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- "use strict";
- /**
- * @license
- * SPDX-License-Identifier: Apache-2.0
- */
- Object.defineProperty(exports, "__esModule", { value: true });
- exports.safeScriptWithArgs = exports.scriptFromJson = exports.concatScripts = exports.safeScript = void 0;
- require("../environment/dev");
- var script_impl_1 = require("../internals/script_impl");
- var string_literal_1 = require("../internals/string_literal");
- /**
- * Creates a SafeScript object from a template literal (without any embedded
- * expressions).
- *
- * This function is a template literal tag function. It should be called with
- * a template literal that does not contain any expressions. For example,
- * safeScript`foo`;
- *
- * @param templateObj This contains the literal part of the template literal.
- */
- function safeScript(templateObj) {
- if (process.env.NODE_ENV !== 'production') {
- (0, string_literal_1.assertIsTemplateObject)(templateObj, false, 'safeScript is a template literal tag function ' +
- 'that only accepts template literals without expressions. ' +
- 'For example, safeScript`foo`;');
- }
- return (0, script_impl_1.createScript)(templateObj[0]);
- }
- exports.safeScript = safeScript;
- /** Creates a `SafeScript` value by concatenating multiple `SafeScript`s. */
- function concatScripts(scripts) {
- return (0, script_impl_1.createScript)(scripts.map(script_impl_1.unwrapScript).join(''));
- }
- exports.concatScripts = concatScripts;
- /**
- * Converts a serializable value into JSON that is safe to interpolate into a
- * script context. In particular it escapes < characters so that a value of
- * "</script>" doesn't break out of the context.
- * @param value The value to serialize.
- */
- function scriptFromJson(value) {
- return (0, script_impl_1.createScript)(JSON.stringify(value).replace(/</g, '\\x3c'));
- }
- exports.scriptFromJson = scriptFromJson;
- /**
- * Creates a `SafeScript` object from a template literal (without any embedded
- * expressions) along with additional arguments that the script should have
- * access to. These arguments will be JSON-encoded and passed to the script as
- * a function call.
- * @example
- * ```ts
- * safeScriptWithArgs`function (name, props) {
- * console.log(name + ' is ' + props.age);
- * }`('Bob', { 'age': 42 })
- * ```
- * would return a `SafeScript` that represents the following code:
- * ```js
- * (function (name, props) {
- * console.log(name + ' is ' + props.age);
- * })("Bob",{"age":42})
- * ```
- * @note Be careful when passing objects as arguments, as unquoted property
- * names may be changed during compilation.
- * @param templateObj This contains the literal part of the template literal.
- * @param emptyArgs Expressions that evaluate to the empty string to enable
- * inline comments.
- */
- function safeScriptWithArgs(templateObj) {
- var emptyArgs = [];
- for (var _i = 1; _i < arguments.length; _i++) {
- emptyArgs[_i - 1] = arguments[_i];
- }
- if (process.env.NODE_ENV !== 'production') {
- if (emptyArgs.some(function (a) { return a !== ''; })) {
- throw new Error('safeScriptWithArgs only allows empty string expressions ' +
- 'to enable inline comments.');
- }
- (0, string_literal_1.assertIsTemplateObject)(templateObj, true, 'safeScriptWithArgs is a template literal tag function ' +
- 'that only accepts template literals. ' +
- 'For example, safeScriptWithArgs`foo`;');
- }
- return function () {
- var argValues = [];
- for (var _i = 0; _i < arguments.length; _i++) {
- argValues[_i] = arguments[_i];
- }
- var values = argValues.map(function (v) { return scriptFromJson(v).toString(); });
- return (0, script_impl_1.createScript)("(".concat(templateObj.join(''), ")(").concat(values.join(','), ")"));
- };
- }
- exports.safeScriptWithArgs = safeScriptWithArgs;
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