@angular/compiler
Version:
Angular - the compiler library
57 lines • 5.74 kB
JavaScript
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
(function (factory) {
if (typeof module === "object" && typeof module.exports === "object") {
var v = factory(require, exports);
if (v !== undefined) module.exports = v;
}
else if (typeof define === "function" && define.amd) {
define("@angular/compiler/src/assertions", ["require", "exports"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function assertArrayOfStrings(identifier, value) {
if (value == null) {
return;
}
if (!Array.isArray(value)) {
throw new Error("Expected '" + identifier + "' to be an array of strings.");
}
for (var i = 0; i < value.length; i += 1) {
if (typeof value[i] !== 'string') {
throw new Error("Expected '" + identifier + "' to be an array of strings.");
}
}
}
exports.assertArrayOfStrings = assertArrayOfStrings;
var INTERPOLATION_BLACKLIST_REGEXPS = [
/^\s*$/,
/[<>]/,
/^[{}]$/,
/&(#|[a-z])/i,
/^\/\//,
];
function assertInterpolationSymbols(identifier, value) {
if (value != null && !(Array.isArray(value) && value.length == 2)) {
throw new Error("Expected '" + identifier + "' to be an array, [start, end].");
}
else if (value != null) {
var start_1 = value[0];
var end_1 = value[1];
// black list checking
INTERPOLATION_BLACKLIST_REGEXPS.forEach(function (regexp) {
if (regexp.test(start_1) || regexp.test(end_1)) {
throw new Error("['" + start_1 + "', '" + end_1 + "'] contains unusable interpolation symbol.");
}
});
}
}
exports.assertInterpolationSymbols = assertInterpolationSymbols;
});
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