Method: Fontconfig::Config#substitute

Defined in:
ext/fontconfig/fc_config.c

#substitute(*args) ⇒ Object

FcConfigSubstitute – Execute substitutions



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# File 'ext/fontconfig/fc_config.c', line 238

static VALUE rb_config_substitute(int argc, VALUE *argv, VALUE self){
  VALUE pattern, match_kind;
  rb_scan_args(argc, argv, "11", &pattern, &match_kind);

  if(!is_fc_pattern(pattern)){
    rb_raise(rb_eArgError, "argument must be Fontconfig::Pattern");
  }
  FcMatchKind kind = FcMatchPattern; //TODO: default?
  if(RTEST(match_kind))
    kind = sym2match_kind(match_kind);

  return BOOL2VAL(FcConfigSubstitute(CONFIG_UNWRAP(self), RTYPEDDATA_DATA(pattern), kind));
}