Correctly work __has_color check in bin/crystal

makenowjust · ysbaddaden · commit f3873804c5e7 · 2017-07-31T09:49:55.000+02:00
diff --git a/bin/crystal b/bin/crystal
@@ -115,17 +115,16 @@ __has_colors() {
     return 1
   fi
 }
-SUPPORTS_COLORS=$(__has_colors)
 __error_msg() {
-  if $SUPPORTS_COLORS; then
+  if __has_colors; then
     # bold red coloring
     printf '%b\n' "\033[31;1m$@\033[0m" 1>&2
   else
     printf '%b\n' "$@" 1>&2
   fi
 }
 __warning_msg() {
-  if $SUPPORTS_COLORS; then
+  if __has_colors; then
     # brown coloring
     printf '%b\n' "\033[33m$@\033[0m" 1>&2
   else
