DevTools: split text_utils out of common module

third_party/WebKit/Source/devtools/front_end/common/TextUtils.js

Index: third_party/WebKit/Source/devtools/front_end/common/TextUtils.js
diff --git a/third_party/WebKit/Source/devtools/front_end/common/TextUtils.js b/third_party/WebKit/Source/devtools/front_end/common/TextUtils.js
deleted file mode 100644
index 592469ae27a65e504f0afe90701e9092cf02a67a..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/devtools/front_end/common/TextUtils.js
+++ /dev/null
@@ -1,282 +0,0 @@
-/*
- * Copyright (C) 2013 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-Common.TextUtils = {
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isStopChar: function(char) {
-    return (char > ' ' && char < '0') || (char > '9' && char < 'A') || (char > 'Z' && char < '_') ||
-        (char > '_' && char < 'a') || (char > 'z' && char <= '~');
-  },
-
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isWordChar: function(char) {
-    return !Common.TextUtils.isStopChar(char) && !Common.TextUtils.isSpaceChar(char);
-  },
-
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isSpaceChar: function(char) {
-    return Common.TextUtils._SpaceCharRegex.test(char);
-  },
-
-  /**
-   * @param {string} word
-   * @return {boolean}
-   */
-  isWord: function(word) {
-    for (var i = 0; i < word.length; ++i) {
-      if (!Common.TextUtils.isWordChar(word.charAt(i)))
-        return false;
-    }
-    return true;
-  },
-
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isOpeningBraceChar: function(char) {
-    return char === '(' || char === '{';
-  },
-
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isClosingBraceChar: function(char) {
-    return char === ')' || char === '}';
-  },
-
-  /**
-   * @param {string} char
-   * @return {boolean}
-   */
-  isBraceChar: function(char) {
-    return Common.TextUtils.isOpeningBraceChar(char) || Common.TextUtils.isClosingBraceChar(char);
-  },
-
-  /**
-   * @param {string} text
-   * @param {function(string):boolean} isWordChar
-   * @param {function(string)} wordCallback
-   */
-  textToWords: function(text, isWordChar, wordCallback) {
-    var startWord = -1;
-    for (var i = 0; i < text.length; ++i) {
-      if (!isWordChar(text.charAt(i))) {
-        if (startWord !== -1)
-          wordCallback(text.substring(startWord, i));
-        startWord = -1;
-      } else if (startWord === -1) {
-        startWord = i;
-      }
-    }
-    if (startWord !== -1)
-      wordCallback(text.substring(startWord));
-  },
-
-  /**
-   * @param {string} line
-   * @return {string}
-   */
-  lineIndent: function(line) {
-    var indentation = 0;
-    while (indentation < line.length && Common.TextUtils.isSpaceChar(line.charAt(indentation)))
-      ++indentation;
-    return line.substr(0, indentation);
-  },
-
-  /**
-   * @param {string} text
-   * @return {boolean}
-   */
-  isUpperCase: function(text) {
-    return text === text.toUpperCase();
-  },
-
-  /**
-   * @param {string} text
-   * @return {boolean}
-   */
-  isLowerCase: function(text) {
-    return text === text.toLowerCase();
-  },
-
-  /**
-   * @param {string} text
-   * @param {!Array<!RegExp>} regexes
-   * @return {!Array<{value: string, position: number, regexIndex: number}>}
-   */
-  splitStringByRegexes(text, regexes) {
-    var matches = [];
-    var globalRegexes = [];
-    for (var i = 0; i < regexes.length; i++) {
-      var regex = regexes[i];
-      if (!regex.global)
-        globalRegexes.push(new RegExp(regex.source, regex.flags ? regex.flags + 'g' : 'g'));
-      else
-        globalRegexes.push(regex);
-    }
-    doSplit(text, 0, 0);
-    return matches;
-
-    /**
-     * @param {string} text
-     * @param {number} regexIndex
-     * @param {number} startIndex
-     */
-    function doSplit(text, regexIndex, startIndex) {
-      if (regexIndex >= globalRegexes.length) {
-        // Set regexIndex as -1 if text did not match with any regular expression
-        matches.push({value: text, position: startIndex, regexIndex: -1});
-        return;
-      }
-      var regex = globalRegexes[regexIndex];
-      var currentIndex = 0;
-      var result;
-      regex.lastIndex = 0;
-      while ((result = regex.exec(text)) !== null) {
-        var stringBeforeMatch = text.substring(currentIndex, result.index);
-        if (stringBeforeMatch)
-          doSplit(stringBeforeMatch, regexIndex + 1, startIndex + currentIndex);
-        var match = result[0];
-        matches.push({value: match, position: startIndex + result.index, regexIndex: regexIndex});
-        currentIndex = result.index + match.length;
-      }
-      var stringAfterMatches = text.substring(currentIndex);
-      if (stringAfterMatches)
-        doSplit(stringAfterMatches, regexIndex + 1, startIndex + currentIndex);
-    }
-  }
-};
-
-Common.TextUtils._SpaceCharRegex = /\s/;
-
-/**
- * @enum {string}
- */
-Common.TextUtils.Indent = {
-  TwoSpaces: '  ',
-  FourSpaces: '    ',
-  EightSpaces: '        ',
-  TabCharacter: '\t'
-};
-
-/**
- * @unrestricted
- */
-Common.TextUtils.BalancedJSONTokenizer = class {
-  /**
-   * @param {function(string)} callback
-   * @param {boolean=} findMultiple
-   */
-  constructor(callback, findMultiple) {
-    this._callback = callback;
-    this._index = 0;
-    this._balance = 0;
-    this._buffer = '';
-    this._findMultiple = findMultiple || false;
-    this._closingDoubleQuoteRegex = /[^\\](?:\\\\)*"/g;
-  }
-
-  /**
-   * @param {string} chunk
-   * @return {boolean}
-   */
-  write(chunk) {
-    this._buffer += chunk;
-    var lastIndex = this._buffer.length;
-    var buffer = this._buffer;
-    for (var index = this._index; index < lastIndex; ++index) {
-      var character = buffer[index];
-      if (character === '"') {
-        this._closingDoubleQuoteRegex.lastIndex = index;
-        if (!this._closingDoubleQuoteRegex.test(buffer))
-          break;
-        index = this._closingDoubleQuoteRegex.lastIndex - 1;
-      } else if (character === '{') {
-        ++this._balance;
-      } else if (character === '}') {
-        --this._balance;
-        if (this._balance < 0) {
-          this._reportBalanced();
-          return false;
-        }
-        if (!this._balance) {
-          this._lastBalancedIndex = index + 1;
-          if (!this._findMultiple)
-            break;
-        }
-      } else if (character === ']' && !this._balance) {
-        this._reportBalanced();
-        return false;
-      }
-    }
-    this._index = index;
-    this._reportBalanced();
-    return true;
-  }
-
-  _reportBalanced() {
-    if (!this._lastBalancedIndex)
-      return;
-    this._callback(this._buffer.slice(0, this._lastBalancedIndex));
-    this._buffer = this._buffer.slice(this._lastBalancedIndex);
-    this._index -= this._lastBalancedIndex;
-    this._lastBalancedIndex = 0;
-  }
-
-  /**
-   * @return {string}
-   */
-  remainder() {
-    return this._buffer;
-  }
-};
-
-/**
- * @interface
- */
-Common.TokenizerFactory = function() {};
-
-Common.TokenizerFactory.prototype = {
-  /**
-   * @param {string} mimeType
-   * @return {function(string, function(string, ?string, number, number))}
-   */
-  createTokenizer(mimeType) {}
-};