From eb2619c7dd802fcf104d350b95720f116a08906b Mon Sep 17 00:00:00 2001
From: Tim Suchanek <tim.suchanek@gmail.com>
Date: Mon, 9 Jan 2017 12:44:19 +0100
Subject: [PATCH] feat: Add muteNodeModules option

---
 README.md              | 4 ++++
 src/checker/runtime.ts | 7 +++++++
 src/interfaces.ts      | 1 +
 3 files changed, 12 insertions(+)

diff --git a/README.md b/README.md
index 4e9e874..853df82 100644
--- a/README.md
+++ b/README.md
@@ -159,6 +159,10 @@ Use pre-compiled files if any. Files must be named as `{filename}.js` and `{file
 
 Directory when cache is stored.
 
+### muteNodeModules *(boolean) (default=false)*
+
+Mute TypeScript Errors that occur in libraries in the node_modules folder.
+
 ## Compiler options
 
 You can pass compiler options inside loader query string or in tsconfig file.
diff --git a/src/checker/runtime.ts b/src/checker/runtime.ts
index cfc2f58..953f97d 100644
--- a/src/checker/runtime.ts
+++ b/src/checker/runtime.ts
@@ -344,6 +344,7 @@ function createChecker(receive: (cb: (msg: Req) => void) => void, send: (msg: Re
 
     function processDiagnostics({seq}: Diagnostics.Request) {
         let silent = !!loaderConfig.silent;
+        const muteNodeModules = !!loaderConfig.muteNodeModules;
 
         const timeStart = +new Date();
 
@@ -369,6 +370,12 @@ function createChecker(receive: (cb: (msg: Req) => void) => void, send: (msg: Re
         }
 
         const processedDiagnostics = allDiagnostics
+            .filter(diag => {
+                if (muteNodeModules && diag.file) {
+                    return !/node_modules/.test(diag.file.fileName)
+                }
+                return true
+            })
             .filter(diag => !ignoreDiagnostics[diag.code])
             .map(diagnostic => {
                 const message = compiler.flattenDiagnosticMessageText(diagnostic.messageText, '\n');
diff --git a/src/interfaces.ts b/src/interfaces.ts
index 97bc473..bcc92d5 100644
--- a/src/interfaces.ts
+++ b/src/interfaces.ts
@@ -20,6 +20,7 @@ export interface LoaderConfig {
     silent?: boolean;
     useCache?: boolean;
     cacheDirectory?: string;
+    muteNodeModules?: boolean;
 }
 
 export interface OutputFile {