Function typenameType

src/backend/parser/parse_type.c:265–284

* typenameType - given a TypeName, return a Type structure and typmod * * This is equivalent to LookupTypeName, except that this will report * a suitable error message if the type cannot be found or is not defined. * Callers of this can therefore assume the result is a fully valid type. */

 * Callers of this can therefore assume the result is a fully valid type.
 */
Type
typenameType(ParseState *pstate, const TypeName *typeName, int32 *typmod_p)
{
	Type		tup;

	tup = LookupTypeName(pstate, typeName, typmod_p, false);
	if (tup == NULL)
		ereport(ERROR,
				(errcode(ERRCODE_UNDEFINED_OBJECT),
				 errmsg("type \"%s\" does not exist",
						TypeNameToString(typeName)),
				 parser_errposition(pstate, typeName->location)));
	if (!((Form_pg_type) GETSTRUCT(tup))->typisdefined)
		ereport(ERROR,
				(errcode(ERRCODE_UNDEFINED_OBJECT),
				 errmsg("type \"%s\" is only a shell",
						TypeNameToString(typeName)),
				 parser_errposition(pstate, typeName->location)));
	return tup;
}

/*
 * typenameTypeId - given a TypeName, return the type's OID