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node_modules/helmet-csp/dist/lib/check-options/index.js

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+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+var dasherize_1 = __importDefault(require("dasherize"));
+var check_directive_1 = __importDefault(require("./check-directive"));
+function isObject(value) {
+    return Object.prototype.toString.call(value) === '[object Object]';
+}
+module.exports = function (options) {
+    if (!isObject(options)) {
+        throw new Error('csp must be called with an object argument. See the documentation.');
+    }
+    var directives = options.directives;
+    if (!isObject(directives) || Object.keys(directives).length === 0) {
+        throw new Error('csp must have at least one directive under the "directives" key. See the documentation.');
+    }
+    Object.keys(directives).forEach(function (directiveKey) {
+        var typedKey = directiveKey;
+        check_directive_1.default(dasherize_1.default(directiveKey), directives[typedKey], options);
+    });
+};