# HG changeset patch
# User David Barts <n5jrn@me.com>
# Date 1602969567 25200
# Node ID 70e75dd07e03eaac2d9a982f452ca9a02e872bfb
# Parent  3264788aa0c8f771b22f7706d56b744df7285ddd
Add --ligatures mode.

diff -r 3264788aa0c8 -r 70e75dd07e03 curlyq
--- a/curlyq	Sun Mar 22 08:32:52 2020 -0700
+++ b/curlyq	Sat Oct 17 14:19:27 2020 -0700
@@ -33,6 +33,10 @@
 # For --tex option
 TEX_SUBST = [ ("---", "—"), ("--", "–"), ("...", "…") ]
 
+# For --ligatures option
+LIG_SUBST = [ ("ffi", "\ufb03"), ("ffl", "\ufb04"), ("ff", "\ufb00"),
+    ("fi", "\ufb01"), ("fl", "\ufb02") ]
+
 # C l a s s e s
 
 class SafeWorkspace(Workspace):
@@ -55,7 +59,8 @@
             if args.force: uncurl(ws)
             curler.feed()
             if args.backtick: fims(ws)
-            if args.tex: tex(ws)
+            if args.tex: gsuba(ws, TEX_SUBST)
+            if args.ligatures: gsuba(ws, LIG_SUBST)
             output_fp.write(str(ws))
             ws.clear()
         if line == "":
@@ -73,7 +78,8 @@
         if args.force: uncurl(ws)
         curler.feed()
         if args.backtick: fims(ws)
-        if args.tex: tex(ws)
+        if args.tex: gsuba(ws, TEX_SUBST)
+        if args.ligatures: gsuba(ws, LIG_SUBST)
         output_fp.write(str(ws))
         ws.clear()
 
@@ -116,9 +122,8 @@
         buf[pos:pos+olen] = repl
         pos += delta
 
-def tex(buf):
-    global TEX_SUBST
-    for i in TEX_SUBST:
+def gsuba(buf, subs):
+    for i in subs:
         gsub(buf, i[0], i[1])
 
 # M a i n   P r o g r a m
@@ -130,6 +135,7 @@
 parser.add_argument("--backtick", action="store_true", help="Use backticks on input for ft/in/min/sec.")
 group.add_argument("--flowed", action="store_true", help="Input is flowed text.")
 group.add_argument("--html", action="store_true", help="Input is HTML.")
+group.add_argument("--ligatures", action="store_true", help="Use ff, fi, fl, ffi, ffl ligatures.")
 group.add_argument("--uncurl", action="store_true", help="Uncurl quotes instead of curling them.")
 parser.add_argument("--force", action="store_true", help="Force all quotes to straight ones first.")
 parser.add_argument("--icoding", default="UTF-8", help="Input encoding (default UTF-8).")