fix error output when no commit template exists

simoleone · simoleone · commit 632fddba9c39 · 2018-08-09T10:44:55.000+01:00
diff --git a/git-coauthor b/git-coauthor
@@ -82,7 +82,7 @@ function solo() {
 }
 
 function display_current() {
-  local -r authors="$(cat "${COMMIT_TEMPLATE}" | grep 'Co-authored-by:' | cut -d':' -f2)"
+  local -r authors="$(grep 'Co-authored-by:' "${COMMIT_TEMPLATE}" 2>/dev/null | cut -d':' -f2)"
   echo "CURRENT CO-AUTHORS"
   if [[ -z "${authors}" ]]; then
     echo "You're committing solo!"

Original file line number	Diff line number	Diff line change
`@@ -82,7 +82,7 @@ function solo() {`
`82`	`82`	`}`
`83`	`83`
`84`	`84`	`function display_current() {`
`85`		`- local -r authors="$(cat "${COMMIT_TEMPLATE}" \| grep 'Co-authored-by:' \| cut -d':' -f2)"`
	`85`	`+ local -r authors="$(grep 'Co-authored-by:' "${COMMIT_TEMPLATE}" 2>/dev/null \| cut -d':' -f2)"`
`86`	`86`	`echo "CURRENT CO-AUTHORS"`
`87`	`87`	`if [[ -z "${authors}" ]]; then`
`88`	`88`	`echo "You're committing solo!"`