/* * call-seq: to_json(*) * * Returns a JSON string representation for this Float number. */ static VALUE mFloat_to_json(int argc, VALUE *argv, VALUE self) { JSON_Generator_State *state = NULL; VALUE Vstate, rest, tmp, result; double value = RFLOAT_VALUE(self); rb_scan_args(argc, argv, "01*", &Vstate, &rest); if (!NIL_P(Vstate)) Data_Get_Struct(Vstate, JSON_Generator_State, state); if (isinf(value)) { if (!state || state->allow_nan) { result = rb_funcall(self, i_to_s, 0); } else { tmp = rb_funcall(self, i_to_s, 0); rb_raise(eGeneratorError, "%u: %s not allowed in JSON", __LINE__, StringValueCStr(tmp)); } } else if (isnan(value)) { if (!state || state->allow_nan) { result = rb_funcall(self, i_to_s, 0); } else { tmp = rb_funcall(self, i_to_s, 0); rb_raise(eGeneratorError, "%u: %s not allowed in JSON", __LINE__, StringValueCStr(tmp)); } } else { result = rb_funcall(self, i_to_s, 0); } FORCE_UTF8(result); return result; }