mirror of
https://github.com/musix-org/musix-oss
synced 2024-09-20 14:01:55 +00:00
111 lines
3.4 KiB
JavaScript
111 lines
3.4 KiB
JavaScript
"use strict";
|
|
/*
|
|
* Copyright 2019 gRPC authors.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*
|
|
*/
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
const metadata_1 = require("./metadata");
|
|
/**
|
|
* A class that represents a generic method of adding authentication-related
|
|
* metadata on a per-request basis.
|
|
*/
|
|
class CallCredentials {
|
|
/**
|
|
* Creates a new CallCredentials object from a given function that generates
|
|
* Metadata objects.
|
|
* @param metadataGenerator A function that accepts a set of options, and
|
|
* generates a Metadata object based on these options, which is passed back
|
|
* to the caller via a supplied (err, metadata) callback.
|
|
*/
|
|
static createFromMetadataGenerator(metadataGenerator) {
|
|
return new SingleCallCredentials(metadataGenerator);
|
|
}
|
|
static createEmpty() {
|
|
return new EmptyCallCredentials();
|
|
}
|
|
}
|
|
exports.CallCredentials = CallCredentials;
|
|
class ComposedCallCredentials extends CallCredentials {
|
|
constructor(creds) {
|
|
super();
|
|
this.creds = creds;
|
|
}
|
|
async generateMetadata(options) {
|
|
const base = new metadata_1.Metadata();
|
|
const generated = await Promise.all(this.creds.map(cred => cred.generateMetadata(options)));
|
|
for (const gen of generated) {
|
|
base.merge(gen);
|
|
}
|
|
return base;
|
|
}
|
|
compose(other) {
|
|
return new ComposedCallCredentials(this.creds.concat([other]));
|
|
}
|
|
_equals(other) {
|
|
if (this === other) {
|
|
return true;
|
|
}
|
|
if (other instanceof ComposedCallCredentials) {
|
|
return this.creds.every((value, index) => value._equals(other.creds[index]));
|
|
}
|
|
else {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
class SingleCallCredentials extends CallCredentials {
|
|
constructor(metadataGenerator) {
|
|
super();
|
|
this.metadataGenerator = metadataGenerator;
|
|
}
|
|
generateMetadata(options) {
|
|
return new Promise((resolve, reject) => {
|
|
this.metadataGenerator(options, (err, metadata) => {
|
|
if (metadata !== undefined) {
|
|
resolve(metadata);
|
|
}
|
|
else {
|
|
reject(err);
|
|
}
|
|
});
|
|
});
|
|
}
|
|
compose(other) {
|
|
return new ComposedCallCredentials([this, other]);
|
|
}
|
|
_equals(other) {
|
|
if (this === other) {
|
|
return true;
|
|
}
|
|
if (other instanceof SingleCallCredentials) {
|
|
return this.metadataGenerator === other.metadataGenerator;
|
|
}
|
|
else {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
class EmptyCallCredentials extends CallCredentials {
|
|
generateMetadata(options) {
|
|
return Promise.resolve(new metadata_1.Metadata());
|
|
}
|
|
compose(other) {
|
|
return other;
|
|
}
|
|
_equals(other) {
|
|
return other instanceof EmptyCallCredentials;
|
|
}
|
|
}
|
|
//# sourceMappingURL=call-credentials.js.map
|