Implement code ligatures :)

ligatures for:
<-, ->, =>, >>, <<, >>=, =<<, .., …, ::, -<, >-, -<<, >>-, ++, /= and ==

.gitignore

@@ -13,3 +13,7 @@ Roman/Regular/SourceCodePro-Regular.otf
 Roman/Regular/SourceCodePro-Regular.ttf
 Roman/Semibold/SourceCodePro-Semibold.otf
 Roman/Semibold/SourceCodePro-Semibold.ttf
+
+*.vfbak
+
+*.tmp

FontMenuNameDB

@@ -1 +1 @@
-# [PostScriptName]
# 	f=FamilyName
# 	s=StyleName
# 	l=Windows_Compatible_MenuName
# 	m=1,Macintosh_Compatible_MenuName


[SourceCodePro-ExtraLight]
	f=Source Code Pro
	s=ExtraLight
	l=Source Code Pro ExtraLight
	m=1,Source Code Pro ExtraLight

[SourceCodePro-Light]
	f=Source Code Pro
	s=Light
	l=Source Code Pro Light
	m=1,Source Code Pro Light

[SourceCodePro-Regular]
	f=Source Code Pro
	s=Regular
-ExtraLight]
	s=ExtraLight
-ExtraLight]
	l=Source Code Pro ExtraLight

-ExtraLight]
	m=1,Source Code Pro ExtraLight
	f=Source Code Pro
	s=Medium
	l=Source Code Pro Medium
	m=1,Source Code Pro Medium

[SourceCodePro-Semibold]
	f=Source Code Pro
	s=Semibold
	l=Source Code Pro Semibold
	m=1,Source Code Pro Semibold

[SourceCodePro-Bold]
	f=Source Code Pro
	s=Bold
-ExtraLight]
	s=ExtraLight
	m=1,Source Code Pro Bold
	
[SourceCodePro-Black]
	f=Source Code Pro
	s=Black
	l=Source Code Pro Black
	m=1,Source Code Pro Black
+# [PostScriptName]
# 	f=FamilyName
# 	s=StyleName
# 	l=Windows_Compatible_MenuName
# 	m=1,Macintosh_Compatible_MenuName


[SourceCodePro	s=ExtraLight
-ExtraLight]
	s=ExtraLight
	f=Source Code Pro
	s=ExtraLight
	l=Source Code Pro L ExtraLight
	m=1,Source Code Pro L ExtraLight

[SourceCodeProL-Light]
	s=ExtraLight
	f=Source Code Pro
	s=Light
	l=Source Code Pro L Light
	m=1,Source Code Pro L Light

[SourceCodeProL-Regular]
	s=ExtraLight
	f=Source Code Pro
	s=Regular
	s=ExtraLight
	l=Source Code Pro Light
	l=Source Code Pro ExtraLight

	l=Source Code Pro ExtraLight
-ExtraLight]
	s=ExtraLight
	f=Source Code Pro
	s=Medium
	l=Source Code Pro L Medium
	m=1,Source Code Pro L Medium

[SourceCodeProL-Semibold]
	s=ExtraLight
	f=Source Code Pro
	s=Semibold
	l=Source Code Pro L Semibold
	m=1,Source Code Pro L Semibold

[SourceCodeProL-Bold]
	s=ExtraLight
	f=Source Code Pro
	s=Bold
	s=ExtraLight
	l=Source Code Pro Light
	m=1,Source Code Pro L Bold
	
[SourceCodeProL-Black]
	s=ExtraLight
	f=Source Code Pro
	s=Black
	l=Source Code Pro L Black
	m=1,Source Code Pro L Black

GlyphOrderAndAliasDB

@@ -961,3 +961,20 @@ uni259C	upleftuprightdnrightquadrant
 uni259D	uprightquadrant
 uni259E	uprightdnleftquadrant
 uni259F	uprightdnleftdnrightquadrant
+hyphen_greater hyphen_greater
+less_hyphen less_hyphen
+equal_greater equal_greater
+hyphen_less hyphen_less
+hyphen_less_less hyphen_less_less
+less_less less_less
+greater_greater greater_greater
+greater_greater_equal greater_greater_equal
+period_period period_period
+equal_less_less equal_less_less
+plus_plus plus_plus
+slash_equal slash_equal
+greater_greater_hyphen greater_greater_hyphen
+greater_hyphen greater_hyphen
+equal_equal equal_equal
+colon_colon colon_colon
+period_period_period period_period_period

RomanMM/current.fpr

@@ -0,0 +1,3 @@
+InputFontPath	./mmfont.pfa
+FontMenuDBPath	../FontMenuNameDB
+OutputFontPath	./SourceCodePro_368_.otf

RomanMM/instances

@@ -1,8 +1,8 @@
 #KEYS:FamilyName	FontName	FullName	Weight	Coords	IsBold
-Source Code Pro	SourceCodePro-ExtraLight	Source Code Pro ExtraLight	ExtraLight	(0)	0
-Source Code Pro	SourceCodePro-Light	Source Code Pro Light	Light	(100)	0
-Source Code Pro	SourceCodePro-Regular	Source Code Pro	Regular	(368)	0
-Source Code Pro	SourceCodePro-Medium	Source Code Pro Medium	Medium	(486)	0
-Source Code Pro	SourceCodePro-Semibold	Source Code Pro Semibold	Semibold	(600)	0
-Source Code Pro	SourceCodePro-Bold	Source Code Pro Bold	Bold	(824)	0
-Source Code Pro	SourceCodePro-Black	Source Code Pro Black	Black	(1000)	0
+Source Code Pro L	SourceCodeProL-ExtraLight	Source Code Pro L ExtraLight	ExtraLight	(0)	0
+Source Code Pro L	SourceCodeProL-Light	Source Code Pro L Light	Light	(100)	0
+Source Code Pro L	SourceCodeProL-Regular	Source Code L Pro	Regular	(368)	0
+Source Code Pro L	SourceCodeProL-Medium	Source Code Pro L Medium	Medium	(486)	0
+Source Code Pro L	SourceCodeProL-Semibold	Source Code L Pro Semibold	Semibold	(600)	0
+Source Code Pro L	SourceCodeProL-Bold	Source Code Pro L Bold	Bold	(824)	0
+Source Code Pro L	SourceCodeProL-Black	Source Code Pro L Black	Black	(1000)	0

RomanMM/mmfont.inf

@@ -0,0 +1,23 @@
+FontName (SourceCodeProL_368_wt)
+FullName (Source Code Pro L)
+AppleName (SourceCodeProL_368_wt)
+FamilyName (Source Code Pro L)
+Version (1.000)
+isFixedPitch true
+CharacterSet (custom)
+Encoding (SpecificEncoding)
+Pi false
+ItalicAngle 0
+CapHeight 660
+UnderlinePosition -100
+UnderlineThickness 50
+StemWidth 43
+Serif false
+AppleName (SourceCodeProL_368_wt)
+MSMenuName (Source Code Pro L_368_wt)
+VPMenuName (Source Code Pro L_368_wt)
+WORDMenuName (Source Code Pro L_368_wt)
+VPStyle (N)
+WindowsCharSet 0
+WindowsFirstChar 32
+WindowsLastChar 255

SourceCodePro.enc

@@ -1,4 +1,4 @@
-%%FONTLAB ENCODING: 20120815; Source Code Pro
+%%FONTLAB ENCODING: 20120815; Source Code Pro L
 .notdef
 NULL
 CR

build.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-family=SourceCodePro
+family=SourceCodeProL
 weights='Black Bold ExtraLight Light Medium Regular Semibold'
 
 # clean existing build artifacts
@@ -10,6 +10,6 @@ mkdir target/ target/OTF/ target/TTF/
 for w in $weights
 do
   makeotf -f Roman/$w/font.pfa -r -o target/OTF/$family-$w.otf
-  makeotf -f Roman/$w/font.ttf -gf GlyphOrderAndAliasDB_TT -r -o target/TTF/$family-$w.ttf
+#  makeotf -f Roman/$w/font.ttf -gf GlyphOrderAndAliasDB_TT -r -o target/TTF/$family-$w.ttf
   rm Roman/$w/current.fpr # remove default options file from the source tree after building
 done

features.family

@@ -259,3 +259,29 @@ feature size {
 	parameters 10.0 0; # design size, subfamily
 } size;
 
+#------------------------------
+feature liga {
+
+    sub less hyphen by less_hyphen;                       # <-
+    sub hyphen greater by hyphen_greater;                 # ->
+    sub equal greater by equal_greater;                   # =>
+    sub greater greater equal by greater_greater_equal;   # >>=
+    sub equal less less by equal_less_less;               # =<<
+    sub greater greater by greater_greater;               # >>
+    sub less less by less_less;                           # <<
+    sub period period period by period_period_period;     # ...
+    sub period period by period_period;                   # ..
+    sub colon colon by colon_colon;                       # ::
+
+    sub plus plus by plus_plus;                           # ++
+    
+    sub equal equal by equal_equal;                       # ==
+    sub slash equal by slash_equal;                       # /=
+ 
+    sub greater greater hyphen by greater_greater_hyphen; # >>-
+    sub hyphen less less by hyphen_less_less;             # -<<
+    sub hyphen less by hyphen_less;                       # -<
+    sub greater hyphen by greater_hyphen;                 # >-
+
+} liga;
+