109 lines
8.6 KiB
Plaintext
109 lines
8.6 KiB
Plaintext
/*istanbul ignore start*/
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.diffWords = diffWords;
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exports.diffWordsWithSpace = diffWordsWithSpace;
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exports.wordDiff = void 0;
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/*istanbul ignore end*/
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var
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/*istanbul ignore start*/
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_base = _interopRequireDefault(require("./base"))
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/*istanbul ignore end*/
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;
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var
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/*istanbul ignore start*/
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_params = require("../util/params")
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/*istanbul ignore end*/
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;
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/*istanbul ignore start*/ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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/*istanbul ignore end*/
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// Based on https://en.wikipedia.org/wiki/Latin_script_in_Unicode
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//
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// Ranges and exceptions:
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// Latin-1 Supplement, 0080–00FF
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// - U+00D7 × Multiplication sign
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// - U+00F7 ÷ Division sign
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// Latin Extended-A, 0100–017F
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// Latin Extended-B, 0180–024F
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// IPA Extensions, 0250–02AF
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// Spacing Modifier Letters, 02B0–02FF
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// - U+02C7 ˇ ˇ Caron
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// - U+02D8 ˘ ˘ Breve
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// - U+02D9 ˙ ˙ Dot Above
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// - U+02DA ˚ ˚ Ring Above
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// - U+02DB ˛ ˛ Ogonek
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// - U+02DC ˜ ˜ Small Tilde
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// - U+02DD ˝ ˝ Double Acute Accent
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// Latin Extended Additional, 1E00–1EFF
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var extendedWordChars = /^[A-Za-z\xC0-\u02C6\u02C8-\u02D7\u02DE-\u02FF\u1E00-\u1EFF]+$/;
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var reWhitespace = /\S/;
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var wordDiff = new
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/*istanbul ignore start*/
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_base
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/*istanbul ignore end*/
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[
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/*istanbul ignore start*/
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"default"
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/*istanbul ignore end*/
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]();
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/*istanbul ignore start*/
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exports.wordDiff = wordDiff;
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/*istanbul ignore end*/
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wordDiff.equals = function (left, right) {
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if (this.options.ignoreCase) {
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left = left.toLowerCase();
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right = right.toLowerCase();
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}
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return left === right || this.options.ignoreWhitespace && !reWhitespace.test(left) && !reWhitespace.test(right);
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};
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wordDiff.tokenize = function (value) {
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// All whitespace symbols except newline group into one token, each newline - in separate token
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var tokens = value.split(/([^\S\r\n]+|[()[\]{}'"\r\n]|\b)/); // Join the boundary splits that we do not consider to be boundaries. This is primarily the extended Latin character set.
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for (var i = 0; i < tokens.length - 1; i++) {
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// If we have an empty string in the next field and we have only word chars before and after, merge
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if (!tokens[i + 1] && tokens[i + 2] && extendedWordChars.test(tokens[i]) && extendedWordChars.test(tokens[i + 2])) {
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tokens[i] += tokens[i + 2];
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tokens.splice(i + 1, 2);
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i--;
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}
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}
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return tokens;
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};
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function diffWords(oldStr, newStr, options) {
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options =
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/*istanbul ignore start*/
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(0,
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/*istanbul ignore end*/
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/*istanbul ignore start*/
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_params
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/*istanbul ignore end*/
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.
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/*istanbul ignore start*/
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generateOptions)
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/*istanbul ignore end*/
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(options, {
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ignoreWhitespace: true
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});
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return wordDiff.diff(oldStr, newStr, options);
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}
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function diffWordsWithSpace(oldStr, newStr, options) {
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return wordDiff.diff(oldStr, newStr, options);
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}
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