Update fallback script to handle input on stdin

lafrenierejm · Sep 7, 2023 · 14d4854 · 14d4854
1 parent f69ed58
commit 14d4854
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Showing 2 changed files with 11 additions and 3 deletions.
diff --git a/flake.nix b/flake.nix
@@ -56,9 +56,7 @@
             gronWithFallback = pkgs.writeShellApplication {
               name = "gron-with-fallback";
               runtimeInputs = [ gron ];
-              text = ''
-               gron "$1" 2>/dev/null || cat "$1"
-              '';
+              text = pkgs.readFile ./gron-with-fallback.sh;
             };
           };
 

diff --git a/gron-with-fallback.sh b/gron-with-fallback.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+if [ "$#" -eq 0 ]; then
+    input_file="$(mktemp)"
+    cat - >"$input_file"
+    gron "$input_file" 2>/dev/null || cat "$input_file"
+    rm "$input_file"
+else
+    gron "$1" 2>/dev/null || cat "$1"
+fi