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updated the compiler to treat fun/class as defun/defclass if possible
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hyung-hwan 2024-03-31 23:14:17 +09:00
parent e7b778e999
commit e0ba7c6f12
1 changed files with 23 additions and 1 deletions
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24
lib/comp.c
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@ -2351,6 +2351,7 @@ static int compile_class (hcl_t* hcl, hcl_cnode_t* src, int defclass)
/* defun must be followed by an explicit function name */
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_DEFCLASS));
class_as_defclass:
if (!obj)
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ARGNAMELIST, HCL_CNODE_GET_LOC(src), HCL_NULL, "no name in %.*js", HCL_CNODE_GET_TOKLEN(cmd), HCL_CNODE_GET_TOKPTR(cmd));
@ -2390,10 +2391,16 @@ static int compile_class (hcl_t* hcl, hcl_cnode_t* src, int defclass)
class_name = HCL_CNODE_CONS_CAR(obj);
if (HCL_CNODE_IS_SYMBOL(class_name))
{
#if 0
hcl_setsynerrbfmt (
hcl, HCL_SYNERR_BANNEDVARNAME, HCL_CNODE_GET_LOC(class_name), HCL_CNODE_GET_TOK(class_name),
"class name not allowed in %.*js", HCL_CNODE_GET_TOKLEN(cmd), HCL_CNODE_GET_TOKPTR(cmd));
return -1;
#else
/* to handle 'class' in place of 'defclass' */
defclass = 1;
goto class_as_defclass;
#endif
}
}
@ -2727,12 +2734,27 @@ static int compile_lambda (hcl_t* hcl, hcl_cnode_t* src, int defun)
class_name = HCL_NULL;
if (!defun && (obj && HCL_CNODE_IS_CONS(obj)))
{
/* 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_LAMBDA));
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))
{
/* not followed by an argument list */
defun = 1;
goto fun_as_defun;
}
}
if (defun)
{
/* defun must be followed by an explicit function name */
HCL_ASSERT (hcl, HCL_CNODE_IS_SYMBOL_SYNCODED(cmd, HCL_SYNCODE_DEFUN));
fun_as_defun:
if (!obj)
{
hcl_setsynerrbfmt (hcl, HCL_SYNERR_ARGNAMELIST, HCL_CNODE_GET_LOC(src), HCL_NULL, "no name in %.*js", HCL_CNODE_GET_TOKLEN(cmd), HCL_CNODE_GET_TOKPTR(cmd));