optionally colorized date extensions (due, threshold and again)

todo.cfg

@@ -67,6 +67,10 @@ export REPORT_FILE="$TODO_DIR/report.txt"
 # export COLOR_PROJECT=$RED
 # export COLOR_CONTEXT=$RED
 
+# ... and for date extensions (due:yyyy-mm-dd, t:yyyy-mm-dd and again:X)
+#
+# export COLOR_DATEEXT=$LIGHT_BLUE
+
 # === BEHAVIOR ===
 
 ## customize list output

todo.sh

@@ -644,9 +644,10 @@ export PRI_B=$GREEN         # color for B priority
 export PRI_C=$LIGHT_BLUE    # color for C priority
 export PRI_X=$WHITE         # color unless explicitly defined
 
-# Default project and context colors.
+# Default project, context and dateext colors.
 export COLOR_PROJECT=$NONE
 export COLOR_CONTEXT=$NONE
+export COLOR_DATEEXT=$NONE
 
 # Default highlight colors.
 export COLOR_DONE=$LIGHT_GREY   # color for done (but not yet archived) tasks
@@ -964,6 +965,9 @@ _format()
                 ctx_beg = highlight("COLOR_CONTEXT")
                 ctx_end = (ctx_beg ? (highlight("DEFAULT") clr) : "")
 
+                dtx_beg = highlight("COLOR_DATEEXT")
+                dtx_end = (dtx_beg ? (highlight("DEFAULT") clr) : "")
+
                 gsub(/[ \t][ \t]*/, "\n&\n")
                 len = split($0, words, /\n/)
 
@@ -973,7 +977,9 @@ _format()
                         printf "%s", prj_beg words[i] prj_end
                     } else if (words[i] ~ /^[@].*[A-Za-z0-9_]$/) {
                         printf "%s", ctx_beg words[i] ctx_end
-                    } else {
+                    } else if (words[i] ~ /^(due|t|again):/) {
+                        printf "%s", dtx_beg words[i] dtx_end
+                    }  else {
                         printf "%s", words[i]
                     }
                 }