You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
38 lines
775 B
38 lines
775 B
'use strict'; |
|
|
|
const types = require('../../tokenizer/types.cjs'); |
|
|
|
const name = 'Parentheses'; |
|
const structure = { |
|
children: [[]] |
|
}; |
|
|
|
function parse(readSequence, recognizer) { |
|
const start = this.tokenStart; |
|
let children = null; |
|
|
|
this.eat(types.LeftParenthesis); |
|
|
|
children = readSequence.call(this, recognizer); |
|
|
|
if (!this.eof) { |
|
this.eat(types.RightParenthesis); |
|
} |
|
|
|
return { |
|
type: 'Parentheses', |
|
loc: this.getLocation(start, this.tokenStart), |
|
children |
|
}; |
|
} |
|
|
|
function generate(node) { |
|
this.token(types.LeftParenthesis, '('); |
|
this.children(node); |
|
this.token(types.RightParenthesis, ')'); |
|
} |
|
|
|
exports.generate = generate; |
|
exports.name = name; |
|
exports.parse = parse; |
|
exports.structure = structure;
|
|
|