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Diffstat (limited to 'node_modules/babylon/lib/parser/util.js')
-rw-r--r-- | node_modules/babylon/lib/parser/util.js | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/node_modules/babylon/lib/parser/util.js b/node_modules/babylon/lib/parser/util.js deleted file mode 100644 index f092721a4..000000000 --- a/node_modules/babylon/lib/parser/util.js +++ /dev/null @@ -1,92 +0,0 @@ -"use strict"; - -var _types = require("../tokenizer/types"); - -var _index = require("./index"); - -var _index2 = _interopRequireDefault(_index); - -var _whitespace = require("../util/whitespace"); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -var pp = _index2.default.prototype; - -// ## Parser utilities - -// TODO - -pp.addExtra = function (node, key, val) { - if (!node) return; - - var extra = node.extra = node.extra || {}; - extra[key] = val; -}; - -// TODO - -pp.isRelational = function (op) { - return this.match(_types.types.relational) && this.state.value === op; -}; - -// TODO - -pp.expectRelational = function (op) { - if (this.isRelational(op)) { - this.next(); - } else { - this.unexpected(); - } -}; - -// Tests whether parsed token is a contextual keyword. - -pp.isContextual = function (name) { - return this.match(_types.types.name) && this.state.value === name; -}; - -// Consumes contextual keyword if possible. - -pp.eatContextual = function (name) { - return this.state.value === name && this.eat(_types.types.name); -}; - -// Asserts that following token is given contextual keyword. - -pp.expectContextual = function (name, message) { - if (!this.eatContextual(name)) this.unexpected(null, message); -}; - -// Test whether a semicolon can be inserted at the current position. - -pp.canInsertSemicolon = function () { - return this.match(_types.types.eof) || this.match(_types.types.braceR) || _whitespace.lineBreak.test(this.input.slice(this.state.lastTokEnd, this.state.start)); -}; - -// TODO - -pp.isLineTerminator = function () { - return this.eat(_types.types.semi) || this.canInsertSemicolon(); -}; - -// Consume a semicolon, or, failing that, see if we are allowed to -// pretend that there is a semicolon at this position. - -pp.semicolon = function () { - if (!this.isLineTerminator()) this.unexpected(); -}; - -// Expect a token of a given type. If found, consume it, otherwise, -// raise an unexpected token error at given pos. - -pp.expect = function (type, pos) { - return this.eat(type) || this.unexpected(pos); -}; - -// Raise an unexpected token error. - -pp.unexpected = function (pos) { - var message = arguments.length <= 1 || arguments[1] === undefined ? "Unexpected token" : arguments[1]; - - this.raise(pos != null ? pos : this.state.start, message); -};
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