Add support to v1 to connect to GHES (#69)

* Bumping actions/github to 2.2.0 for GHES

* Husky commit correct node modules

node_modules/@actions/github/lib/github.js

@@ -1,7 +1,4 @@
 "use strict";
-var __importDefault = (this && this.__importDefault) || function (mod) {
-    return (mod && mod.__esModule) ? mod : { "default": mod };
-};
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
     var result = {};
@@ -12,17 +9,99 @@ var __importStar = (this && this.__importStar) || function (mod) {
 Object.defineProperty(exports, "__esModule", { value: true });
 // Originally pulled from https://github.com/JasonEtco/actions-toolkit/blob/master/src/github.ts
 const graphql_1 = require("@octokit/graphql");
-const rest_1 = __importDefault(require("@octokit/rest"));
+const rest_1 = require("@octokit/rest");
 const Context = __importStar(require("./context"));
+const httpClient = __importStar(require("@actions/http-client"));
 // We need this in order to extend Octokit
-rest_1.default.prototype = new rest_1.default();
+rest_1.Octokit.prototype = new rest_1.Octokit();
 exports.context = new Context.Context();
-class GitHub extends rest_1.default {
-    constructor(token) {
-        super({ auth: `token ${token}` });
-        this.graphql = graphql_1.defaults({
-            headers: { authorization: `token ${token}` }
-        });
+class GitHub extends rest_1.Octokit {
+    constructor(token, opts) {
+        super(GitHub.getOctokitOptions(GitHub.disambiguate(token, opts)));
+        this.graphql = GitHub.getGraphQL(GitHub.disambiguate(token, opts));
+    }
+    /**
+     * Disambiguates the constructor overload parameters
+     */
+    static disambiguate(token, opts) {
+        return [
+            typeof token === 'string' ? token : '',
+            typeof token === 'object' ? token : opts || {}
+        ];
+    }
+    static getOctokitOptions(args) {
+        const token = args[0];
+        const options = Object.assign({}, args[1]); // Shallow clone - don't mutate the object provided by the caller
+        // Base URL - GHES or Dotcom
+        options.baseUrl = options.baseUrl || this.getApiBaseUrl();
+        // Auth
+        const auth = GitHub.getAuthString(token, options);
+        if (auth) {
+            options.auth = auth;
+        }
+        // Proxy
+        const agent = GitHub.getProxyAgent(options.baseUrl, options);
+        if (agent) {
+            // Shallow clone - don't mutate the object provided by the caller
+            options.request = options.request ? Object.assign({}, options.request) : {};
+            // Set the agent
+            options.request.agent = agent;
+        }
+        return options;
+    }
+    static getGraphQL(args) {
+        const defaults = {};
+        defaults.baseUrl = this.getGraphQLBaseUrl();
+        const token = args[0];
+        const options = args[1];
+        // Authorization
+        const auth = this.getAuthString(token, options);
+        if (auth) {
+            defaults.headers = {
+                authorization: auth
+            };
+        }
+        // Proxy
+        const agent = GitHub.getProxyAgent(defaults.baseUrl, options);
+        if (agent) {
+            defaults.request = { agent };
+        }
+        return graphql_1.graphql.defaults(defaults);
+    }
+    static getAuthString(token, options) {
+        // Validate args
+        if (!token && !options.auth) {
+            throw new Error('Parameter token or opts.auth is required');
+        }
+        else if (token && options.auth) {
+            throw new Error('Parameters token and opts.auth may not both be specified');
+        }
+        return typeof options.auth === 'string' ? options.auth : `token ${token}`;
+    }
+    static getProxyAgent(destinationUrl, options) {
+        var _a;
+        if (!((_a = options.request) === null || _a === void 0 ? void 0 : _a.agent)) {
+            if (httpClient.getProxyUrl(destinationUrl)) {
+                const hc = new httpClient.HttpClient();
+                return hc.getAgent(destinationUrl);
+            }
+        }
+        return undefined;
+    }
+    static getApiBaseUrl() {
+        return process.env['GITHUB_API_URL'] || 'https://api.github.com';
+    }
+    static getGraphQLBaseUrl() {
+        let url = process.env['GITHUB_GRAPHQL_URL'] || 'https://api.github.com/graphql';
+        // Shouldn't be a trailing slash, but remove if so
+        if (url.endsWith('/')) {
+            url = url.substr(0, url.length - 1);
+        }
+        // Remove trailing "/graphql"
+        if (url.toUpperCase().endsWith('/GRAPHQL')) {
+            url = url.substr(0, url.length - '/graphql'.length);
+        }
+        return url;
     }
 }
 exports.GitHub = GitHub;