Fix compile errors

lib/installer.js

@@ -1,10 +1,9 @@
 "use strict";
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
-    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
         function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
         function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
-        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };
@@ -31,6 +30,13 @@ class DotnetCoreInstaller {
         return __awaiter(this, void 0, void 0, function* () {
             let output = '';
             let resultCode = 0;
+            var envVariables = {};
+            for (let key in process.env) {
+                if (process.env[key]) {
+                    let value = process.env[key];
+                    envVariables[key] = value;
+                }
+            }
             if (IS_WINDOWS) {
                 let escapedScript = path
                     .join(__dirname, '..', 'externals', 'install-dotnet.ps1')
@@ -44,6 +50,14 @@ class DotnetCoreInstaller {
                 }
                 // process.env must be explicitly passed in for DOTNET_INSTALL_DIR to be used
                 const powershellPath = yield io.which('powershell', true);
+                var options = {
+                    listeners: {
+                        stdout: (data) => {
+                            output += data.toString();
+                        }
+                    },
+                    env: envVariables
+                };
                 resultCode = yield exec.exec(`"${powershellPath}"`, [
                     '-NoLogo',
                     '-Sta',
@@ -53,14 +67,7 @@ class DotnetCoreInstaller {
                     'Unrestricted',
                     '-Command',
                     command
-                ], {
+                ], options);
-                    listeners: {
-                        stdout: (data) => {
-                            output += data.toString();
-                        }
-                    },
-                    env: process.env
-                });
             }
             else {
                 let escapedScript = path
@@ -82,7 +89,7 @@ class DotnetCoreInstaller {
                             output += data.toString();
                         }
                     },
-                    env: process.env
+                    env: envVariables
                 });
             }
             if (resultCode != 0) {

lib/setup-dotnet.js

@@ -1,10 +1,9 @@
 "use strict";
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
-    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
         function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
         function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
-        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };

src/installer.ts

@@ -3,6 +3,7 @@ import * as exec from '@actions/exec';
 import * as io from '@actions/io';
 import {chmodSync} from 'fs';
 import * as path from 'path';
+import {ExecOptions} from '@actions/exec/lib/interfaces';
 
 const IS_WINDOWS = process.platform === 'win32';
 
@@ -16,6 +17,14 @@ export class DotnetCoreInstaller {
     let output = '';
     let resultCode = 0;
 
+    var envVariables: {[key: string]: string} = {};
+    for (let key in process.env) {
+      if (process.env[key]) {
+        let value: any = process.env[key];
+        envVariables[key] = value;
+      }
+    }
+
     if (IS_WINDOWS) {
       let escapedScript = path
         .join(__dirname, '..', 'externals', 'install-dotnet.ps1')
@@ -30,6 +39,16 @@ export class DotnetCoreInstaller {
 
       // process.env must be explicitly passed in for DOTNET_INSTALL_DIR to be used
       const powershellPath = await io.which('powershell', true);
+
+      var options: ExecOptions = {
+        listeners: {
+          stdout: (data: Buffer) => {
+            output += data.toString();
+          }
+        },
+        env: envVariables
+      };
+
       resultCode = await exec.exec(
         `"${powershellPath}"`,
         [
@@ -42,14 +61,7 @@ export class DotnetCoreInstaller {
           '-Command',
           command
         ],
-        {
+        options
-          listeners: {
-            stdout: (data: Buffer) => {
-              output += data.toString();
-            }
-          },
-          env: process.env
-        }
       );
     } else {
       let escapedScript = path
@@ -74,7 +86,7 @@ export class DotnetCoreInstaller {
             output += data.toString();
           }
         },
-        env: process.env
+        env: envVariables
       });
     }