Strip escape codes from logs

sympl-tests

@@ -41,7 +41,7 @@ _echo() {
 }
 
 _log() {
-  echo "$@" >> $LOG
+  echo "$@" | sed 's|\\033[[0-9;]*m||g' >> $LOG
 }
 
 _pass() {
@@ -88,16 +88,16 @@ _test_error() {
 _centre() {
   spacer="$1"
   line="$2"
+  stripped_line="$( echo $line | sed 's|\\033[[0-9;]*m||g' )"
   if [ $VERBOSE ]; then
     col="$( tput cols )" || col=80
     col=$((col - 3))
-    stripped_line="$( echo $line | sed 's|\\033[[0-9;]*m||g' )"
     len=$(( ( col / 2 ) - ( ( ${#stripped_line} + 1 ) / 2 ) ))
     echo -e "\033[2m$(for each in $(seq 1 $len); do printf "$spacer"; done)\033[0m $line \033[2m$(for each in $(seq 1 $len); do printf "$spacer"; done)\033[0m"
   fi
   col=78
-  len=$(( ( col / 2 ) - ( ( ${#line} + 1 ) / 2 ) ))
-  _log "$(for each in $(seq 1 $len); do printf "$spacer"; done) $line $(for each in $(seq 1 $len); do printf "$spacer"; done)" | cut -c 1-$((col))
+  len=$(( ( col / 2 ) - ( ( ${#stripped_line} + 1 ) / 2 ) ))
+  _log "$(for each in $(seq 1 $len); do printf "$spacer"; done) $stripped_line $(for each in $(seq 1 $len); do printf "$spacer"; done)" | cut -c 1-$((col))
 }
 
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