static mrb_value
mrb_int_chr(mrb_state *mrb, mrb_value x)
{
mrb_int chr;
char c;
chr = mrb_fixnum(x);
if (chr >= (1 << CHAR_BIT)) {
mrb_raisef(mrb, E_RANGE_ERROR, "%" PRIdMRB_INT " out of char range", chr);
}
c = (char)chr;
return mrb_str_new(mrb, &c, 1);
}
static mrb_value
struct_members(mrb_state *mrb, mrb_value s)
{
mrb_value members = struct_s_members(mrb, mrb_obj_class(mrb, s));
if (!mrb_array_p(s)) {
mrb_raise(mrb, E_TYPE_ERROR, "corrupted struct");
}
if (RSTRUCT_LEN(s) != RARRAY_LEN(members)) {
mrb_raisef(mrb, E_TYPE_ERROR,
"struct size differs (%S required %S given)",
mrb_fixnum_value(RARRAY_LEN(members)), mrb_fixnum_value(RSTRUCT_LEN(s)));
}
return members;
}
static mrb_value
mrb_to_integer(mrb_state *mrb, mrb_value val, const char *method)
{
mrb_value v;
if (mrb_fixnum_p(val)) return val;
v = convert_type(mrb, val, "Integer", method, TRUE);
if (!mrb_obj_is_kind_of(mrb, v, mrb->fixnum_class)) {
mrb_value type = inspect_type(mrb, val);
mrb_raisef(mrb, E_TYPE_ERROR, "can't convert %S to Integer (%S#%S gives %S)",
type, type, mrb_str_new_cstr(mrb, method), inspect_type(mrb, v));
}
return v;
}
static mrb_value
mrb_to_integer(mrb_state *mrb, mrb_value val, const char *method)
{
mrb_value v;
if (mrb_fixnum_p(val)) return val;
v = convert_type(mrb, val, "Integer", method, TRUE);
if (!mrb_obj_is_kind_of(mrb, v, mrb->fixnum_class)) {
const char *cname = mrb_obj_classname(mrb, val);
mrb_raisef(mrb, E_TYPE_ERROR, "can't convert %s to Integer (%s#%s gives %s)",
cname, cname, method, mrb_obj_classname(mrb, v));
}
return v;
}
struct mrb_ffi_type*
rclass_to_mrb_ffi_type(mrb_state *mrb, struct RClass *cls)
{
struct RClass *cls_ = cls;
while(cls) {
mrb_value ffi_type = mrb_obj_iv_get(mrb, (struct RObject*)cls, mrb_intern(mrb, "@ffi_type"));
if(mrb_test(ffi_type)) {
return (struct mrb_ffi_type*)DATA_PTR(ffi_type);
}
cls = cls->super;
}
mrb_raisef(mrb, E_TYPE_ERROR, "%s cannot convert to C value", mrb_class_name(mrb, cls_));
return NULL;
}
MRB_API void
mrb_obj_iv_set(mrb_state *mrb, struct RObject *obj, mrb_sym sym, mrb_value v)
{
iv_tbl *t = obj->iv;
if (MRB_FROZEN_P(obj)) {
mrb_raisef(mrb, E_RUNTIME_ERROR, "can't modify frozen %S", mrb_obj_value(obj));
}
if (!t) {
t = obj->iv = iv_new(mrb);
}
mrb_write_barrier(mrb, (struct RBasic*)obj);
iv_put(mrb, t, sym, v);
}
/*!
* Ensures a class can be derived from super.
*
* \param super a reference to an object.
* \exception TypeError if \a super is not a Class or \a super is a singleton class.
*/
void
mrb_check_inheritable(mrb_state *mrb, struct RClass *super)
{
if (super->tt != MRB_TT_CLASS) {
mrb_raisef(mrb, E_TYPE_ERROR, "superclass must be a Class (%s given)",
mrb_obj_classname(mrb, mrb_obj_value(super)));
}
if (super->tt == MRB_TT_SCLASS) {
mrb_raise(mrb, E_TYPE_ERROR, "can't make subclass of singleton class");
}
if (super == mrb->class_class) {
mrb_raise(mrb, E_TYPE_ERROR, "can't make subclass of Class");
}
}
static mrb_value
convert_type(mrb_state *mrb, mrb_value val, const char *tname, const char *method, mrb_bool raise)
{
mrb_sym m = 0;
m = mrb_intern_cstr(mrb, method);
if (!mrb_respond_to(mrb, val, m)) {
if (raise) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't convert %S into %S", inspect_type(mrb, val), mrb_str_new_cstr(mrb, tname));
}
return mrb_nil_value();
}
return mrb_funcall_argv(mrb, val, m, 0, 0);
}
/*
* Document-method: Integer#chr
* call-seq:
* int.chr -> string
*
* Returns a string containing the character represented by the +int+'s value
* according to +encoding+.
*
* 65.chr #=> "A"
* 230.chr #=> "\xE6"
*/
static mrb_value
mrb_int_chr(mrb_state *mrb, mrb_value x)
{
mrb_int chr;
char c;
chr = to_int(mrb, x);
if (chr >= (1 << CHAR_BIT)) {
mrb_raisef(mrb, E_RANGE_ERROR, "%S out of char range", x);
}
c = (char)chr;
return mrb_str_new(mrb, &c, 1);
}
static mrb_value
replace_contents(mrb_state *mrb, mrb_value self)
{
mrb_value image;
mrb_get_args(mrb, "o", &image);
if (!mrb_obj_is_instance_of(mrb, image, mrb_pp_image_data_class)) {
mrb_raisef(mrb, E_TYPE_ERROR, "%S is not a PP::Image object", image);
}
PPB(Graphics2D)->ReplaceContents(MRB_PP_RESOURCE(self), MRB_PP_RESOURCE(image));
return mrb_nil_value();
}
static mrb_value
flush(mrb_state *mrb, mrb_value self)
{
mrb_value cc;
int32_t ret;
mrb_get_args(mrb, "o", &cc);
if (!mrb_obj_is_instance_of(mrb, cc, mrb_pp_completion_callback_class)) {
mrb_raisef(mrb, E_TYPE_ERROR, "%S is not a PP::CompletionCallback object", cc);
}
ret = PPB(Graphics2D)->Flush(MRB_PP_RESOURCE(self), MRB_PP_COMPLETION_CALLBACK(cc));
return mrb_fixnum_value(ret);
}
void
mrb_check_type(mrb_state *mrb, mrb_value x, enum mrb_vtype t)
{
const struct types *type = builtin_types;
struct RString *s;
enum mrb_vtype xt;
xt = mrb_type(x);
if ((xt != t) || (xt == MRB_TT_DATA)) {
while (type->type < MRB_TT_MAXDEFINE) {
if (type->type == t) {
const char *etype;
if (mrb_nil_p(x)) {
etype = "nil";
}
else if (mrb_type(x) == MRB_TT_FIXNUM) {
etype = "Fixnum";
}
else if (mrb_type(x) == MRB_TT_SYMBOL) {
etype = "Symbol";
}
else if (mrb_special_const_p(x)) {
s = mrb_str_ptr(mrb_obj_as_string(mrb, x));
etype = s->ptr;
}
else {
etype = mrb_obj_classname(mrb, x);
}
mrb_raisef(mrb, E_TYPE_ERROR, "wrong argument type %s (expected %s)",
etype, type->name);
}
type++;
}
mrb_raisef(mrb, E_TYPE_ERROR, "unknown type 0x%x (0x%x given)", t, mrb_type(x));
}
}
static int
mrb_io_modestr_to_flags(mrb_state *mrb, const char *mode)
{
int flags = 0;
const char *m = mode;
switch (*m++) {
case 'r':
flags |= FMODE_READABLE;
break;
case 'w':
flags |= FMODE_WRITABLE | FMODE_CREATE | FMODE_TRUNC;
break;
case 'a':
flags |= FMODE_WRITABLE | FMODE_APPEND | FMODE_CREATE;
break;
default:
mrb_raisef(mrb, E_ARGUMENT_ERROR, "illegal access mode %S", mrb_str_new_cstr(mrb, mode));
}
while (*m) {
switch (*m++) {
case 'b':
flags |= FMODE_BINMODE;
break;
case '+':
flags |= FMODE_READWRITE;
break;
case ':':
/* XXX: PASSTHROUGH*/
default:
mrb_raisef(mrb, E_ARGUMENT_ERROR, "illegal access mode %S", mrb_str_new_cstr(mrb, mode));
}
}
return flags;
}
grn_obj *
grn_mrb_value_to_bulk(mrb_state *mrb, mrb_value mrb_value_, grn_obj *bulk)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
switch (mrb_type(mrb_value_)) {
case MRB_TT_FALSE :
if (mrb_nil_p(mrb_value_)) {
grn_obj_reinit(ctx, bulk, GRN_DB_VOID, 0);
} else {
grn_obj_reinit(ctx, bulk, GRN_DB_BOOL, 0);
GRN_BOOL_SET(ctx, bulk, GRN_FALSE);
}
break;
case MRB_TT_TRUE :
grn_obj_reinit(ctx, bulk, GRN_DB_BOOL, 0);
GRN_BOOL_SET(ctx, bulk, GRN_TRUE);
break;
case MRB_TT_FIXNUM :
grn_obj_reinit(ctx, bulk, GRN_DB_INT64, 0);
GRN_INT64_SET(ctx, bulk, mrb_fixnum(mrb_value_));
break;
case MRB_TT_SYMBOL :
{
const char *name;
mrb_int name_length;
grn_obj_reinit(ctx, bulk, GRN_DB_TEXT, 0);
name = mrb_sym2name_len(mrb, mrb_symbol(mrb_value_), &name_length);
GRN_TEXT_SET(ctx, bulk, name, name_length);
}
break;
case MRB_TT_FLOAT :
grn_obj_reinit(ctx, bulk, GRN_DB_FLOAT, 0);
GRN_FLOAT_SET(ctx, bulk, mrb_float(mrb_value_));
break;
case MRB_TT_STRING :
grn_obj_reinit(ctx, bulk, GRN_DB_TEXT, 0);
GRN_TEXT_SET(ctx, bulk, RSTRING_PTR(mrb_value_), RSTRING_LEN(mrb_value_));
break;
default :
mrb_raisef(mrb, E_ARGUMENT_ERROR,
"unsupported object to convert to bulk: %S",
mrb_value_);
break;
}
return bulk;
}
static mrb_value
mrb_struct_aset_id(mrb_state *mrb, mrb_value s, mrb_sym id, mrb_value val)
{
mrb_value members, *ptr, *ptr_members;
mrb_int i, len;
members = mrb_struct_members(mrb, s);
len = RARRAY_LEN(members);
if (RSTRUCT_LEN(s) != len) {
mrb_raisef(mrb, E_TYPE_ERROR,
"struct size differs (%S required %S given)",
mrb_fixnum_value(len), mrb_fixnum_value(RSTRUCT_LEN(s)));
}
ptr = RSTRUCT_PTR(s);
ptr_members = RARRAY_PTR(members);
for (i=0; i<len; i++) {
if (mrb_symbol(ptr_members[i]) == id) {
ptr[i] = val;
return val;
}
}
mrb_raisef(mrb, E_INDEX_ERROR, "no member '%S' in struct", mrb_sym2str(mrb, id));
return val; /* not reach */
}
mrb_value
mrb_obj_dup(mrb_state *mrb, mrb_value obj)
{
struct RBasic *p;
mrb_value dup;
if (mrb_special_const_p(obj)) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't dup %S", obj);
}
p = mrb_obj_alloc(mrb, mrb_type(obj), mrb_obj_class(mrb, obj));
dup = mrb_obj_value(p);
init_copy(mrb, dup, obj);
return dup;
}
static mrb_value
mrb_env_getenv(mrb_state *mrb, mrb_value name)
{
if (mrb_type(name) != MRB_TT_STRING) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't convert %s into String", mrb_obj_classname(mrb, name));
return mrb_nil_value();
}
char *nam = mrb_string_value_ptr(mrb, name);
char *env = getenv(nam);
if (env == NULL) {
return mrb_nil_value();
}
return mrb_str_new2(mrb, env);
}
static mrb_value
thread_set_limit(mrb_state *mrb, mrb_value self)
{
grn_ctx *ctx = (grn_ctx *)mrb->ud;
mrb_int limit;
mrb_get_args(mrb, "i", &limit);
if (limit < 1) {
mrb_raisef(mrb, E_ARGUMENT_ERROR,
"thread limit must be 1 or larger: %S",
mrb_fixnum_value(limit));
}
grn_thread_set_limit_with_ctx(ctx, limit);
return mrb_nil_value();
}
mrb_value mrb_mraa_uart_write(mrb_state *mrb, mrb_value self) {
mraa_uart_context uart;
mraa_result_t result;
char *string;
size_t l = 0;
mrb_get_args(mrb, "s", &string, &l);
uart = (mraa_uart_context)mrb_data_get_ptr(mrb, self, &mrb_mraa_uart_ctx_type);
result = mraa_uart_write(uart, string, l);
if (result < 0) {
mrb_raisef(mrb, E_RUNTIME_ERROR, "Could not write (err %S)",
mrb_fixnum_value(result));
}
return mrb_fixnum_value(result);
}
MRB_API void
mrb_check_type(mrb_state *mrb, mrb_value x, enum mrb_vtype t)
{
const struct types *type = builtin_types;
enum mrb_vtype xt;
xt = mrb_type(x);
if ((xt != t) || (xt == MRB_TT_DATA)) {
while (type->type < MRB_TT_MAXDEFINE) {
if (type->type == t) {
const char *etype;
if (mrb_nil_p(x)) {
etype = "nil";
}
else if (mrb_fixnum_p(x)) {
etype = "Fixnum";
}
else if (mrb_type(x) == MRB_TT_SYMBOL) {
etype = "Symbol";
}
else if (mrb_immediate_p(x)) {
etype = RSTRING_PTR(mrb_obj_as_string(mrb, x));
}
else {
etype = mrb_obj_classname(mrb, x);
}
mrb_raisef(mrb, E_TYPE_ERROR, "wrong argument type %S (expected %S)",
mrb_str_new_cstr(mrb, etype), mrb_str_new_cstr(mrb, type->name));
}
type++;
}
mrb_raisef(mrb, E_TYPE_ERROR, "unknown type %S (%S given)",
mrb_fixnum_value(t), mrb_fixnum_value(mrb_type(x)));
}
}
static mrb_value
get_sym_or_str_arg(mrb_state *mrb)
{
mrb_value sym_or_str;
mrb_get_args(mrb, "o", &sym_or_str);
if (mrb_symbol_p(sym_or_str) || mrb_string_p(sym_or_str)) {
return sym_or_str;
} else {
mrb_value obj = mrb_funcall(mrb, sym_or_str, "inspect", 0);
mrb_raisef(mrb, E_TYPE_ERROR, "%S is not a symbol", obj);
return mrb_nil_value();
}
}
static mrb_value
mrb_struct_aset(mrb_state *mrb, mrb_value s)
{
mrb_int i;
mrb_value idx;
mrb_value val;
mrb_get_args(mrb, "oo", &idx, &val);
if (mrb_string_p(idx)) {
mrb_value sym = mrb_check_intern_str(mrb, idx);
if (mrb_nil_p(sym)) {
mrb_name_error(mrb, mrb_intern_str(mrb, idx), "no member '%S' in struct", idx);
}
idx = sym;
}
if (mrb_symbol_p(idx)) {
return mrb_struct_aset_sym(mrb, s, mrb_symbol(idx), val);
}
i = mrb_int(mrb, idx);
if (i < 0) i = RSTRUCT_LEN(s) + i;
if (i < 0) {
mrb_raisef(mrb, E_INDEX_ERROR,
"offset %S too small for struct(size:%S)",
mrb_fixnum_value(i), mrb_fixnum_value(RSTRUCT_LEN(s)));
}
if (RSTRUCT_LEN(s) <= i) {
mrb_raisef(mrb, E_INDEX_ERROR,
"offset %S too large for struct(size:%S)",
mrb_fixnum_value(i), mrb_fixnum_value(RSTRUCT_LEN(s)));
}
mrb_struct_modify(mrb, s);
return RSTRUCT_PTR(s)[i] = val;
}
static mrb_value
make_struct(mrb_state *mrb, mrb_value name, mrb_value members, struct RClass * klass)
{
mrb_value nstr, *ptr_members;
mrb_sym id;
mrb_int i, len;
struct RClass *c;
if (mrb_nil_p(name)) {
c = mrb_class_new(mrb, klass);
}
else {
/* old style: should we warn? */
name = mrb_str_to_str(mrb, name);
id = mrb_to_id(mrb, name);
if (!mrb_is_const_id(id)) {
mrb_raisef(mrb, E_NAME_ERROR, "identifier %s needs to be constant", mrb_string_value_ptr(mrb, name));
}
if (mrb_const_defined_at(mrb, klass, id)) {
mrb_warn("redefining constant Struct::%s", mrb_string_value_ptr(mrb, name));
//?rb_mod_remove_const(klass, mrb_sym2name(mrb, id));
}
c = mrb_define_class_under(mrb, klass, RSTRING_PTR(name), klass);
}
MRB_SET_INSTANCE_TT(c, MRB_TT_ARRAY);
nstr = mrb_obj_value(c);
mrb_iv_set(mrb, nstr, mrb_intern2(mrb, "__members__", 11), members);
mrb_define_class_method(mrb, c, "new", mrb_instance_new, ARGS_ANY());
mrb_define_class_method(mrb, c, "[]", mrb_instance_new, ARGS_ANY());
mrb_define_class_method(mrb, c, "members", mrb_struct_s_members_m, ARGS_NONE());
//RSTRUCT(nstr)->basic.c->super = c->c;
ptr_members = RARRAY_PTR(members);
len = RARRAY_LEN(members);
for (i=0; i< len; i++) {
mrb_sym id = mrb_symbol(ptr_members[i]);
if (mrb_is_local_id(id) || mrb_is_const_id(id)) {
if (i < N_REF_FUNC) {
mrb_define_method_id(mrb, c, id, ref_func[i], ARGS_NONE());
}
else {
mrb_define_method_id(mrb, c, id, mrb_struct_ref, ARGS_NONE());
}
mrb_define_method_id(mrb, c, mrb_id_attrset(mrb, id), mrb_struct_set_m, ARGS_REQ(1));
}
}
return nstr;
}
TMO
mrb_timeout_value(mrb_state *mrb, mrb_value tmo)
{
if (mrb_fixnum_p(tmo)) {
return (TMO)mrb_fixnum(tmo);
}
if (mrb_symbol_p(tmo)) {
if (mrb_symbol(tmo) == mrb_intern_lit(mrb, "polling")) {
return (TMO)TMO_POL;
}
if (mrb_symbol(tmo) == mrb_intern_lit(mrb, "forever")) {
return (TMO)TMO_FEVR;
}
}
mrb_raisef(mrb, E_TYPE_ERROR, "wrong timeout value (%S)", tmo);
}
/*
* call-seq:
* obj.clone -> an_object
*
* Produces a shallow copy of <i>obj</i>---the instance variables of
* <i>obj</i> are copied, but not the objects they reference. Copies
* the frozen state of <i>obj</i>. See also the discussion
* under <code>Object#dup</code>.
*
* class Klass
* attr_accessor :str
* end
* s1 = Klass.new #=> #<Klass:0x401b3a38>
* s1.str = "Hello" #=> "Hello"
* s2 = s1.clone #=> #<Klass:0x401b3998 @str="Hello">
* s2.str[1,4] = "i" #=> "i"
* s1.inspect #=> "#<Klass:0x401b3a38 @str=\"Hi\">"
* s2.inspect #=> "#<Klass:0x401b3998 @str=\"Hi\">"
*
* This method may have class-specific behavior. If so, that
* behavior will be documented under the #+initialize_copy+ method of
* the class.
*
* Some Class(True False Nil Symbol Fixnum Float) Object cannot clone.
*/
mrb_value
mrb_obj_clone(mrb_state *mrb, mrb_value self)
{
struct RObject *p;
mrb_value clone;
if (mrb_special_const_p(self)) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't clone %S", self);
}
p = (struct RObject*)mrb_obj_alloc(mrb, mrb_type(self), mrb_obj_class(mrb, self));
p->c = mrb_singleton_class_clone(mrb, self);
clone = mrb_obj_value(p);
init_copy(mrb, clone, self);
return clone;
}
/*
* call-seq:
* LED.color = col # => nil
*
* Light LED.
*
* Parameters:
* +col+ LED color
* LED::OFF
* LED::RED
* LED::GREEN
* LED::ORANGE
*
* Returns nil.
*/
static mrb_value
mrb_led_color(mrb_state *mrb, mrb_value self)
{
mrb_value cmap = mrb_const_get(mrb, self, mrb_intern_lit(mrb, "COLOR"));
mrb_sym col;
mrb_value colv;
mrb_get_args(mrb, "n", &col);
colv = mrb_hash_get(mrb, cmap, mrb_symbol_value(col));
if (mrb_nil_p(colv)) {
mrb_raisef(mrb, E_ARGUMENT_ERROR, "invalid color :%S", mrb_sym2str(mrb, col));
}
ev3_led_set_color(mrb_fixnum(colv));
return mrb_nil_value();
}
struct RProc*
mrb_method_search(mrb_state *mrb, struct RClass* c, mrb_sym mid)
{
struct RProc *m;
m = mrb_method_search_vm(mrb, &c, mid);
if (!m) {
mrb_value inspect = mrb_funcall(mrb, mrb_obj_value(c), "inspect", 0);
if (RSTRING_LEN(inspect) > 64) {
inspect = mrb_any_to_s(mrb, mrb_obj_value(c));
}
mrb_raisef(mrb, E_NAME_ERROR, "undefined method '%s' for class %s",
mrb_sym2name(mrb, mid), RSTRING_PTR(inspect));
}
return m;
}
MRB_API void
mrb_obj_iv_set(mrb_state *mrb, struct RObject *obj, mrb_sym sym, mrb_value v)
{
iv_tbl *t;
if (MRB_FROZEN_P(obj)) {
mrb_raisef(mrb, E_FROZEN_ERROR, "can't modify frozen %S", mrb_obj_value(obj));
}
assign_class_name(mrb, obj, sym, v);
if (!obj->iv) {
obj->iv = iv_new(mrb);
}
t = obj->iv;
iv_put(mrb, t, sym, v);
mrb_write_barrier(mrb, (struct RBasic*)obj);
}
static mrb_value
mrb_str_aref_m(mrb_state *mrb, mrb_value str)
{
mrb_value a1, a2;
int argc;
argc = mrb_get_args(mrb, "o|o", &a1, &a2);
if (argc == 2) {
regexp_check(mrb, a1);
return str_substr(mrb, str, mrb_fixnum(a1), mrb_fixnum(a2));
}
if (argc != 1) {
mrb_raisef(mrb, E_ARGUMENT_ERROR, "wrong number of arguments (%S for 1)", mrb_fixnum_value(argc));
}
return mrb_str_aref(mrb, str, a1);
}
mrb_value mrb_redis_select(mrb_state *mrb, mrb_value self)
{
mrb_value database;
mrb_get_args(mrb, "o", &database);
redisContext *rc = mrb_redis_get_context(mrb, self);
if (mrb_type(database) != MRB_TT_FIXNUM) {
mrb_raisef(mrb, E_TYPE_ERROR, "type mismatch: %S given", database);
}
redisReply *rs = redisCommand(rc, "SELECT %d", mrb_fixnum(database));
freeReplyObject(rs);
return self;
}
