added more compiler code

This commit is contained in:
hyunghwan.chung 2015-05-20 15:52:45 +00:00
parent 5207347b18
commit a15fcfd2aa
3 changed files with 77 additions and 23 deletions

View File

@ -2169,9 +2169,10 @@ wprintf (L"METHOD NAME ==> [%S] temporaries => %d\n", fsc->met.name.buf, fsc->me
enum class_mod_t
{
BYTE_INDEXED = (1 << 0),
WORD_INDEXED = (1 << 1),
POINTER_INDEXED = (1 << 2)
CLASS_BYTE_INDEXED = (1 << 0),
CLASS_WORD_INDEXED = (1 << 1),
CLASS_POINTER_INDEXED = (1 << 2),
CLASS_EXTEND = (1 << 3)
};
enum dcl_mod_t
@ -2209,6 +2210,10 @@ static int compile_class_declare (stix_t* stix)
/* #dcl(#instance) */
dcl_mod &= ~(DCL_CLASS | DCL_CLASSINST);
}
else
{
break;
}
}
while (1);
@ -2217,6 +2222,8 @@ static int compile_class_declare (stix_t* stix)
set_syntax_error (stix, STIX_SYNERR_RPAREN, &stix->c->tok.loc, &stix->c->tok.name);
return -1;
}
GET_TOKEN (stix);
}
do
@ -2272,20 +2279,20 @@ static int compile_class_definition (stix_t* stix)
if (is_token_ksym(stix, KSYM_BYTE))
{
/* #class(#byte) */
class_mod &= ~(BYTE_INDEXED | WORD_INDEXED | POINTER_INDEXED);
class_mod |= BYTE_INDEXED;
class_mod &= ~(CLASS_BYTE_INDEXED | CLASS_WORD_INDEXED | CLASS_POINTER_INDEXED);
class_mod |= CLASS_BYTE_INDEXED;
}
else if (is_token_ksym(stix, KSYM_WORD))
{
/* #class(#word) */
class_mod &= ~(BYTE_INDEXED | WORD_INDEXED | POINTER_INDEXED);
class_mod |= WORD_INDEXED;
class_mod &= ~(CLASS_BYTE_INDEXED | CLASS_WORD_INDEXED | CLASS_POINTER_INDEXED);
class_mod |= CLASS_WORD_INDEXED;
}
else if (is_token_ksym(stix, KSYM_POINTER))
{
/* #class(#pointer) */
class_mod &= ~(BYTE_INDEXED | WORD_INDEXED | POINTER_INDEXED);
class_mod |= POINTER_INDEXED;
class_mod &= ~(CLASS_BYTE_INDEXED | CLASS_WORD_INDEXED | CLASS_POINTER_INDEXED);
class_mod |= CLASS_POINTER_INDEXED;
}
/* place other modifiers here */
else
@ -2315,7 +2322,33 @@ static int compile_class_definition (stix_t* stix)
if (stix->c->tok.type == STIX_IOTOK_LPAREN)
{
/* superclass is specified */
/* superclass is specified. new class defintion.
* #class Class(Object)
*/
GET_TOKEN (stix);
/* TODO: multiple inheritance */
if (stix->c->tok.type != STIX_IOTOK_IDENT)
{
/* superclass name expected */
set_syntax_error (stix, STIX_SYNERR_IDENT, &stix->c->tok.loc, &stix->c->tok.name);
return -1;
}
GET_TOKEN (stix);
if (stix->c->tok.type != STIX_IOTOK_RPAREN)
{
set_syntax_error (stix, STIX_SYNERR_RPAREN, &stix->c->tok.loc, &stix->c->tok.name);
return -1;
}
GET_TOKEN (stix);
}
else
{
/* extending class */
class_mod |= CLASS_EXTEND;
}
if (stix->c->tok.type != STIX_IOTOK_LBRACE)
@ -2324,10 +2357,10 @@ static int compile_class_definition (stix_t* stix)
return -1;
}
while (1)
{
GET_TOKEN (stix);
while (1)
{
if (is_token_ksym(stix, KSYM_DCL) || is_token_ksym(stix, KSYM_DECLARE))
{
/* variable definition. #dcl or #declare */

View File

@ -190,7 +190,13 @@ static char* syntax_error_msg[] =
"no character after $",
"no valid character after #",
"missing colon",
"string expected" /* string expected in place of ${1} */
"string expected", /* string expected in place of ${1} */
"{ expected",
"} expected",
") expected",
". expected",
"wrong class modifier",
"identifier expected"
};
int main (int argc, char* argv[])
@ -267,15 +273,30 @@ printf ("%p\n", a);
if (stix->errnum == STIX_ESYNTAX)
{
stix_synerr_t synerr;
stix_bch_t bcs[1024]; /* TODO: right buffer size */
stix_size_t bcslen, ucslen;
stix_getsynerr (stix, &synerr);
printf ("ERROR: syntax error at line %lu column %lu - %s",
printf ("ERROR: ");
if (synerr.loc.file)
{
bcslen = STIX_COUNTOF(bcs);
ucslen = ~(stix_size_t)0;
if (stix_ucstoutf8 (synerr.loc.file, &ucslen, bcs, &bcslen) >= 0)
{
printf ("%.*s ", (int)bcslen, bcs);
}
}
printf ("syntax error at line %lu column %lu - %s",
(unsigned long int)synerr.loc.line, (unsigned long int)synerr.loc.colm,
syntax_error_msg[synerr.num]);
if (synerr.tgt.len > 0)
{
stix_bch_t bcs[1024]; /* TODO: right buffer size */
stix_size_t bcslen = STIX_COUNTOF(bcs);
stix_size_t ucslen = synerr.tgt.len;
bcslen = STIX_COUNTOF(bcs);
ucslen = synerr.tgt.len;
if (stix_ucstoutf8 (synerr.tgt.ptr, &ucslen, bcs, &bcslen) >= 0)
{

View File

@ -116,7 +116,7 @@ stix stix.im
#class(#byte) Association(Magnitude)
{
declare a, b, c.
declare(#class_instance) x.
declare(#classinst) x.
declare(#class) MAX_SIZE.
function(#class) initialize
@ -500,7 +500,7 @@ class Association -> revisit the Association class defined previsously. Revisiti
## class instance variable can be accessed inside the class method only.
declare(#class_instance) d, e, f
declare(#classinst) d, e, f
## All instance variables are protected by default.
declare key, value.
@ -508,7 +508,7 @@ class Association -> revisit the Association class defined previsously. Revisiti
##
## declare(#class) a, b, c. ## class variables
## declare(#class_instance) a, b, c. ## class instance variables
## declare(#classinst) a, b, c. ## class instance variables
## declare(#instance) a, b, c. ## isntance variables
## declare a,b, c. ## instance variables
@ -525,9 +525,9 @@ class Association -> revisit the Association class defined previsously. Revisiti
## Casing is not used to differentiate variable kinds like global local temporary etc.
## other modifiers (EXPERIMENTAL. JUST THINKING).
## declare(#class,#public,#rw) x. x can be accessed by other classes in read-write mode.
## declare(#class #public #rw) x. x can be accessed by other classes in read-write mode.
## function(#private) xxx xxx is a private method
## function(#class,#private) xxx xxx is private class method.
## function(#class #private) xxx xxx is private class method.
function(#class) initialize
{