1 files changed, 332 insertions, 0 deletions
diff --git a/src/features/ss03-r-curve.fea b/src/features/ss03-r-curve.fea
new file mode 100644
index 000000000..fe42872dc
--- /dev/null
+++ b/src/features/ss03-r-curve.fea
@@ -0,0 +1,332 @@
+featureNames { name "Lower case r curves into round neighbors"; };
+# curved "r" when it meets a curved shape, e.g. "ro"
+@straight_r = [
+  r
+  rrthook
+  uni024D
+  rdescend
+  racute
+  rcommaaccent
+  rcaron
+  rdblgrave
+  rinvertedbreve
+  rdotaccent
+  rdotbelow
+  rdotbelowmacron
+  rlinebelow
+];
+@curved_r = [
+  r.1
+  rrthook.1
+  uni024D.1
+  rdescend.1
+  racute.1
+  rcommaaccent.1
+  rcaron.1
+  rdblgrave.1
+  rinvertedbreve.1
+  rdotaccent.1
+  rdotbelow.1
+  rdotbelowmacron.1
+  rlinebelow.1
+];
+
+# lower case-sized glyphs where the left side is curved, like "o"
+@lc_left_side_curved = [
+  a
+  adieresis
+  atilde
+  arighthalfring
+  agrave
+  aacute
+  acircumflex
+  aring
+  amacron
+  abreve
+  aogonek
+  acaron
+  adieresismacron
+  adotmacron
+  aringacute
+  adblgrave
+  ainvertedbreve
+  uni0227
+  aringbelow
+  adotbelow
+  ahookabove
+  acircumflexacute
+  acircumflexgrave
+  acircumflexhookabove
+  acircumflextilde
+  acircumflexdotbelow
+  abreveacute
+  abrevegrave
+  abrevehookabove
+  abrevetilde
+  abrevedotbelow
+  acyrillic
+  abrevecyrillic
+  adieresiscyrillic
+  ae
+  aemacron
+  aeacute
+  aiecyrillic
+  c
+  uni023C
+  chook
+  ccurl
+  ccedilla
+  cacute
+  ccircumflex
+  cdotaccent
+  ccaron
+  ccedillaacute
+  sigmalunatesymbolgreek
+  escyrillic
+  d
+  dcroat
+  drthook
+  dhook
+  dtopbar
+  uni0221
+  dcaron
+  ddotaccent
+  ddotbelow
+  dlinebelow
+  dcedilla
+  dcircumflexbelow
+  dz
+  dzcaron
+  dzcurl
+  dyogh
+  dong
+  e
+  edieresis
+  uni0247
+  egrave
+  eacute
+  ecircumflex
+  emacron
+  ebreve
+  edotaccent
+  eogonek
+  ecaron
+  edblgrave
+  einvertedbreve
+  uni0229
+  emacrongrave
+  emacronacute
+  ecircumflexbelow
+  etildebelow
+  ecedillabreve
+  edotbelow
+  ehookabove
+  etilde
+  ecircumflexacute
+  ecircumflexgrave
+  ecircumflexhookabove
+  ecircumflextilde
+  ecircumflexdotbelow
+  iecyrillic
+  uni0450
+  iocyrillic
+  iebrevecyrillic
+  eturn
+  g
+  ghook
+  gbar
+  gcircumflex
+  gbreve
+  gdotaccent
+  gcommaaccent
+  gcaron
+  gacute
+  gmacron
+  o
+  odieresis
+  otilde
+  oslash
+  ohorn
+  ograve
+  oacute
+  ocircumflex
+  omacron
+  obreve
+  ohungarumlaut
+  ocaron
+  oogonek
+  oogonekmacron
+  odblgrave
+  oinvertedbreve
+  uni022B
+  uni022D
+  uni022F
+  uni0231
+  otildeacute
+  otildedieresis
+  omacrongrave
+  omacronacute
+  odotbelow
+  ohookabove
+  ocircumflexacute
+  ocircumflexgrave
+  ocircumflexhookabove
+  ocircumflextilde
+  ocircumflexdotbelow
+  ohornacute
+  ohorngrave
+  ohornhookabove
+  ohorntilde
+  ohorndotbelow
+  oslashacute
+  omicron
+  omicrontonos
+  uni1F40
+  uni1F41
+  uni1F42
+  uni1F43
+  uni1F44
+  uni1F45
+  uni1F78
+  fitacyrillic
+  obar
+  ocyrillic
+  odieresiscyrillic
+  oe
+  ukcyrillic
+  q
+  qhook
+  qrthook
+  s
+  srthook
+  uni023F
+  sacute
+  scircumflex
+  scedilla
+  scaron
+  scommaaccent
+  sdotaccent
+  sdotbelow
+  sacutedotaccent
+  scarondotaccent
+  sdotbelowdotaccent
+  dzecyrillic
+  tonetwo
+  eth
+  alpha
+  alphatonos
+  uni1F00
+  uni1F01
+  uni1F02
+  uni1F03
+  uni1F04
+  uni1F05
+  uni1F06
+  uni1F07
+  uni1F70
+  uni1F80
+  uni1F81
+  uni1F82
+  uni1F83
+  uni1F84
+  uni1F85
+  uni1F86
+  uni1F87
+  uni1FB0
+  uni1FB1
+  uni1FB2
+  uni1FB3
+  uni1FB4
+  uni1FB6
+  uni1FB7
+  delta
+  epsilon
+  epsilontonos
+  epsilonclosed
+  epsilon1
+  epsilon1rev
+  epsilon1revclosed
+  epsilon1revhook
+  uni1F10
+  uni1F11
+  uni1F12
+  uni1F13
+  uni1F14
+  uni1F15
+  uni1F72
+  rho
+  uni1FE4
+  uni1FE5
+  uni03FC
+  sigma1
+  sigma
+  phi
+  phigreek
+  omega
+  omegatonos
+  uni1F60
+  uni1F61
+  uni1F62
+  uni1F63
+  uni1F64
+  uni1F65
+  uni1F66
+  uni1F67
+  uni1F7C
+  uni1FA0
+  uni1FA1
+  uni1FA2
+  uni1FA3
+  uni1FA4
+  uni1FA5
+  uni1FA6
+  uni1FA7
+  uni1FF2
+  uni1FF3
+  uni1FF4
+  uni1FF6
+  uni1FF7
+  zecyrillic
+  efcyrillic
+  ereversedcyrillic
+  iacyrillic
+  ecyrillic
+  haabkhasiancyrillic
+  cent
+  manat
+  six.ss01
+  ascript
+  ascript_uni02DE
+  erev
+  schwa
+  schwahook
+  oopen
+  uni0238
+  uni0239
+  uni2184
+  aogonek.NAV
+  eogonek.NAV
+  oogonek.NAV
+  zedescendercyrillic
+  esdescendercyrillic
+  schwacyrillic
+  schwadieresiscyrillic
+  zedieresiscyrillic
+  obarredcyrillic
+  obarreddieresiscyrillic
+  uni04ED
+  koppacyrillic
+  uni037B
+  uni037C
+  uni037D
+  uni03D9
+  stigma
+  rho1
+  uni1F71
+  uni1F73
+  uni1F79
+  uni217D
+  uni217E
+];
+
+sub @straight_r' @lc_left_side_curved by @curved_r;