"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var StringUtils_1 = require("../common/StringUtils");
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var StringBuilder = /** @class */ (function () {
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function StringBuilder(value) {
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if (value === void 0) { value = ''; }
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this.value = value;
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}
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StringBuilder.prototype.enableDecoding = function (encoding) {
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this.encoding = encoding;
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return this;
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};
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StringBuilder.prototype.append = function (s) {
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if (typeof s === 'string') {
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this.value += s.toString();
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}
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else if (this.encoding) {
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// use passed format (fromCharCode will return UTF8 encoding)
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this.value += StringUtils_1.default.castAsNonUtf8Char(s, this.encoding);
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}
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else {
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// correctly converts from UTF-8, but not other encodings
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this.value += String.fromCharCode(s);
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}
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return this;
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};
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StringBuilder.prototype.appendChars = function (str, offset, len) {
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for (var i = offset; offset < offset + len; i++) {
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this.append(str[i]);
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}
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return this;
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};
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StringBuilder.prototype.length = function () {
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return this.value.length;
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};
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StringBuilder.prototype.charAt = function (n) {
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return this.value.charAt(n);
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};
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StringBuilder.prototype.deleteCharAt = function (n) {
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this.value = this.value.substr(0, n) + this.value.substring(n + 1);
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};
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StringBuilder.prototype.setCharAt = function (n, c) {
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this.value = this.value.substr(0, n) + c + this.value.substr(n + 1);
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};
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StringBuilder.prototype.substring = function (start, end) {
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return this.value.substring(start, end);
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};
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/**
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* @note helper method for RSS Expanded
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*/
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StringBuilder.prototype.setLengthToZero = function () {
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this.value = '';
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};
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StringBuilder.prototype.toString = function () {
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return this.value;
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};
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StringBuilder.prototype.insert = function (n, c) {
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this.value = this.value.substring(0, n) + c + this.value.substring(n);
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};
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return StringBuilder;
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}());
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exports.default = StringBuilder;
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