intl-messageformat-parser/src/normalize.js

Parses ICU Message strings into an AST via JavaScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.normalizeHashtagInPlural = void 0;
var tslib_1 = require("tslib");
var types_1 = require("./types");
var parser_1 = require("./parser");
var PLURAL_HASHTAG_REGEX = /(^|[^\\])#/g;
/**
 * Whether to convert `#` in plural rule options
 * to `{var, number}`
 * @param el AST Element
 * @param pluralStack current plural stack
 */
function normalizeHashtagInPlural(els) {
    els.forEach(function (el) {
        // If we're encountering a plural el
        if (!types_1.isPluralElement(el) && !types_1.isSelectElement(el)) {
            return;
        }
        // Go down the options and search for # in any literal element
        Object.keys(el.options).forEach(function (id) {
            var _a;
            var opt = el.options[id];
            // If we got a match, we have to split this
            // and inject a NumberElement in the middle
            var matchingLiteralElIndex = -1;
            var literalEl = undefined;
            for (var i = 0; i < opt.value.length; i++) {
                var el_1 = opt.value[i];
                if (types_1.isLiteralElement(el_1) && PLURAL_HASHTAG_REGEX.test(el_1.value)) {
                    matchingLiteralElIndex = i;
                    literalEl = el_1;
                    break;
                }
            }
            if (literalEl) {
                var newValue = literalEl.value.replace(PLURAL_HASHTAG_REGEX, "$1{" + el.value + ", number}");
                var newEls = parser_1.pegParse(newValue);
                (_a = opt.value).splice.apply(_a, tslib_1.__spreadArray([matchingLiteralElIndex, 1], newEls));
            }
            normalizeHashtagInPlural(opt.value);
        });
    });
}
exports.normalizeHashtagInPlural = normalizeHashtagInPlural;