(GH-400) Add Modulepath setting

Currently the only way to specify additional modulepaths is to modify the puppet.conf
on the system. This commit adds an additional modulepath in VSCode Extension settings
and then passes that into the Puppet Editor Services.

Author: glennsarti

CHANGELOG.md

@@ -6,6 +6,7 @@ Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 
 ## Unreleased
 
+- ([GH-440](https://github.com/lingua-pupuli/puppet-vscode/issues/440)) Add a setting for additional modulepath
 - ([GH-447](https://github.com/lingua-pupuli/puppet-vscode/issues/447)) Update puppet-editor-services to [0.17.0](https://github.com/lingua-pupuli/puppet-editor-services/blob/master/CHANGELOG.md#0170---2018-12-14)
 
 ## [0.14.0] - 2018-12-03

package.json

@@ -280,6 +280,11 @@
             "verbose"
           ]
         },
+        "puppet.editorService.modulePath": {
+          "type": "string",
+          "default": "",
+          "description": "Additional module paths to use when starting the Editor Services. On Windows this is delimited with a semicolon, and on all other platforms, with a colon. For example C:\\Path1;C:\\Path2"
+        },
         "puppet.editorService.protocol": {
           "type": "string",
           "default": "stdio",

src/helpers/commandHelper.ts

@@ -90,6 +90,9 @@ export class CommandEnvironmentHelper {
     if (vscode.workspace.workspaceFolders !== undefined) {
       args.push('--local-workspace=' + vscode.workspace.workspaceFolders[0].uri.fsPath);
     }
+    if (settings.editorService.modulePath !== undefined && settings.editorService.modulePath !== '') {
+      args.push('--puppet-settings=--modulepath,' + settings.editorService.modulePath);
+    }
     if (config.enableFileCache) {
       args.push('--enable-file-cache');
     }

src/settings.ts

@@ -17,6 +17,7 @@ export interface IEditorServiceSettings {
   docker?: IEditorServiceDockerSettings;
   enable?: boolean;
   featureflags?: string[];
+  modulePath?: string;
   loglevel?: string;
   protocol?: ProtocolType;
   tcp?: IEditorServiceTCPSettings;
@@ -119,6 +120,7 @@ export function settingsFromWorkspace(): ISettings {
     enable: true,
     featureflags: [],
     loglevel: "normal",
+    modulePath: "",
     protocol: ProtocolType.STDIO,
     timeout: 10,
   };