Specially colorizes priority, date and project.

todo.txt final filter

#!/bin/bash
COLOR_CONTEXT=$GREEN
COLOR_PROJECT=$RED
COLOR_DATE=$LIGHT_GREEN
# Force gawk to behave posixly. Comment out if you get an error about
# no such option -W.
# AWK_OPTIONS="-W posix"
if [ "$TODOTXT_PLAIN" -eq "0" ]; then
awk $AWK_OPTIONS "
{ color = \"$DEFAULT\" }
/\(A\)/ { color = \"$PRI_A\" }
/\(B\)/ { color = \"$PRI_B\" }
/\(C\)/ { color = \"$PRI_C\" }
/\([D-Z]\)/ { color = \"$PRI_X\" }
{
gsub(/@[^ ]*/, \"$COLOR_CONTEXT&\" color);
gsub(/\+[^ ]*/, \"$COLOR_PROJECT&\" color);
sub(/[0-9]{4}(-[0-9]{2}){2}/, \"$COLOR_DATE&\" color);
print
}
"
else
cat
fi