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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.PartitionPattern = void 0;
var utils_1 = require("./utils");
/**
 * https://tc39.es/ecma402/#sec-partitionpattern
 * @param pattern
 */
function PartitionPattern(pattern) {
    var result = [];
    var beginIndex = pattern.indexOf('{');
    var endIndex = 0;
    var nextIndex = 0;
    var length = pattern.length;
    while (beginIndex < pattern.length && beginIndex > -1) {
        endIndex = pattern.indexOf('}', beginIndex);
        utils_1.invariant(endIndex > beginIndex, "Invalid pattern " + pattern);
        if (beginIndex > nextIndex) {
            result.push({
                type: 'literal',
                value: pattern.substring(nextIndex, beginIndex),
            });
        }
        result.push({
            type: pattern.substring(beginIndex + 1, endIndex),
            value: undefined,
        });
        nextIndex = endIndex + 1;
        beginIndex = pattern.indexOf('{', nextIndex);
    }
    if (nextIndex < length) {
        result.push({
            type: 'literal',
            value: pattern.substring(nextIndex, length),
        });
    }
    return result;
}
exports.PartitionPattern = PartitionPattern;