third_party/blink/renderer/core/trustedtypes/trusted_type_policy_factory.idl

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// https://github.com/wicg/trusted-types

[
    Exposed=(Window, Worker),
    RuntimeEnabled=TrustedDOMTypes,
    SecureContext
] interface TrustedTypePolicyFactory {
    [RaisesException] TrustedTypePolicy createPolicy(DOMString policyName, TrustedTypePolicyOptions policyOptions);
    readonly attribute TrustedTypePolicy defaultPolicy;
    // All the policy object names that have been created
    [CallWith=ScriptState] boolean isHTML(any checkedObject);
    [CallWith=ScriptState] boolean isScript(any checkedObject);
    [CallWith=ScriptState] boolean isScriptURL(any checkedObject);
    readonly attribute TrustedHTML emptyHTML;
    readonly attribute TrustedScript emptyScript;

    // Trusted Types metadata, following the proposal in:
    // https://github.com/WICG/trusted-types/pull/149/commits/ecd9ab0b6993674951bfc7b44a04530fce7468a7
    DOMString? getPropertyType(DOMString tagName, DOMString property,
        optional DOMString elementNS);
    DOMString? getAttributeType(DOMString tagName, DOMString attribute,
        optional DOMString elementNS, optional DOMString attrNs);
    [CallWith=ScriptState] object? getTypeMapping(optional DOMString ns);
};