my-idlers/node_modules/acorn-node/lib/class-fields/index.js

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/* 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))
}