mirror of https://github.com/jkjoy/sunpeiwen.git
111 lines
3.1 KiB
JavaScript
111 lines
3.1 KiB
JavaScript
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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.replaceStr = undefined;
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var _utils = require('./utils');
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var _charmap = require('../../data/charmap.json');
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var _charmap2 = _interopRequireDefault(_charmap);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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let charmap = {};
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const defaultOptions = {
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unknown: '[?]',
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replace: [],
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replaceAfter: [],
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ignore: [],
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trim: true
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};
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let configOptions = {};
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/* istanbul ignore next */
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const replaceStr = exports.replaceStr = (source, replace) => {
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let str = source;
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for (const item of replace) {
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if (item[0] instanceof RegExp) {
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if (!item[0].global) {
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item[0] = new RegExp(item[0].toString().replace(/^\/|\/$/), `${item[0].flags}g`);
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}
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} else if (typeof item[0] === 'string') {
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item[0] = new RegExp((0, _utils.escapeRegExp)(item[0]), 'g');
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}
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if (item[0] instanceof RegExp) {
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str = str.replace(item[0], item[1]);
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}
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}
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return str;
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};
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/**
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* @param {string} sourceStr The string which is being transliterated
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* @param {object} options options
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*/
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/* istanbul ignore next */
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const transliterate = (sourceStr, options) => {
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const opt = options ? (0, _utils.mergeOptions)(defaultOptions, options) : (0, _utils.mergeOptions)(defaultOptions, configOptions);
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let str = String(sourceStr);
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let i;let j;let splitted;let result;let ignore;let ord;
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if (opt.ignore instanceof Array && opt.ignore.length > 0) {
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for (i in opt.ignore) {
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splitted = str.split(opt.ignore[i]);
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result = [];
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for (j in splitted) {
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ignore = opt.ignore.slice(0);
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ignore.splice(i, 1);
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result.push(transliterate(splitted[j], (0, _utils.mergeOptions)(opt, { ignore, trim: false })));
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}
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return result.join(opt.ignore[i]);
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}
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}
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str = replaceStr(str, opt.replace);
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str = (0, _utils.fixChineseSpace)(str);
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const strArr = (0, _utils.ucs2decode)(str);
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const strArrNew = [];
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for (ord of strArr) {
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// These characters are also transliteratable. Will improve it later if needed
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if (ord > 0xffff) {
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strArrNew.push(opt.unknown);
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} else {
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const offset = ord >> 8;
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if (typeof charmap[offset] === 'undefined') {
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charmap[offset] = _charmap2.default[offset] || [];
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}
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ord &= 0xff;
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const text = charmap[offset][ord];
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if (typeof text === 'undefined' || text === null) {
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strArrNew.push(opt.unknown);
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} else {
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strArrNew.push(charmap[offset][ord]);
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}
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}
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}
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// trim spaces at the beginning and ending of the string
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if (opt.trim && strArrNew.length > 1) {
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opt.replaceAfter.push([/(^ +?)|( +?$)/g, '']);
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}
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let strNew = strArrNew.join('');
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strNew = replaceStr(strNew, opt.replaceAfter);
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return strNew;
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};
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transliterate.setCharmap = customCharmap => {
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charmap = customCharmap || charmap;
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return charmap;
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};
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transliterate.config = options => {
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if (options === undefined) {
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return configOptions;
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}
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configOptions = (0, _utils.mergeOptions)(defaultOptions, options);
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return configOptions;
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};
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exports.default = transliterate;
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