Prevent MaxListenersExceededWarning

Fixes #1

Prevent MaxListenersExceededWarning
Fixes #1
ce6a4bd6 · Caleb C. Sander · 82ae5fea · ce6a4bd6
Commit ce6a4bd6 authored 4 years ago by Caleb C. Sander
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--- a/grep.js
+++ b/grep.js
@@ -48,4 +48,7 @@ for (const arg of process.argv.slice(2)) {
 }
 if (!pattern) throw new Error('Syntax: node grep.js [-i] [-r] [-v] [-z] pattern ...files')

+// Prevent warnings when piping many streams to `process.stdout`
+process.stdout.setMaxListeners(Infinity)
+
 // TODO: implement grep