Fix filters

1 files changed, 16 insertions, 5 deletions

@@ -68,12 +68,14 @@ gmi() {
 
 ### Filters
 
+filter_buff_html(){ cat; }
+
 filter_buff() {
         f="filter_buff_$to"
         if type "$f" | grep -q function
-        then "$f" | sed -e "s/$nl/\n/g" -e "s/$sp/ /g" # fix whitespace
-        else sed -e "s/$nl/\n/g" -e "s/$sp/ /g"
-        fi
+        then "$f"
+        else cat
+        fi | sed -e "s/$nl/\n/g" -e "s/$sp/ /g" # fix whitespace
 }
 
 filter_line() {
@@ -106,8 +108,7 @@ pushline() {
 }
 
 bufprint() {
-        b="$(cat<"$buff" | filter_buff)"
-        test -n "$b" || return
+        b="$(cat<"$buff")"
         printf "$(eval echo "\$fmtbuff_$1")" "$b" | filter_buff
         : > "$buff"
 }
@@ -131,6 +132,16 @@ process() {
                                         verbatim=false
                                         prev=
                                 else
+                                        # CONSIDER: "types" of verbatim
+                                        # designated by extra fields after the
+                                        # sigil
+                                        ## ``` class_of_content
+                                        # ^- change the class of the content,
+                                        # eg. in html do <pre class="type">
+                                        # other formats might do other things
+                                        ## ``` | some_program
+                                        # ^- pipe the buffer to some_program
+                                        ## others?
                                         bufprint "$prev"
                                         verbatim=true
                                 fi