Adds config option for cargo-watch `--ignore` flag

2 files changed, 16 insertions, 2 deletions

diff --git a/editors/code/src/commands/cargo_watch.ts b/editors/code/src/commands/cargo_watch.ts
index 00b24dbce..59d4ba97a 100644
--- a/editors/code/src/commands/cargo_watch.ts
+++ b/editors/code/src/commands/cargo_watch.ts
@@ -93,10 +93,15 @@ export class CargoWatchProvider implements vscode.Disposable {
             args = '"' + args + '"';
         }
 
+        const ignoreFlags = Server.config.cargoWatchOptions.ignore.reduce(
+            (flags, pattern) => [...flags, '--ignore', pattern],
+            [] as string[]
+        );
+
         // Start the cargo watch with json message
         this.cargoProcess = child_process.spawn(
             'cargo',
-            ['watch', '-x', args],
+            ['watch', '-x', args, ...ignoreFlags],
             {
                 stdio: ['ignore', 'pipe', 'pipe'],
                 cwd: vscode.workspace.rootPath,
diff --git a/editors/code/src/config.ts b/editors/code/src/config.ts
index a4581485c..49bdf7d72 100644
--- a/editors/code/src/config.ts
+++ b/editors/code/src/config.ts
@@ -12,6 +12,7 @@ export interface CargoWatchOptions {
     arguments: string;
     command: string;
     trace: CargoWatchTraceOptions;
+    ignore: string[];
 }
 
 export class Config {
@@ -29,7 +30,8 @@ export class Config {
         enableOnStartup: 'ask',
         trace: 'off',
         arguments: '',
-        command: ''
+        command: '',
+        ignore: []
     };
 
     private prevEnhancedTyping: null | boolean = null;
@@ -124,6 +126,13 @@ export class Config {
             );
         }
 
+        if (config.has('cargo-watch.ignore')) {
+            this.cargoWatchOptions.ignore = config.get<string[]>(
+                'cargo-watch.ignore',
+                []
+            );
+        }
+
         if (config.has('lruCapacity')) {
             this.lruCapacity = config.get('lruCapacity') as number;
         }