font-FiraCode/features/ss07.fea

# Name: Regex matching operator

lookup equal_asciitilde {
  ignore sub equal equal' asciitilde;
  ignore sub equal' asciitilde asciitilde;
  sub equal.spacer asciitilde' by equal_asciitilde.ss07;
  sub equal'       asciitilde  by equal.spacer;
} equal_asciitilde;

lookup exclam_asciitilde {
  ignore sub exclam exclam' asciitilde;
  ignore sub exclam' asciitilde asciitilde;
  sub exclam.spacer asciitilde' by exclam_asciitilde.ss07;
  sub exclam'       asciitilde  by exclam.spacer;
} exclam_asciitilde;