json-autotranslate/lib/matchers/icu.js

Translate a folder of JSON files containing translations into multiple languages.

"use strict";
exports.__esModule = true;
exports.matchIcu = void 0;
var messageformat_parser_1 = require("messageformat-parser");
exports.matchIcu = function (input, replacer) {
    var writeTokens = function (part) {
        var _a;
        if (typeof part !== 'string' && ((_a = part === null || part === void 0 ? void 0 : part.cases) === null || _a === void 0 ? void 0 : _a.length)) {
            return part.cases
                .map(function (partCase) {
                return partCase.tokens.length
                    ? "(.*)" + nestedIcuMatcher(partCase.tokens) + "(.*)"
                    : '';
            })
                .join('');
        }
        else {
            return '(.*)';
        }
    };
    var nestedIcuMatcher = function (parts) {
        return (parts
            .map(function (part) {
            return typeof part === 'string'
                ? part.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
                : writeTokens(part);
        })
            .join('')
            // reduce replacement noise between replacements from nested tokens i.e. back to back (.*)(.*)
            .replace(/(\(\.\*\)){2,}/g, '(.*)'));
    };
    var parts = messageformat_parser_1.parse(input);
    var regex = new RegExp(nestedIcuMatcher(parts));
    var matches = input.match(regex);
    return (matches || []).slice(1).map(function (match, index) { return ({
        from: match,
        to: replacer(index)
    }); });
};