Merge pull request #896 from gabrielcsapo/gabrielcsapo/sourcemaps-opt-out

feat: adds a environment variable to opt out of source maps

Author: nlfurniss

packages/fastboot/README.md

@@ -60,6 +60,8 @@ FastBoot.distPath // readOnly accessor that provides the dist path for the curre
 
 ### Additional configuration
 
+> By default source maps are enabled by the source-maps-support package. Setting an environment variable `FASTBOOT_SOURCEMAPS_DISABLE=true` will bypass this package effectively disabling source maps support.
+
 `app.visit` takes a second parameter as `options` above which a map and allows to define additional optional per request
 configuration:
 

packages/fastboot/src/ember-app.js

@@ -54,10 +54,14 @@ class EmberApp {
       this.config = allConfig;
     }
 
-    this.scripts = buildScripts([
-      require.resolve('./scripts/install-source-map-support'),
-      ...config.scripts,
-    ]);
+    if (process.env.FASTBOOT_SOURCEMAPS_DISABLE) {
+      this.scripts = buildScripts([...config.scripts]);
+    } else {
+      this.scripts = buildScripts([
+        require.resolve('./scripts/install-source-map-support'),
+        ...config.scripts,
+      ]);
+    }
 
     // default to 1 if maxSandboxQueueSize is not defined so the sandbox is pre-warmed when process comes up
     const maxSandboxQueueSize = options.maxSandboxQueueSize || 1;