[USE] Update the data files

Author: LaurenzV

scripts/ms-use/IndicPositionalCategory-Additional.txt

@@ -49,7 +49,7 @@ A9BE          ; Right   # Mc      JAVANESE CONSONANT SIGN PENGKAL # Reduced from
 AA35          ; Top     # Mn       CHAM CONSONANT SIGN
 1112A..1112B  ; Top     # Mn   [2] CHAKMA VOWEL SIGN U..CHAKMA VOWEL SIGN UU  # see USE issue #25
 11131..11132  ; Top     # Mn   [2] CHAKMA O MARK..CHAKMA AU MARK  # see USE issue #25
-1E4EC..1E4EF  ; Top     # Mn   [4] NAG MUNDARI SIGN MUHOR..NAG MUNDARI SIGN SUTUH # 1E4EE is below, but made to for ccc
+1E4EC..1E4EF  ; Top     # Mn   [4] NAG MUNDARI SIGN MUHOR..NAG MUNDARI SIGN SUTUH # 1E4EE is below, but made to for ccc 
 
 # ================================================
 
@@ -77,11 +77,12 @@ AA35          ; Top     # Mn       CHAM CONSONANT SIGN
 10F83         ; Bottom # Mn       OLD UYGHUR COMBINING DOT BELOW
 10F84         ; Bottom # Mn       OLD UYGHUR COMBINING TWO DOTS ABOVE # Overriden, ccc controls order
 10F85         ; Bottom # Mn       OLD UYGHUR COMBINING TWO DOTS BELOW
+113CF         ; Bottom # Mc       TULU-TIGALARI SIGN LOOPED VIRAMA    # Issue #17
 16F4F         ; Bottom # Mn       MIAO SIGN CONSONANT MODIFIER BAR
 16F51..16F87  ; Bottom # Mc  [55] MIAO SIGN ASPIRATION..MIAO VOWEL SIGN UI
 16F8F..16F92  ; Bottom # Mn   [4] MIAO TONE RIGHT..MIAO TONE BELOW
-1E5EE         ; Bottom  # Mn       OL ONAL SIGN MU # Not really below, but need to override to fit into Universal model
-1E5EF         ; Bottom  # Mn       OL ONAL SIGN IKIR
+1E5EE         ; Bottom # Mn       OL ONAL SIGN MU # Not really below, but need to override to fit into Universal model
+1E5EF         ; Bottom # Mn       OL ONAL SIGN IKIR
 
 # ================================================
 
@@ -94,7 +95,7 @@ AA35          ; Top     # Mn       CHAM CONSONANT SIGN
 07EB..07F3    ; Top   # Mn   [9] NKO COMBINING SHORT HIGH TONE..NKO COMBINING DOUBLE DOT ABOVE
 07FD          ; Top   # Mn       NKO DANTAYALAN # Not really top, but assigned here to allow ccc to control mark order
 1885..1886    ; Top   # Mn   [2] MONGOLIAN LETTER ALI GALI BALUDA..MONGOLIAN LETTER ALI GALI THREE BALUDA
-1B6C          ; Top   # Mn       BALINESE MUSICAL SYMBOL COMBINING ENDEP
+1B6C          ; Top   # Mn       BALINESE MUSICAL SYMBOL COMBINING ENDEP 
 1CF8..1CF9    ; Top   # Mn   [2] VEDIC TONE RING ABOVE..VEDIC TONE DOUBLE RING ABOVE
 10D24..10D27  ; Top   # Mn   [4] HANIFI ROHINGYA SIGN HARBAHAY..HANIFI ROHINGYA SIGN TASSI
 10EAB..10EAC  ; Top   # Mn   [2] YEZIDI COMBINING HAMZA MARK..YEZIDI COMBINING MADDA MARK

scripts/ms-use/IndicSyllabicCategory-Additional.txt

@@ -13,7 +13,7 @@
 # OVERRIDES TO ASSIGNED VALUES
 # ================================================
 
-# Indic_Syllabic_Category=Bindu
+# Indic_Syllabic_Category=Bindu  
 193A          ; Bindu  # Mn       LIMBU SIGN KEMPHRENG
 AA29          ; Bindu  # Mn       CHAM VOWEL SIGN AA
 10A0D         ; Bindu  # Mn       KHAROSHTHI SIGN DOUBLE RING BELOW
@@ -47,14 +47,13 @@ AA29          ; Bindu  # Mn       CHAM VOWEL SIGN AA
 
 # ================================================
 
-# Indic_Syllabic_Category=Gemination_Mark
+# Indic_Syllabic_Category=Gemination_Mark 
 11134         ; Gemination_Mark  # Mc      CHAKMA MAAYYAA
 
 # ================================================
 
-# Indic_Syllabic_Category=Nukta
+# Indic_Syllabic_Category=Nukta   
 0F71          ; Nukta            # Mn       TIBETAN VOWEL SIGN AA # Reassigned to get this before an above vowel, but see #22
-1BF2..1BF3    ; Nukta            # Mc   [2] BATAK PANGOLAT..BATAK PANONGONAN # see USE issue #20
 113CF         ; Nukta            # Mc       TULU-TIGALARI SIGN LOOPED VIRAMA
 
 # ================================================
@@ -115,7 +114,7 @@ AABD          ; Vowel_Independent # Lo       TAI VIET VOWEL AN
 18B00..18CD5  ; Consonant # Lo  [470] KHITAN SMALL SCRIPT CHARACTER-18B00..KHITAN SMALL SCRIPT CHARACTER-18CD5
 18CFF         ; Consonant # Lo        KHITAN SMALL SCRIPT CHARACTER-18CFF
 1BC00..1BC6A  ; Consonant # Lo  [107] DUPLOYAN LETTER H..DUPLOYAN LETTER VOCALIC M
-1BC70..1BC7C  ; Consonant # Lo   [13] DUPLOYAN AFFIX LEFT HORIZONTAL SECANT..DUPLOYAN AFFIX ATTACHED TANGENT HOOK
+1BC70..1BC7C  ; Consonant # Lo   [13] DUPLOYAN AFFIX LEFT HORIZONTAL SECANT..DUPLOYAN AFFIX ATTACHED TANGENT HOOK 
 1BC80..1BC88  ; Consonant # Lo    [9] DUPLOYAN AFFIX HIGH ACUTE..DUPLOYAN AFFIX HIGH VERTICAL
 1BC90..1BC99  ; Consonant # Lo   [10] DUPLOYAN AFFIX LOW ACUTE..DUPLOYAN AFFIX LOW ARROW
 1E100..1E12C  ; Consonant # Lo   [45] NYIAKENG PUACHUE HMONG LETTER MA..NYIAKENG PUACHUE HMONG LETTER W

src/hb/ot_shaper_use.rs

@@ -101,6 +101,7 @@ pub mod category {
     pub const HVM: u8 = 53; // HIEROGLYPH_SEGMENT_END
     pub const HM: u8 = 54; // HIEROGLYPH_MOD
     pub const HR: u8 = 55; // HIEROGLYPH_MIRROR
+    pub const RK: u8 = 56; // REORDERING_KILLER
 }
 
 // These features are applied all at once, before reordering,

src/hb/ot_shaper_use_machine.rl

@@ -55,6 +55,7 @@ SE	= 52; # HIEROGLYPH_SEGMENT_END
 HVM	= 53; # HALANT_OR_VOWEL_MODIFIER
 HM	= 54; # HIEROGLYPH_MOD
 HR	= 55; # HIEROGLYPH_MIRROR
+RK	= 56; # REORDERING_KILLER
 
 FAbv	= 24; # CONS_FINAL_ABOVE
 FBlw	= 25; # CONS_FINAL_BELOW
@@ -107,7 +108,7 @@ symbol_cluster_tail = SMAbv+ SMBlw* | SMBlw+;
 
 virama_terminated_cluster_tail =
 	consonant_modifiers
-	IS
+	(IS | RK)
 ;
 virama_terminated_cluster =
 	complex_syllable_start