From bceb0e04232d12179c73b92e15673cf62b4a1050 Mon Sep 17 00:00:00 2001
From: Filippo Valsorda <hi@filippo.io>
Date: Fri, 23 Apr 2021 00:11:12 -0400
Subject: [PATCH] cmd/age,cmd/age-keygen: check Close() error on output files

Fixes #81
---
 cmd/age-keygen/keygen.go | 6 +++++-
 cmd/age/age.go           | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/cmd/age-keygen/keygen.go b/cmd/age-keygen/keygen.go
index c744b48..5ab7222 100644
--- a/cmd/age-keygen/keygen.go
+++ b/cmd/age-keygen/keygen.go
@@ -94,7 +94,11 @@ func main() {
 		if err != nil {
 			log.Fatalf("Failed to open output file %q: %v", outFlag, err)
 		}
-		defer f.Close()
+		defer func() {
+			if err := f.Close(); err != nil {
+				log.Fatalf("Failed to close output file %q: %v", outFlag, err)
+			}
+		}()
 		out = f
 	}
 
diff --git a/cmd/age/age.go b/cmd/age/age.go
index a060aee..a7f8eb9 100644
--- a/cmd/age/age.go
+++ b/cmd/age/age.go
@@ -184,7 +184,11 @@ func main() {
 	}
 	if name := outFlag; name != "" && name != "-" {
 		f := newLazyOpener(name)
-		defer f.Close()
+		defer func() {
+			if err := f.Close(); err != nil {
+				logFatalf("Error: failed to close output file %q: %v", name, err)
+			}
+		}()
 		out = f
 	} else if terminal.IsTerminal(int(os.Stdout.Fd())) {
 		if name != "-" {