Add automatic Paket Install on file save

Author: Krzysztof-Cieslak

release/package.json

@@ -112,6 +112,11 @@
 					"type": "boolean",
 					"default": true,
 					"description": "Automatically shows Paket output panel"
+				},
+				"Paket.autoInstall": {
+					"type": "boolean",
+					"default": false,
+					"description": "Automatically runs Paket Install on paket.dependencies and paket.references save"
 				}
 			}
 		}

src/paket.fs

@@ -296,6 +296,13 @@ let private createReferencesProvider () =
                 } |> Case2
     }
 
+let private saveHandler (doc : TextDocument) =
+    let config =
+        let cfg = vscode.workspace.getConfiguration()
+        cfg.get ("Paket.autoInstall", false)
+    if (doc.fileName.EndsWith "paket.references" || doc.fileName.EndsWith "paket.dependencies" ) && config then
+        Install ()
+
 let activate(context: vscode.ExtensionContext) =
     let registerCommand com (f: unit->unit) =
         vscode.commands.registerCommand(com, unbox<Func<obj,obj>> f)
@@ -317,6 +324,9 @@ let activate(context: vscode.ExtensionContext) =
     languages.registerCompletionItemProvider(referencesSelector, createReferencesProvider())
     |> ignore
 
+    workspace.onDidSaveTextDocument.Invoke(unbox saveHandler, null, unbox context.subscriptions)
+    |> ignore
+
 
     registerCommand "paket.Init" Init
     registerCommand "paket.Install" Install