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class, fun, break, continue, until, while treated as keywords
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hyung-hwan 2024-08-22 16:06:59 +09:00
parent 60aac191b0
commit 191c123cb6
3 changed files with 116 additions and 44 deletions
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91
lib/comp.c
View File

@ -1979,7 +1979,7 @@ static int compile_break (hcl_t* hcl, hcl_cnode_t* src)
hcl_ooi_t i;
HCL_ASSERT (hcl, HCL_CNODE_IS_CONS(src));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_BREAK));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_BREAK) || HCL_CNODE_IS_TYPED(HCL_CNODE_CONS_CAR(src), HCL_CNODE_BREAK));
cmd = HCL_CNODE_CONS_CAR(src);
obj = HCL_CNODE_CONS_CDR(src);
@ -2094,7 +2094,7 @@ static int compile_continue (hcl_t* hcl, hcl_cnode_t* src)
hcl_ooi_t i;
HCL_ASSERT (hcl, HCL_CNODE_IS_CONS(src));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_CONTINUE));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_CONTINUE) || HCL_CNODE_IS_TYPED(HCL_CNODE_CONS_CAR(src), HCL_CNODE_CONTINUE));
cmd = HCL_CNODE_CONS_CAR(src);
obj = HCL_CNODE_CONS_CDR(src);
@ -2553,7 +2553,7 @@ static int compile_class (hcl_t* hcl, hcl_cnode_t* src, int defclass)
}
else
{
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_CLASS));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_CLASS) || HCL_CNODE_IS_TYPED(cmd, HCL_CNODE_CLASS));
if (obj && HCL_CNODE_IS_CONS(obj))
{
@ -2827,7 +2827,7 @@ static int compile_fun (hcl_t* hcl, hcl_cnode_t* src, int defun)
{
/* some inaccurate prior check if 'fun' is followed by an argument list
* without a function name. stop-gap measure to support 'fun' in place of 'defun' */
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_FUN));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_FUN) || HCL_CNODE_IS_TYPED(cmd, HCL_CNODE_FUN));
args = HCL_CNODE_CONS_CAR(obj);
if (!HCL_CNODE_IS_ELIST_CONCODED(args, HCL_CONCODE_XLIST) &&
!HCL_CNODE_IS_CONS_CONCODED(args, HCL_CONCODE_XLIST))
@ -2959,7 +2959,7 @@ static int compile_fun (hcl_t* hcl, hcl_cnode_t* src, int defun)
}
else
{
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_FUN));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_FUN) || HCL_CNODE_IS_TYPED(cmd, HCL_CNODE_FUN));
defun_name = HCL_NULL;
}
@ -3756,7 +3756,9 @@ static int compile_while (hcl_t* hcl, hcl_cnode_t* src, int next_cop)
HCL_ASSERT (hcl, HCL_CNODE_IS_CONS(src));
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_UNTIL) ||
HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_WHILE));
HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(src), HCL_SYNCODE_WHILE) ||
HCL_CNODE_IS_TYPED(HCL_CNODE_CONS_CAR(src), HCL_CNODE_UNTIL) ||
HCL_CNODE_IS_TYPED(HCL_CNODE_CONS_CAR(src), HCL_CNODE_WHILE));
HCL_ASSERT (hcl, next_cop == COP_POST_UNTIL_COND || next_cop == COP_POST_WHILE_COND);
cmd = HCL_CNODE_CONS_CAR(src); /* while or until itself */
@ -3901,34 +3903,58 @@ static int compile_cons_xlist_expression (hcl_t* hcl, hcl_cnode_t* obj, int nret
HCL_ASSERT (hcl, HCL_CNODE_IS_CONS_CONCODED(obj, HCL_CONCODE_XLIST));
car = HCL_CNODE_CONS_CAR(obj);
if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_IF))
switch (HCL_CNODE_GET_TYPE(car))
{
if (compile_if(hcl, obj) <= -1) return -1;
case HCL_CNODE_CLASS:
if (compile_class(hcl, obj, 0) <= -1) return -1;
goto done;
case HCL_CNODE_FUN:
if (compile_fun(hcl, obj, 0) <= -1) return -1;
goto done;
case HCL_CNODE_IF:
if (compile_if(hcl, obj) <= -1) return -1;
goto done;
case HCL_CNODE_ELIF:
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ELSE, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "else without if");
return -1;
case HCL_CNODE_ELSE:
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ELIF, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "elif without if");
return -1;
case HCL_CNODE_THROW:
if (compile_throw(hcl, obj) <= -1) return -1;
goto done;
case HCL_CNODE_TRY:
if (compile_try(hcl, obj) <= -1) return -1;
goto done;
case HCL_CNODE_CATCH:
hcl_setsynerrbfmt (hcl, HCL_SYNERR_CATCH, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "catch without try");
return -1;
case HCL_CNODE_BREAK:
if (compile_break(hcl, obj) <= -1) return -1;
goto done;
case HCL_CNODE_CONTINUE:
if (compile_continue(hcl, obj) <= -1) return -1;
goto done;
case HCL_CNODE_UNTIL:
if (compile_while(hcl, obj, COP_POST_UNTIL_COND) <= -1) return -1;
goto done;
case HCL_CNODE_WHILE:
if (compile_while(hcl, obj, COP_POST_WHILE_COND) <= -1) return -1;
goto done;
}
else if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_ELIF))
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ELSE, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "else without if");
return -1;
}
else if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_ELSE))
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ELIF, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "elif without if");
return -1;
}
else if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_THROW))
{
if (compile_throw(hcl, obj) <= -1) return -1;
}
else if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_TRY))
{
if (compile_try(hcl, obj) <= -1) return -1;
}
else if (HCL_CNODE_IS_TYPED(car, HCL_CNODE_CATCH))
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_CATCH, HCL_CNODE_GET_LOC(car), HCL_CNODE_GET_TOK(car), "catch without try");
return -1;
}
else if (HCL_CNODE_IS_SYMBOL(car) && (syncode = HCL_CNODE_SYMBOL_SYNCODE(car)))
if (HCL_CNODE_IS_SYMBOL(car) && (syncode = HCL_CNODE_SYMBOL_SYNCODE(car)))
{
if (nrets > 0)
{
@ -4133,6 +4159,7 @@ static int compile_cons_xlist_expression (hcl_t* hcl, hcl_cnode_t* obj, int nret
return -1;
}
done:
return 0;
}

13
lib/hcl-prv.h
View File

@ -301,12 +301,18 @@ enum hcl_tok_type_t
HCL_TOK_SELF,
HCL_TOK_SUPER,
HCL_TOK_CLASS,
HCL_TOK_FUN,
HCL_TOK_IF,
HCL_TOK_ELIF,
HCL_TOK_ELSE,
HCL_TOK_THROW,
HCL_TOK_TRY,
HCL_TOK_CATCH,
HCL_TOK_BREAK,
HCL_TOK_CONTINUE,
HCL_TOK_UNTIL,
HCL_TOK_WHILE,
HCL_TOK_BINOP,
HCL_TOK_IDENT,
@ -388,12 +394,19 @@ enum hcl_cnode_type_t
HCL_CNODE_FALSE,
HCL_CNODE_SELF,
HCL_CNODE_SUPER,
HCL_CNODE_CLASS,
HCL_CNODE_FUN,
HCL_CNODE_IF,
HCL_CNODE_ELIF,
HCL_CNODE_ELSE,
HCL_CNODE_THROW,
HCL_CNODE_TRY,
HCL_CNODE_CATCH,
HCL_CNODE_BREAK,
HCL_CNODE_CONTINUE,
HCL_CNODE_UNTIL,
HCL_CNODE_WHILE,
HCL_CNODE_ELLIPSIS,
HCL_CNODE_TRPCOLONS,

56
lib/read.c
View File

@ -58,12 +58,18 @@ static struct voca_t
{ 4, { 's','e','l','f' } },
{ 5, { 's','u','p','e','r' } },
{ 5, { 'c','l','a','s','s' } },
{ 3, { 'f','u','n' } },
{ 2, { 'i','f' } },
{ 4, { 'e','l','i','f' } },
{ 4, { 'e','l','s','e' } },
{ 5, { 't','h','r','o','w' } },
{ 3, { 't','r','y' } },
{ 5, { 'c','a','t','c','h' } },
{ 5, { 'b','r','e','a','k' } },
{ 8, { 'c','o','n','t','i','n','u','e' } },
{ 5, { 'u','n','t','i','l' } },
{ 5, { 'w','h','i','l','e' } },
{ 3, { 's','e','t' } },
{ 5, { 's','e','t','-','r' } },
@ -107,12 +113,18 @@ enum voca_id_t
VOCA_KW_SELF,
VOCA_KW_SUPER,
VOCA_KW_CLASS,
VOCA_KW_FUN,
VOCA_KW_IF,
VOCA_KW_ELIF,
VOCA_KW_ELSE,
VOCA_KW_THROW,
VOCA_KW_TRY,
VOCA_KW_CATCH,
VOCA_KW_BREAK,
VOCA_KW_CONTINUE,
VOCA_KW_UNTIL,
VOCA_KW_WHILE,
VOCA_SYM_SET,
VOCA_SYM_SET_R,
@ -417,18 +429,24 @@ static hcl_tok_type_t classify_ident_token (hcl_t* hcl, const hcl_oocs_t* v)
hcl_tok_type_t type;
} tab[] =
{
{ VOCA_KW_NIL, HCL_TOK_NIL },
{ VOCA_KW_TRUE, HCL_TOK_TRUE },
{ VOCA_KW_FALSE, HCL_TOK_FALSE },
{ VOCA_KW_SELF, HCL_TOK_SELF },
{ VOCA_KW_SUPER, HCL_TOK_SUPER },
{ VOCA_KW_NIL, HCL_TOK_NIL },
{ VOCA_KW_TRUE, HCL_TOK_TRUE },
{ VOCA_KW_FALSE, HCL_TOK_FALSE },
{ VOCA_KW_SELF, HCL_TOK_SELF },
{ VOCA_KW_SUPER, HCL_TOK_SUPER },
{ VOCA_KW_IF, HCL_TOK_IF },
{ VOCA_KW_ELIF, HCL_TOK_ELIF },
{ VOCA_KW_ELSE, HCL_TOK_ELSE },
{ VOCA_KW_THROW, HCL_TOK_THROW },
{ VOCA_KW_TRY, HCL_TOK_TRY },
{ VOCA_KW_CATCH, HCL_TOK_CATCH }
{ VOCA_KW_CLASS, HCL_TOK_CLASS },
{ VOCA_KW_FUN, HCL_TOK_FUN },
{ VOCA_KW_IF, HCL_TOK_IF },
{ VOCA_KW_ELIF, HCL_TOK_ELIF },
{ VOCA_KW_ELSE, HCL_TOK_ELSE },
{ VOCA_KW_THROW, HCL_TOK_THROW },
{ VOCA_KW_TRY, HCL_TOK_TRY },
{ VOCA_KW_CATCH, HCL_TOK_CATCH },
{ VOCA_KW_BREAK, HCL_TOK_BREAK },
{ VOCA_KW_CONTINUE, HCL_TOK_CONTINUE },
{ VOCA_KW_UNTIL, HCL_TOK_UNTIL },
{ VOCA_KW_WHILE, HCL_TOK_WHILE }
};
for (i = 0; i < HCL_COUNTOF(tab); i++)
@ -823,7 +841,8 @@ static HCL_INLINE int can_colon_list (hcl_t* hcl)
* implemented elsewhere because ':' has dual use while '::' or ':*' are
* independent tokens */
if (HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(rstl->head), HCL_SYNCODE_DEFUN) ||
HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(rstl->head), HCL_SYNCODE_FUN))
HCL_CNODE_IS_SYMBOL_SYNCODED(HCL_CNODE_CONS_CAR(rstl->head), HCL_SYNCODE_FUN) ||
HCL_CNODE_IS_TYPED(HCL_CNODE_CONS_CAR(rstl->head), HCL_CNODE_FUN))
{
if (rstl->count == 2) return 2;
}
@ -1245,12 +1264,18 @@ static hcl_cnode_type_t kw_to_cnode_type (int tok_type)
HCL_CNODE_SELF,
HCL_CNODE_SUPER,
HCL_CNODE_CLASS,
HCL_CNODE_FUN,
HCL_CNODE_IF,
HCL_CNODE_ELIF,
HCL_CNODE_ELSE,
HCL_CNODE_THROW,
HCL_CNODE_TRY,
HCL_CNODE_CATCH,
HCL_CNODE_BREAK,
HCL_CNODE_CONTINUE,
HCL_CNODE_UNTIL,
HCL_CNODE_WHILE
};
return mapping[tok_type - HCL_TOK_NIL];
@ -1657,12 +1682,19 @@ static int feed_process_token (hcl_t* hcl)
case HCL_TOK_FALSE:
case HCL_TOK_SELF:
case HCL_TOK_SUPER:
case HCL_TOK_CLASS:
case HCL_TOK_FUN:
case HCL_TOK_IF:
case HCL_TOK_ELIF:
case HCL_TOK_ELSE:
case HCL_TOK_THROW:
case HCL_TOK_TRY:
case HCL_TOK_CATCH:
case HCL_TOK_BREAK:
case HCL_TOK_CONTINUE:
case HCL_TOK_UNTIL:
case HCL_TOK_WHILE:
frd->obj = hcl_makecnode(hcl, kw_to_cnode_type(TOKEN_TYPE(hcl)), 0, TOKEN_LOC(hcl), TOKEN_NAME(hcl));
goto auto_xlist;