From d1291f67551c58168af43698a359cb5ddfd266b0 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Thu, 3 Nov 2016 01:33:53 +0100
Subject: node_modules

---
 node_modules/babylon/lib/tokenizer/index.js | 889 ----------------------------
 1 file changed, 889 deletions(-)
 delete mode 100644 node_modules/babylon/lib/tokenizer/index.js

(limited to 'node_modules/babylon/lib/tokenizer/index.js')

diff --git a/node_modules/babylon/lib/tokenizer/index.js b/node_modules/babylon/lib/tokenizer/index.js
deleted file mode 100644
index 25d2b8d13..000000000
--- a/node_modules/babylon/lib/tokenizer/index.js
+++ /dev/null
@@ -1,889 +0,0 @@
-"use strict";
-
-exports.__esModule = true;
-exports.Token = undefined;
-
-var _identifier = require("../util/identifier");
-
-var _types = require("./types");
-
-var _context = require("./context");
-
-var _location = require("../util/location");
-
-var _whitespace = require("../util/whitespace");
-
-var _state = require("./state");
-
-var _state2 = _interopRequireDefault(_state);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } /* eslint max-len: 0 */
-/* eslint indent: 0 */
-
-// Object type used to represent tokens. Note that normally, tokens
-// simply exist as properties on the parser object. This is only
-// used for the onToken callback and the external tokenizer.
-
-var Token = exports.Token = function Token(state) {
-  _classCallCheck(this, Token);
-
-  this.type = state.type;
-  this.value = state.value;
-  this.start = state.start;
-  this.end = state.end;
-  this.loc = new _location.SourceLocation(state.startLoc, state.endLoc);
-};
-
-// ## Tokenizer
-
-function codePointToString(code) {
-  // UTF-16 Decoding
-  if (code <= 0xFFFF) {
-    return String.fromCharCode(code);
-  } else {
-    return String.fromCharCode((code - 0x10000 >> 10) + 0xD800, (code - 0x10000 & 1023) + 0xDC00);
-  }
-}
-
-var Tokenizer = function () {
-  function Tokenizer(options, input) {
-    _classCallCheck(this, Tokenizer);
-
-    this.state = new _state2.default();
-    this.state.init(options, input);
-  }
-
-  // Move to the next token
-
-  Tokenizer.prototype.next = function next() {
-    if (!this.isLookahead) {
-      this.state.tokens.push(new Token(this.state));
-    }
-
-    this.state.lastTokEnd = this.state.end;
-    this.state.lastTokStart = this.state.start;
-    this.state.lastTokEndLoc = this.state.endLoc;
-    this.state.lastTokStartLoc = this.state.startLoc;
-    this.nextToken();
-  };
-
-  // TODO
-
-  Tokenizer.prototype.eat = function eat(type) {
-    if (this.match(type)) {
-      this.next();
-      return true;
-    } else {
-      return false;
-    }
-  };
-
-  // TODO
-
-  Tokenizer.prototype.match = function match(type) {
-    return this.state.type === type;
-  };
-
-  // TODO
-
-  Tokenizer.prototype.isKeyword = function isKeyword(word) {
-    return (0, _identifier.isKeyword)(word);
-  };
-
-  // TODO
-
-  Tokenizer.prototype.lookahead = function lookahead() {
-    var old = this.state;
-    this.state = old.clone(true);
-
-    this.isLookahead = true;
-    this.next();
-    this.isLookahead = false;
-
-    var curr = this.state.clone(true);
-    this.state = old;
-    return curr;
-  };
-
-  // Toggle strict mode. Re-reads the next number or string to please
-  // pedantic tests (`"use strict"; 010;` should fail).
-
-  Tokenizer.prototype.setStrict = function setStrict(strict) {
-    this.state.strict = strict;
-    if (!this.match(_types.types.num) && !this.match(_types.types.string)) return;
-    this.state.pos = this.state.start;
-    while (this.state.pos < this.state.lineStart) {
-      this.state.lineStart = this.input.lastIndexOf("\n", this.state.lineStart - 2) + 1;
-      --this.state.curLine;
-    }
-    this.nextToken();
-  };
-
-  Tokenizer.prototype.curContext = function curContext() {
-    return this.state.context[this.state.context.length - 1];
-  };
-
-  // Read a single token, updating the parser object's token-related
-  // properties.
-
-  Tokenizer.prototype.nextToken = function nextToken() {
-    var curContext = this.curContext();
-    if (!curContext || !curContext.preserveSpace) this.skipSpace();
-
-    this.state.containsOctal = false;
-    this.state.octalPosition = null;
-    this.state.start = this.state.pos;
-    this.state.startLoc = this.state.curPosition();
-    if (this.state.pos >= this.input.length) return this.finishToken(_types.types.eof);
-
-    if (curContext.override) {
-      return curContext.override(this);
-    } else {
-      return this.readToken(this.fullCharCodeAtPos());
-    }
-  };
-
-  Tokenizer.prototype.readToken = function readToken(code) {
-    // Identifier or keyword. '\uXXXX' sequences are allowed in
-    // identifiers, so '\' also dispatches to that.
-    if ((0, _identifier.isIdentifierStart)(code) || code === 92 /* '\' */) {
-        return this.readWord();
-      } else {
-      return this.getTokenFromCode(code);
-    }
-  };
-
-  Tokenizer.prototype.fullCharCodeAtPos = function fullCharCodeAtPos() {
-    var code = this.input.charCodeAt(this.state.pos);
-    if (code <= 0xd7ff || code >= 0xe000) return code;
-
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    return (code << 10) + next - 0x35fdc00;
-  };
-
-  Tokenizer.prototype.pushComment = function pushComment(block, text, start, end, startLoc, endLoc) {
-    var comment = {
-      type: block ? "CommentBlock" : "CommentLine",
-      value: text,
-      start: start,
-      end: end,
-      loc: new _location.SourceLocation(startLoc, endLoc)
-    };
-
-    if (!this.isLookahead) {
-      this.state.tokens.push(comment);
-      this.state.comments.push(comment);
-      this.addComment(comment);
-    }
-  };
-
-  Tokenizer.prototype.skipBlockComment = function skipBlockComment() {
-    var startLoc = this.state.curPosition();
-    var start = this.state.pos,
-        end = this.input.indexOf("*/", this.state.pos += 2);
-    if (end === -1) this.raise(this.state.pos - 2, "Unterminated comment");
-
-    this.state.pos = end + 2;
-    _whitespace.lineBreakG.lastIndex = start;
-    var match = void 0;
-    while ((match = _whitespace.lineBreakG.exec(this.input)) && match.index < this.state.pos) {
-      ++this.state.curLine;
-      this.state.lineStart = match.index + match[0].length;
-    }
-
-    this.pushComment(true, this.input.slice(start + 2, end), start, this.state.pos, startLoc, this.state.curPosition());
-  };
-
-  Tokenizer.prototype.skipLineComment = function skipLineComment(startSkip) {
-    var start = this.state.pos;
-    var startLoc = this.state.curPosition();
-    var ch = this.input.charCodeAt(this.state.pos += startSkip);
-    while (this.state.pos < this.input.length && ch !== 10 && ch !== 13 && ch !== 8232 && ch !== 8233) {
-      ++this.state.pos;
-      ch = this.input.charCodeAt(this.state.pos);
-    }
-
-    this.pushComment(false, this.input.slice(start + startSkip, this.state.pos), start, this.state.pos, startLoc, this.state.curPosition());
-  };
-
-  // Called at the start of the parse and after every token. Skips
-  // whitespace and comments, and.
-
-  Tokenizer.prototype.skipSpace = function skipSpace() {
-    loop: while (this.state.pos < this.input.length) {
-      var ch = this.input.charCodeAt(this.state.pos);
-      switch (ch) {
-        case 32:case 160:
-          // ' '
-          ++this.state.pos;
-          break;
-
-        case 13:
-          if (this.input.charCodeAt(this.state.pos + 1) === 10) {
-            ++this.state.pos;
-          }
-
-        case 10:case 8232:case 8233:
-          ++this.state.pos;
-          ++this.state.curLine;
-          this.state.lineStart = this.state.pos;
-          break;
-
-        case 47:
-          // '/'
-          switch (this.input.charCodeAt(this.state.pos + 1)) {
-            case 42:
-              // '*'
-              this.skipBlockComment();
-              break;
-
-            case 47:
-              this.skipLineComment(2);
-              break;
-
-            default:
-              break loop;
-          }
-          break;
-
-        default:
-          if (ch > 8 && ch < 14 || ch >= 5760 && _whitespace.nonASCIIwhitespace.test(String.fromCharCode(ch))) {
-            ++this.state.pos;
-          } else {
-            break loop;
-          }
-      }
-    }
-  };
-
-  // Called at the end of every token. Sets `end`, `val`, and
-  // maintains `context` and `exprAllowed`, and skips the space after
-  // the token, so that the next one's `start` will point at the
-  // right position.
-
-  Tokenizer.prototype.finishToken = function finishToken(type, val) {
-    this.state.end = this.state.pos;
-    this.state.endLoc = this.state.curPosition();
-    var prevType = this.state.type;
-    this.state.type = type;
-    this.state.value = val;
-
-    this.updateContext(prevType);
-  };
-
-  // ### Token reading
-
-  // This is the function that is called to fetch the next token. It
-  // is somewhat obscure, because it works in character codes rather
-  // than characters, and because operator parsing has been inlined
-  // into it.
-  //
-  // All in the name of speed.
-  //
-
-
-  Tokenizer.prototype.readToken_dot = function readToken_dot() {
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    if (next >= 48 && next <= 57) {
-      return this.readNumber(true);
-    }
-
-    var next2 = this.input.charCodeAt(this.state.pos + 2);
-    if (next === 46 && next2 === 46) {
-      // 46 = dot '.'
-      this.state.pos += 3;
-      return this.finishToken(_types.types.ellipsis);
-    } else {
-      ++this.state.pos;
-      return this.finishToken(_types.types.dot);
-    }
-  };
-
-  Tokenizer.prototype.readToken_slash = function readToken_slash() {
-    // '/'
-    if (this.state.exprAllowed) {
-      ++this.state.pos;
-      return this.readRegexp();
-    }
-
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    if (next === 61) {
-      return this.finishOp(_types.types.assign, 2);
-    } else {
-      return this.finishOp(_types.types.slash, 1);
-    }
-  };
-
-  Tokenizer.prototype.readToken_mult_modulo = function readToken_mult_modulo(code) {
-    // '%*'
-    var type = code === 42 ? _types.types.star : _types.types.modulo;
-    var width = 1;
-    var next = this.input.charCodeAt(this.state.pos + 1);
-
-    if (next === 42) {
-      // '*'
-      width++;
-      next = this.input.charCodeAt(this.state.pos + 2);
-      type = _types.types.exponent;
-    }
-
-    if (next === 61) {
-      width++;
-      type = _types.types.assign;
-    }
-
-    return this.finishOp(type, width);
-  };
-
-  Tokenizer.prototype.readToken_pipe_amp = function readToken_pipe_amp(code) {
-    // '|&'
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    if (next === code) return this.finishOp(code === 124 ? _types.types.logicalOR : _types.types.logicalAND, 2);
-    if (next === 61) return this.finishOp(_types.types.assign, 2);
-    if (code === 124 && next === 125 && this.hasPlugin("flow")) return this.finishOp(_types.types.braceBarR, 2);
-    return this.finishOp(code === 124 ? _types.types.bitwiseOR : _types.types.bitwiseAND, 1);
-  };
-
-  Tokenizer.prototype.readToken_caret = function readToken_caret() {
-    // '^'
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    if (next === 61) {
-      return this.finishOp(_types.types.assign, 2);
-    } else {
-      return this.finishOp(_types.types.bitwiseXOR, 1);
-    }
-  };
-
-  Tokenizer.prototype.readToken_plus_min = function readToken_plus_min(code) {
-    // '+-'
-    var next = this.input.charCodeAt(this.state.pos + 1);
-
-    if (next === code) {
-      if (next === 45 && this.input.charCodeAt(this.state.pos + 2) === 62 && _whitespace.lineBreak.test(this.input.slice(this.state.lastTokEnd, this.state.pos))) {
-        // A `-->` line comment
-        this.skipLineComment(3);
-        this.skipSpace();
-        return this.nextToken();
-      }
-      return this.finishOp(_types.types.incDec, 2);
-    }
-
-    if (next === 61) {
-      return this.finishOp(_types.types.assign, 2);
-    } else {
-      return this.finishOp(_types.types.plusMin, 1);
-    }
-  };
-
-  Tokenizer.prototype.readToken_lt_gt = function readToken_lt_gt(code) {
-    // '<>'
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    var size = 1;
-
-    if (next === code) {
-      size = code === 62 && this.input.charCodeAt(this.state.pos + 2) === 62 ? 3 : 2;
-      if (this.input.charCodeAt(this.state.pos + size) === 61) return this.finishOp(_types.types.assign, size + 1);
-      return this.finishOp(_types.types.bitShift, size);
-    }
-
-    if (next === 33 && code === 60 && this.input.charCodeAt(this.state.pos + 2) === 45 && this.input.charCodeAt(this.state.pos + 3) === 45) {
-      if (this.inModule) this.unexpected();
-      // `<!--`, an XML-style comment that should be interpreted as a line comment
-      this.skipLineComment(4);
-      this.skipSpace();
-      return this.nextToken();
-    }
-
-    if (next === 61) {
-      // <= | >=
-      size = 2;
-    }
-
-    return this.finishOp(_types.types.relational, size);
-  };
-
-  Tokenizer.prototype.readToken_eq_excl = function readToken_eq_excl(code) {
-    // '=!'
-    var next = this.input.charCodeAt(this.state.pos + 1);
-    if (next === 61) return this.finishOp(_types.types.equality, this.input.charCodeAt(this.state.pos + 2) === 61 ? 3 : 2);
-    if (code === 61 && next === 62) {
-      // '=>'
-      this.state.pos += 2;
-      return this.finishToken(_types.types.arrow);
-    }
-    return this.finishOp(code === 61 ? _types.types.eq : _types.types.prefix, 1);
-  };
-
-  Tokenizer.prototype.getTokenFromCode = function getTokenFromCode(code) {
-    switch (code) {
-      // The interpretation of a dot depends on whether it is followed
-      // by a digit or another two dots.
-      case 46:
-        // '.'
-        return this.readToken_dot();
-
-      // Punctuation tokens.
-      case 40:
-        ++this.state.pos;return this.finishToken(_types.types.parenL);
-      case 41:
-        ++this.state.pos;return this.finishToken(_types.types.parenR);
-      case 59:
-        ++this.state.pos;return this.finishToken(_types.types.semi);
-      case 44:
-        ++this.state.pos;return this.finishToken(_types.types.comma);
-      case 91:
-        ++this.state.pos;return this.finishToken(_types.types.bracketL);
-      case 93:
-        ++this.state.pos;return this.finishToken(_types.types.bracketR);
-
-      case 123:
-        if (this.hasPlugin("flow") && this.input.charCodeAt(this.state.pos + 1) === 124) {
-          return this.finishOp(_types.types.braceBarL, 2);
-        } else {
-          ++this.state.pos;
-          return this.finishToken(_types.types.braceL);
-        }
-
-      case 125:
-        ++this.state.pos;return this.finishToken(_types.types.braceR);
-
-      case 58:
-        if (this.hasPlugin("functionBind") && this.input.charCodeAt(this.state.pos + 1) === 58) {
-          return this.finishOp(_types.types.doubleColon, 2);
-        } else {
-          ++this.state.pos;
-          return this.finishToken(_types.types.colon);
-        }
-
-      case 63:
-        ++this.state.pos;return this.finishToken(_types.types.question);
-      case 64:
-        ++this.state.pos;return this.finishToken(_types.types.at);
-
-      case 96:
-        // '`'
-        ++this.state.pos;
-        return this.finishToken(_types.types.backQuote);
-
-      case 48:
-        // '0'
-        var next = this.input.charCodeAt(this.state.pos + 1);
-        if (next === 120 || next === 88) return this.readRadixNumber(16); // '0x', '0X' - hex number
-        if (next === 111 || next === 79) return this.readRadixNumber(8); // '0o', '0O' - octal number
-        if (next === 98 || next === 66) return this.readRadixNumber(2); // '0b', '0B' - binary number
-      // Anything else beginning with a digit is an integer, octal
-      // number, or float.
-      case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:
-        // 1-9
-        return this.readNumber(false);
-
-      // Quotes produce strings.
-      case 34:case 39:
-        // '"', "'"
-        return this.readString(code);
-
-      // Operators are parsed inline in tiny state machines. '=' (61) is
-      // often referred to. `finishOp` simply skips the amount of
-      // characters it is given as second argument, and returns a token
-      // of the type given by its first argument.
-
-      case 47:
-        // '/'
-        return this.readToken_slash();
-
-      case 37:case 42:
-        // '%*'
-        return this.readToken_mult_modulo(code);
-
-      case 124:case 38:
-        // '|&'
-        return this.readToken_pipe_amp(code);
-
-      case 94:
-        // '^'
-        return this.readToken_caret();
-
-      case 43:case 45:
-        // '+-'
-        return this.readToken_plus_min(code);
-
-      case 60:case 62:
-        // '<>'
-        return this.readToken_lt_gt(code);
-
-      case 61:case 33:
-        // '=!'
-        return this.readToken_eq_excl(code);
-
-      case 126:
-        // '~'
-        return this.finishOp(_types.types.prefix, 1);
-    }
-
-    this.raise(this.state.pos, "Unexpected character '" + codePointToString(code) + "'");
-  };
-
-  Tokenizer.prototype.finishOp = function finishOp(type, size) {
-    var str = this.input.slice(this.state.pos, this.state.pos + size);
-    this.state.pos += size;
-    return this.finishToken(type, str);
-  };
-
-  Tokenizer.prototype.readRegexp = function readRegexp() {
-    var escaped = void 0,
-        inClass = void 0,
-        start = this.state.pos;
-    for (;;) {
-      if (this.state.pos >= this.input.length) this.raise(start, "Unterminated regular expression");
-      var ch = this.input.charAt(this.state.pos);
-      if (_whitespace.lineBreak.test(ch)) {
-        this.raise(start, "Unterminated regular expression");
-      }
-      if (escaped) {
-        escaped = false;
-      } else {
-        if (ch === "[") {
-          inClass = true;
-        } else if (ch === "]" && inClass) {
-          inClass = false;
-        } else if (ch === "/" && !inClass) {
-          break;
-        }
-        escaped = ch === "\\";
-      }
-      ++this.state.pos;
-    }
-    var content = this.input.slice(start, this.state.pos);
-    ++this.state.pos;
-    // Need to use `readWord1` because '\uXXXX' sequences are allowed
-    // here (don't ask).
-    var mods = this.readWord1();
-    if (mods) {
-      var validFlags = /^[gmsiyu]*$/;
-      if (!validFlags.test(mods)) this.raise(start, "Invalid regular expression flag");
-    }
-    return this.finishToken(_types.types.regexp, {
-      pattern: content,
-      flags: mods
-    });
-  };
-
-  // Read an integer in the given radix. Return null if zero digits
-  // were read, the integer value otherwise. When `len` is given, this
-  // will return `null` unless the integer has exactly `len` digits.
-
-  Tokenizer.prototype.readInt = function readInt(radix, len) {
-    var start = this.state.pos,
-        total = 0;
-    for (var i = 0, e = len == null ? Infinity : len; i < e; ++i) {
-      var code = this.input.charCodeAt(this.state.pos),
-          val = void 0;
-      if (code >= 97) {
-        val = code - 97 + 10; // a
-      } else if (code >= 65) {
-        val = code - 65 + 10; // A
-      } else if (code >= 48 && code <= 57) {
-        val = code - 48; // 0-9
-      } else {
-        val = Infinity;
-      }
-      if (val >= radix) break;
-      ++this.state.pos;
-      total = total * radix + val;
-    }
-    if (this.state.pos === start || len != null && this.state.pos - start !== len) return null;
-
-    return total;
-  };
-
-  Tokenizer.prototype.readRadixNumber = function readRadixNumber(radix) {
-    this.state.pos += 2; // 0x
-    var val = this.readInt(radix);
-    if (val == null) this.raise(this.state.start + 2, "Expected number in radix " + radix);
-    if ((0, _identifier.isIdentifierStart)(this.fullCharCodeAtPos())) this.raise(this.state.pos, "Identifier directly after number");
-    return this.finishToken(_types.types.num, val);
-  };
-
-  // Read an integer, octal integer, or floating-point number.
-
-  Tokenizer.prototype.readNumber = function readNumber(startsWithDot) {
-    var start = this.state.pos,
-        isFloat = false,
-        octal = this.input.charCodeAt(this.state.pos) === 48;
-    if (!startsWithDot && this.readInt(10) === null) this.raise(start, "Invalid number");
-    var next = this.input.charCodeAt(this.state.pos);
-    if (next === 46) {
-      // '.'
-      ++this.state.pos;
-      this.readInt(10);
-      isFloat = true;
-      next = this.input.charCodeAt(this.state.pos);
-    }
-    if (next === 69 || next === 101) {
-      // 'eE'
-      next = this.input.charCodeAt(++this.state.pos);
-      if (next === 43 || next === 45) ++this.state.pos; // '+-'
-      if (this.readInt(10) === null) this.raise(start, "Invalid number");
-      isFloat = true;
-    }
-    if ((0, _identifier.isIdentifierStart)(this.fullCharCodeAtPos())) this.raise(this.state.pos, "Identifier directly after number");
-
-    var str = this.input.slice(start, this.state.pos),
-        val = void 0;
-    if (isFloat) {
-      val = parseFloat(str);
-    } else if (!octal || str.length === 1) {
-      val = parseInt(str, 10);
-    } else if (/[89]/.test(str) || this.state.strict) {
-      this.raise(start, "Invalid number");
-    } else {
-      val = parseInt(str, 8);
-    }
-    return this.finishToken(_types.types.num, val);
-  };
-
-  // Read a string value, interpreting backslash-escapes.
-
-  Tokenizer.prototype.readCodePoint = function readCodePoint() {
-    var ch = this.input.charCodeAt(this.state.pos),
-        code = void 0;
-
-    if (ch === 123) {
-      var codePos = ++this.state.pos;
-      code = this.readHexChar(this.input.indexOf("}", this.state.pos) - this.state.pos);
-      ++this.state.pos;
-      if (code > 0x10FFFF) this.raise(codePos, "Code point out of bounds");
-    } else {
-      code = this.readHexChar(4);
-    }
-    return code;
-  };
-
-  Tokenizer.prototype.readString = function readString(quote) {
-    var out = "",
-        chunkStart = ++this.state.pos;
-    for (;;) {
-      if (this.state.pos >= this.input.length) this.raise(this.state.start, "Unterminated string constant");
-      var ch = this.input.charCodeAt(this.state.pos);
-      if (ch === quote) break;
-      if (ch === 92) {
-        // '\'
-        out += this.input.slice(chunkStart, this.state.pos);
-        out += this.readEscapedChar(false);
-        chunkStart = this.state.pos;
-      } else {
-        if ((0, _whitespace.isNewLine)(ch)) this.raise(this.state.start, "Unterminated string constant");
-        ++this.state.pos;
-      }
-    }
-    out += this.input.slice(chunkStart, this.state.pos++);
-    return this.finishToken(_types.types.string, out);
-  };
-
-  // Reads template string tokens.
-
-  Tokenizer.prototype.readTmplToken = function readTmplToken() {
-    var out = "",
-        chunkStart = this.state.pos;
-    for (;;) {
-      if (this.state.pos >= this.input.length) this.raise(this.state.start, "Unterminated template");
-      var ch = this.input.charCodeAt(this.state.pos);
-      if (ch === 96 || ch === 36 && this.input.charCodeAt(this.state.pos + 1) === 123) {
-        // '`', '${'
-        if (this.state.pos === this.state.start && this.match(_types.types.template)) {
-          if (ch === 36) {
-            this.state.pos += 2;
-            return this.finishToken(_types.types.dollarBraceL);
-          } else {
-            ++this.state.pos;
-            return this.finishToken(_types.types.backQuote);
-          }
-        }
-        out += this.input.slice(chunkStart, this.state.pos);
-        return this.finishToken(_types.types.template, out);
-      }
-      if (ch === 92) {
-        // '\'
-        out += this.input.slice(chunkStart, this.state.pos);
-        out += this.readEscapedChar(true);
-        chunkStart = this.state.pos;
-      } else if ((0, _whitespace.isNewLine)(ch)) {
-        out += this.input.slice(chunkStart, this.state.pos);
-        ++this.state.pos;
-        switch (ch) {
-          case 13:
-            if (this.input.charCodeAt(this.state.pos) === 10) ++this.state.pos;
-          case 10:
-            out += "\n";
-            break;
-          default:
-            out += String.fromCharCode(ch);
-            break;
-        }
-        ++this.state.curLine;
-        this.state.lineStart = this.state.pos;
-        chunkStart = this.state.pos;
-      } else {
-        ++this.state.pos;
-      }
-    }
-  };
-
-  // Used to read escaped characters
-
-  Tokenizer.prototype.readEscapedChar = function readEscapedChar(inTemplate) {
-    var ch = this.input.charCodeAt(++this.state.pos);
-    ++this.state.pos;
-    switch (ch) {
-      case 110:
-        return "\n"; // 'n' -> '\n'
-      case 114:
-        return "\r"; // 'r' -> '\r'
-      case 120:
-        return String.fromCharCode(this.readHexChar(2)); // 'x'
-      case 117:
-        return codePointToString(this.readCodePoint()); // 'u'
-      case 116:
-        return "\t"; // 't' -> '\t'
-      case 98:
-        return "\b"; // 'b' -> '\b'
-      case 118:
-        return "\u000b"; // 'v' -> '\u000b'
-      case 102:
-        return "\f"; // 'f' -> '\f'
-      case 13:
-        if (this.input.charCodeAt(this.state.pos) === 10) ++this.state.pos; // '\r\n'
-      case 10:
-        // ' \n'
-        this.state.lineStart = this.state.pos;
-        ++this.state.curLine;
-        return "";
-      default:
-        if (ch >= 48 && ch <= 55) {
-          var octalStr = this.input.substr(this.state.pos - 1, 3).match(/^[0-7]+/)[0];
-          var octal = parseInt(octalStr, 8);
-          if (octal > 255) {
-            octalStr = octalStr.slice(0, -1);
-            octal = parseInt(octalStr, 8);
-          }
-          if (octal > 0) {
-            if (!this.state.containsOctal) {
-              this.state.containsOctal = true;
-              this.state.octalPosition = this.state.pos - 2;
-            }
-            if (this.state.strict || inTemplate) {
-              this.raise(this.state.pos - 2, "Octal literal in strict mode");
-            }
-          }
-          this.state.pos += octalStr.length - 1;
-          return String.fromCharCode(octal);
-        }
-        return String.fromCharCode(ch);
-    }
-  };
-
-  // Used to read character escape sequences ('\x', '\u', '\U').
-
-  Tokenizer.prototype.readHexChar = function readHexChar(len) {
-    var codePos = this.state.pos;
-    var n = this.readInt(16, len);
-    if (n === null) this.raise(codePos, "Bad character escape sequence");
-    return n;
-  };
-
-  // Read an identifier, and return it as a string. Sets `this.state.containsEsc`
-  // to whether the word contained a '\u' escape.
-  //
-  // Incrementally adds only escaped chars, adding other chunks as-is
-  // as a micro-optimization.
-
-  Tokenizer.prototype.readWord1 = function readWord1() {
-    this.state.containsEsc = false;
-    var word = "",
-        first = true,
-        chunkStart = this.state.pos;
-    while (this.state.pos < this.input.length) {
-      var ch = this.fullCharCodeAtPos();
-      if ((0, _identifier.isIdentifierChar)(ch)) {
-        this.state.pos += ch <= 0xffff ? 1 : 2;
-      } else if (ch === 92) {
-        // "\"
-        this.state.containsEsc = true;
-
-        word += this.input.slice(chunkStart, this.state.pos);
-        var escStart = this.state.pos;
-
-        if (this.input.charCodeAt(++this.state.pos) !== 117) {
-          // "u"
-          this.raise(this.state.pos, "Expecting Unicode escape sequence \\uXXXX");
-        }
-
-        ++this.state.pos;
-        var esc = this.readCodePoint();
-        if (!(first ? _identifier.isIdentifierStart : _identifier.isIdentifierChar)(esc, true)) {
-          this.raise(escStart, "Invalid Unicode escape");
-        }
-
-        word += codePointToString(esc);
-        chunkStart = this.state.pos;
-      } else {
-        break;
-      }
-      first = false;
-    }
-    return word + this.input.slice(chunkStart, this.state.pos);
-  };
-
-  // Read an identifier or keyword token. Will check for reserved
-  // words when necessary.
-
-  Tokenizer.prototype.readWord = function readWord() {
-    var word = this.readWord1();
-    var type = _types.types.name;
-    if (!this.state.containsEsc && this.isKeyword(word)) {
-      type = _types.keywords[word];
-    }
-    return this.finishToken(type, word);
-  };
-
-  Tokenizer.prototype.braceIsBlock = function braceIsBlock(prevType) {
-    if (prevType === _types.types.colon) {
-      var parent = this.curContext();
-      if (parent === _context.types.braceStatement || parent === _context.types.braceExpression) {
-        return !parent.isExpr;
-      }
-    }
-
-    if (prevType === _types.types._return) {
-      return _whitespace.lineBreak.test(this.input.slice(this.state.lastTokEnd, this.state.start));
-    }
-
-    if (prevType === _types.types._else || prevType === _types.types.semi || prevType === _types.types.eof || prevType === _types.types.parenR) {
-      return true;
-    }
-
-    if (prevType === _types.types.braceL) {
-      return this.curContext() === _context.types.braceStatement;
-    }
-
-    return !this.state.exprAllowed;
-  };
-
-  Tokenizer.prototype.updateContext = function updateContext(prevType) {
-    var update = void 0,
-        type = this.state.type;
-    if (type.keyword && prevType === _types.types.dot) {
-      this.state.exprAllowed = false;
-    } else if (update = type.updateContext) {
-      update.call(this, prevType);
-    } else {
-      this.state.exprAllowed = type.beforeExpr;
-    }
-  };
-
-  return Tokenizer;
-}();
-
-exports.default = Tokenizer;
\ No newline at end of file
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