persian-normalizer/dist/modules/numbers/index.js

Normalize Persian Text

"use strict";
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var __importStar = (this && this.__importStar) || function (mod) {
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    __setModuleDefault(result, mod);
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};
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractNumbers = exports.persianToEnglishNumber = void 0;
var numbersMaping = __importStar(require("../utf8-codes/number-maping.json"));
var spaces_1 = require("../spaces");
/**
 * @param {String} text
 * @returns {String}
 * @description Convert All numbers including Persian and Arabic numbers to English numbers.
 * This function keep characters that are not numbers.
 */
var persianToEnglishNumber = function (text) {
    if (!text || text === "")
        return;
    var normalized = text;
    // Arabic digits
    normalized = normalized.replace(/[\u0660-\u0669]/g, function (c) {
        return (c.charCodeAt(0) - 0x0660).toString();
    });
    // Persian digits
    normalized = normalized.replace(/[\u06f0-\u06f9]/g, function (c) {
        return (c.charCodeAt(0) - 0x0660).toString();
    });
    return normalized;
};
exports.persianToEnglishNumber = persianToEnglishNumber;
/**
 * @param {String} text
 * @returns {String} text
 * @descriptions Into the json file,
 * - First one is english unicode,
 * - Seocnd One is persian unicode
 * - Third one is arabic unicode
 */
var extractNumbers = function (text) {
    if (!text || text === "")
        return;
    var normalized = text;
    normalized = text
        .toString()
        .split("")
        .map(function (c) {
        var mapped = numbersMaping[c.charCodeAt(0)];
        return typeof mapped === "undefined" ? "" : mapped;
    })
        .join("");
    normalized = (0, spaces_1.removeSpaces)(normalized);
    return normalized;
};
exports.extractNumbers = extractNumbers;