static VALUE value_from_default(const upb_fielddef *field) {
switch (upb_fielddef_type(field)) {
case UPB_TYPE_FLOAT: return DBL2NUM(upb_fielddef_defaultfloat(field));
case UPB_TYPE_DOUBLE: return DBL2NUM(upb_fielddef_defaultdouble(field));
case UPB_TYPE_BOOL:
return upb_fielddef_defaultbool(field) ? Qtrue : Qfalse;
case UPB_TYPE_MESSAGE: return Qnil;
case UPB_TYPE_ENUM: {
const upb_enumdef *enumdef = upb_fielddef_enumsubdef(field);
int32_t num = upb_fielddef_defaultint32(field);
const char *label = upb_enumdef_iton(enumdef, num);
if (label) {
return ID2SYM(rb_intern(label));
} else {
return INT2NUM(num);
}
}
case UPB_TYPE_INT32: return INT2NUM(upb_fielddef_defaultint32(field));
case UPB_TYPE_INT64: return LL2NUM(upb_fielddef_defaultint64(field));;
case UPB_TYPE_UINT32: return UINT2NUM(upb_fielddef_defaultuint32(field));
case UPB_TYPE_UINT64: return ULL2NUM(upb_fielddef_defaultuint64(field));
case UPB_TYPE_STRING:
case UPB_TYPE_BYTES: {
size_t size;
const char *str = upb_fielddef_defaultstr(field, &size);
return rb_str_new(str, size);
}
default: return Qnil;
}
}
VALUE layout_get_default(const upb_fielddef *field) {
switch (upb_fielddef_type(field)) {
case UPB_TYPE_FLOAT: return DBL2NUM(upb_fielddef_defaultfloat(field));
case UPB_TYPE_DOUBLE: return DBL2NUM(upb_fielddef_defaultdouble(field));
case UPB_TYPE_BOOL:
return upb_fielddef_defaultbool(field) ? Qtrue : Qfalse;
case UPB_TYPE_MESSAGE: return Qnil;
case UPB_TYPE_ENUM: {
const upb_enumdef *enumdef = upb_fielddef_enumsubdef(field);
int32_t num = upb_fielddef_defaultint32(field);
const char *label = upb_enumdef_iton(enumdef, num);
if (label) {
return ID2SYM(rb_intern(label));
} else {
return INT2NUM(num);
}
}
case UPB_TYPE_INT32: return INT2NUM(upb_fielddef_defaultint32(field));
case UPB_TYPE_INT64: return LL2NUM(upb_fielddef_defaultint64(field));;
case UPB_TYPE_UINT32: return UINT2NUM(upb_fielddef_defaultuint32(field));
case UPB_TYPE_UINT64: return ULL2NUM(upb_fielddef_defaultuint64(field));
case UPB_TYPE_STRING:
case UPB_TYPE_BYTES: {
size_t size;
const char *str = upb_fielddef_defaultstr(field, &size);
VALUE str_rb = rb_str_new(str, size);
rb_enc_associate(str_rb, (upb_fielddef_type(field) == UPB_TYPE_BYTES) ?
kRubyString8bitEncoding : kRubyStringUtf8Encoding);
rb_obj_freeze(str_rb);
return str_rb;
}
default: return Qnil;
}
}
bool upb_enumdef_addval(upb_enumdef *e, char *name, int32_t num) {
if (upb_enumdef_iton(e, num) || upb_enumdef_ntoi(e, name, NULL))
return false;
upb_iton_ent ent = {0, strdup(name)};
upb_strtable_insert(&e->ntoi, name, &num);
upb_inttable_insert(&e->iton, num, &ent);
return true;
}
static void validate_enumdef(const upb_enumdef* enumdef) {
// Verify that an entry exists with integer value 0. (This is the default
// value.)
const char* lookup = upb_enumdef_iton(enumdef, 0);
if (lookup == NULL) {
rb_raise(rb_eTypeError,
"Enum definition does not contain a value for '0'.");
}
}
/*
* call-seq:
* EnumDescriptor.lookup_value(name) => value
*
* Returns the key name (as a Ruby symbol) corresponding to the integer value,
* or nil if none.
*/
VALUE EnumDescriptor_lookup_value(VALUE _self, VALUE number) {
DEFINE_SELF(EnumDescriptor, self, _self);
int32_t val = NUM2INT(number);
const char* name = upb_enumdef_iton(self->enumdef, val);
if (name != NULL) {
return ID2SYM(rb_intern(name));
} else {
return Qnil;
}
}
/*
* call-seq:
* Enum.lookup(number) => name
*
* This module method, provided on each generated enum module, looks up an enum
* value by number and returns its name as a Ruby symbol, or nil if not found.
*/
VALUE enum_lookup(VALUE self, VALUE number) {
int32_t num = NUM2INT(number);
VALUE desc = rb_iv_get(self, kDescriptorInstanceVar);
EnumDescriptor* enumdesc = ruby_to_EnumDescriptor(desc);
const char* name = upb_enumdef_iton(enumdesc->enumdef, num);
if (name == NULL) {
return Qnil;
} else {
return ID2SYM(rb_intern(name));
}
}
static upb_flow_t upb_textprinter_value(void *_p, upb_value fval,
upb_value val) {
upb_textprinter *p = _p;
upb_fielddef *f = upb_value_getfielddef(fval);
upb_textprinter_indent(p);
CHECK(upb_bytesink_printf(p->bytesink, &p->status, UPB_STRFMT ": ", UPB_STRARG(f->name)));
#define CASE(fmtstr, member) \
CHECK(upb_bytesink_printf(p->bytesink, &p->status, fmtstr, upb_value_get ## member(val))); break;
switch(f->type) {
case UPB_TYPE(DOUBLE):
CASE("%0.f", double);
case UPB_TYPE(FLOAT):
CASE("%0.f", float)
case UPB_TYPE(INT64):
case UPB_TYPE(SFIXED64):
case UPB_TYPE(SINT64):
CASE("%" PRId64, int64)
case UPB_TYPE(UINT64):
case UPB_TYPE(FIXED64):
CASE("%" PRIu64, uint64)
case UPB_TYPE(UINT32):
case UPB_TYPE(FIXED32):
CASE("%" PRIu32, uint32);
case UPB_TYPE(ENUM): {
upb_enumdef *enum_def = upb_downcast_enumdef(f->def);
upb_string *enum_label =
upb_enumdef_iton(enum_def, upb_value_getint32(val));
if (enum_label) {
// We found a corresponding string for this enum. Otherwise we fall
// through to the int32 code path.
CHECK(upb_bytesink_putstr(p->bytesink, enum_label, &p->status));
break;
}
}
case UPB_TYPE(INT32):
case UPB_TYPE(SFIXED32):
case UPB_TYPE(SINT32):
CASE("%" PRId32, int32)
case UPB_TYPE(BOOL):
CASE("%hhu", bool);
case UPB_TYPE(STRING):
case UPB_TYPE(BYTES):
CHECK(upb_bytesink_putstr(p->bytesink, UPB_STRLIT("\""), &p->status));
CHECK(upb_textprinter_putescaped(p, upb_value_getstr(val),
f->type == UPB_TYPE(STRING)));
CHECK(upb_bytesink_putstr(p->bytesink, UPB_STRLIT("\""), &p->status));
break;
}
upb_textprinter_endfield(p);
return UPB_CONTINUE;
err:
return UPB_BREAK;
}
/* Output a symbolic value from the enum if found, else just print as int32. */
static bool textprinter_putenum(void *closure, const void *handler_data,
int32_t val) {
upb_textprinter *p = closure;
const upb_fielddef *f = handler_data;
const upb_enumdef *enum_def = upb_downcast_enumdef(upb_fielddef_subdef(f));
const char *label = upb_enumdef_iton(enum_def, val);
if (label) {
indent(p);
putf(p, "%s: %s", upb_fielddef_name(f), label);
endfield(p);
} else {
if (!textprinter_putint32(closure, handler_data, val))
return false;
}
return true;
}
