonymous.__proto__ = Parser;
    anonymous.prototype = Object.create( Parser && Parser.prototype );
    anonymous.prototype.constructor = anonymous;

anonymous.prototype.parseClassElement = function parseClassElement (_constructorAllowsSuper) {
      if (this.options.ecmaVersion >= 8 && (this.type == tt.name || this.type == this.privateNameToken || this.type == tt.bracketL || this.type == tt.string)) {
        var branch = this._branch()
        if (branch.type == tt.bracketL) {
          var count = 0
          do {
            if (branch.eat(tt.bracketL)) { ++count }
            else if (branch.eat(tt.bracketR)) { --count }
            else { branch.next() }
          } while (count > 0)
        } else { branch.next() }
        if (branch.type == tt.eq || branch.canInsertSemicolon() || branch.type == tt.semi) {
          var node = this.startNode()
          if (this.type == this.privateNameToken) {
            this.parsePrivateClassElementName(node)
          } else {
            this.parsePropertyName(node)
          }
          if ((node.key.type === "Identifier" && node.key.name === "constructor") ||
              (node.key.type === "Literal" && node.key.value === "constructor")) {
            this.raise(node.key.start, "Classes may not have a field called constructor")
          }
          maybeParseFieldValue.call(this, node)
          this.finishNode(node, "FieldDefinition")
          this.semicolon()
          return node
        }
      }

return Parser.prototype.parseClassElement.apply(this, arguments)
    };

// Prohibit arguments in class field initializers
    anonymous.prototype.parseIdent = function parseIdent (liberal, isBinding) {
      var ident = Parser.prototype.parseIdent.call(this, liberal, isBinding)
      if (this._inFieldValue && ident.name == "arguments") { this.raise(ident.start, "A class field initializer may not contain arguments") }
      return ident
    };

return anonymous;
  }(Parser))
}

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