fix(errno): Capitalize error text

Author: gabe565

cmd/errno/cmd_test.go

@@ -19,9 +19,9 @@ func TestErrno(t *testing.T) {
 		want    string
 		wantErr require.ErrorAssertionFunc
 	}{
-		{"number", []string{"32"}, "EPIPE 32 broken pipe\n", require.NoError},
-		{"name", []string{"EPIPE"}, "EPIPE 32 broken pipe\n", require.NoError},
-		{"search", []string{"-s", "broken"}, "EPIPE 32 broken pipe\n", require.NoError},
+		{"number", []string{"32"}, "EPIPE 32 Broken pipe\n", require.NoError},
+		{"name", []string{"EPIPE"}, "EPIPE 32 Broken pipe\n", require.NoError},
+		{"search", []string{"-s", "broken"}, "EPIPE 32 Broken pipe\n", require.NoError},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {

cmd/errno/run_unix.go

@@ -69,6 +69,8 @@ func run(cmd *cobra.Command, args []string) error {
 }
 
 func printErrno(cmd *cobra.Command, e *errno.Errno) error {
-	_, err := fmt.Fprintf(cmd.OutOrStdout(), "%s %d %s\n", e.Name(), uint(e.Errno), e.Error())
+	pretty := e.Error()
+	pretty = strings.ToUpper(pretty[0:1]) + pretty[1:]
+	_, err := fmt.Fprintf(cmd.OutOrStdout(), "%s %d %s\n", e.Name(), uint(e.Errno), pretty)
 	return err
 }