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-rw-r--r--lib.c118
-rw-r--r--lib.h12
2 files changed, 88 insertions, 42 deletions
diff --git a/lib.c b/lib.c
index 32ece94c..7a1b9493 100644
--- a/lib.c
+++ b/lib.c
@@ -804,7 +804,7 @@ static int seq_iter_peek_fast_oop(seq_iter_t *it, val *pval)
val seq_geti(seq_iter_t *it)
{
val v = nil;
- (void) it->get(it, &v);
+ (void) it->ops->get(it, &v);
return v;
}
@@ -861,6 +861,65 @@ static void seq_iter_rewind(seq_iter_t *it, val self)
}
}
+struct seq_iter_ops si_null_ops = seq_iter_ops_init(seq_iter_get_nil,
+ seq_iter_peek_nil);
+
+struct seq_iter_ops si_list_ops = seq_iter_ops_init(seq_iter_get_list,
+ seq_iter_peek_list);
+
+struct seq_iter_ops si_vec_ops = seq_iter_ops_init(seq_iter_get_vec,
+ seq_iter_peek_vec);
+
+struct seq_iter_ops si_hash_ops = seq_iter_ops_init(seq_iter_get_hash,
+ seq_iter_peek_hash);
+
+struct seq_iter_ops si_tree_ops = seq_iter_ops_init(seq_iter_get_tree,
+ seq_iter_peek_tree);
+
+struct seq_iter_ops si_range_cnum_ops =
+ seq_iter_ops_init(seq_iter_get_range_cnum,
+ seq_iter_peek_range_cnum);
+
+struct seq_iter_ops si_range_chr_ops =
+ seq_iter_ops_init(seq_iter_get_range_chr,
+ seq_iter_peek_range_chr);
+
+struct seq_iter_ops si_range_bignum_ops =
+ seq_iter_ops_init(seq_iter_get_range_bignum,
+ seq_iter_peek_range_bignum);
+
+struct seq_iter_ops si_range_str_ops =
+ seq_iter_ops_init(seq_iter_get_range_str,
+ seq_iter_peek_range_str);
+
+struct seq_iter_ops si_rev_range_cnum_ops =
+ seq_iter_ops_init(seq_iter_get_rev_range_cnum,
+ seq_iter_peek_rev_range_cnum);
+
+struct seq_iter_ops si_rev_range_chr_ops =
+ seq_iter_ops_init(seq_iter_get_rev_range_chr,
+ seq_iter_peek_rev_range_chr);
+
+struct seq_iter_ops si_rev_range_bignum_ops =
+ seq_iter_ops_init(seq_iter_get_rev_range_bignum,
+ seq_iter_peek_rev_range_bignum);
+
+struct seq_iter_ops si_rev_range_str_ops =
+ seq_iter_ops_init(seq_iter_get_rev_range_str,
+ seq_iter_peek_range_str);
+
+struct seq_iter_ops si_chr_ops = seq_iter_ops_init(seq_iter_get_chr,
+ seq_iter_peek_chr);
+
+struct seq_iter_ops si_num_ops = seq_iter_ops_init(seq_iter_get_num,
+ seq_iter_peek_num);
+
+struct seq_iter_ops si_oop_ops = seq_iter_ops_init(seq_iter_get_oop,
+ seq_iter_peek_oop);
+
+struct seq_iter_ops si_fast_oop_ops = seq_iter_ops_init(seq_iter_get_fast_oop,
+ seq_iter_peek_fast_oop);
+
void seq_iter_init_with_info(val self, seq_iter_t *it,
seq_info_t si, int support_rewind)
{
@@ -881,28 +940,24 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
case NUM:
it->ui.cn = c_num(rf, self);
it->ul.cbound = c_num(rt, self);
- it->get = seq_iter_get_range_cnum;
- it->peek = seq_iter_peek_range_cnum;
+ it->ops = &si_range_cnum_ops;
break;
case CHR:
it->ui.cn = c_chr(rf);
it->ul.cbound = c_chr(rt);
- it->get = seq_iter_get_range_chr;
- it->peek = seq_iter_peek_range_chr;
+ it->ops = &si_range_chr_ops;
break;
case BGNUM:
it->ui.vn = rf;
it->ul.vbound = rt;
- it->get = seq_iter_get_range_bignum;
- it->peek = seq_iter_peek_range_bignum;
+ it->ops = &si_range_bignum_ops;
break;
case LIT:
case STR:
case LSTR:
it->ui.vn = copy_str(rf);
it->ul.vbound = rt;
- it->get = seq_iter_get_range_str;
- it->peek = seq_iter_peek_range_str;
+ it->ops = &si_range_str_ops;
if (eql(length_str(rf), length_str(rt)))
break;
/* fallthrough */
@@ -912,28 +967,24 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
case NUM:
it->ui.cn = c_num(rf, self);
it->ul.cbound = c_num(rt, self);
- it->get = seq_iter_get_rev_range_cnum;
- it->peek = seq_iter_peek_rev_range_cnum;
+ it->ops = &si_rev_range_cnum_ops;
break;
case CHR:
it->ui.cn = c_chr(rf);
it->ul.cbound = c_chr(rt);
- it->get = seq_iter_get_rev_range_chr;
- it->peek = seq_iter_peek_rev_range_chr;
+ it->ops = &si_rev_range_chr_ops;
break;
case BGNUM:
it->ui.vn = rf;
it->ul.vbound = rt;
- it->get = seq_iter_get_rev_range_bignum;
- it->peek = seq_iter_peek_rev_range_bignum;
+ it->ops = &si_rev_range_bignum_ops;
break;
case LIT:
case STR:
case LSTR:
it->ui.vn = copy_str(rf);
it->ul.vbound = rt;
- it->get = seq_iter_get_rev_range_str;
- it->peek = seq_iter_peek_range_str;
+ it->ops = &si_rev_range_str_ops;
if (eql(length_str(rf), length_str(rt)))
break;
/* fallthrough */
@@ -948,16 +999,14 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
case CHR:
it->ui.cn = c_chr(it->inf.obj);
it->ul.cbound = 0;
- it->get = seq_iter_get_chr;
- it->peek = seq_iter_peek_chr;
+ it->ops = &si_chr_ops;
break;
case NUM:
case BGNUM:
case FLNUM:
it->ui.vn = it->inf.obj;
it->ul.vbound = nil;
- it->get = seq_iter_get_num;
- it->peek = seq_iter_peek_num;
+ it->ops = &si_num_ops;
break;
case COBJ:
if (obj_struct_p(it->inf.obj)) {
@@ -967,21 +1016,18 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
if (iter == nil) {
it->ui.iter = nil;
it->ul.len = 0;
- it->get = seq_iter_get_nil;
- it->peek = seq_iter_peek_nil;
+ it->ops = &si_null_ops;
break;
} else {
val iter_more_meth = get_special_slot(iter, iter_more_m);
if (iter_more_meth) {
it->ui.iter = iter;
it->ul.next = nao;
- it->get = seq_iter_get_oop;
- it->peek = seq_iter_peek_oop;
+ it->ops = &si_oop_ops;
} else {
it->ui.iter = iter;
it->ul.next = nao;
- it->get = seq_iter_get_fast_oop;
- it->peek = seq_iter_peek_fast_oop;
+ it->ops = &si_fast_oop_ops;
}
break;
}
@@ -998,8 +1044,7 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
copy_tree_iter(it->inf.obj),
it->inf.obj);
it->ul.len = 0;
- it->get = seq_iter_get_tree;
- it->peek = seq_iter_peek_tree;
+ it->ops = &si_tree_ops;
break;
}
/* fallthrough */
@@ -1008,34 +1053,29 @@ void seq_iter_init_with_info(val self, seq_iter_t *it,
case SEQ_NIL:
it->ui.iter = nil;
it->ul.len = 0;
- it->get = seq_iter_get_nil;
- it->peek = seq_iter_peek_nil;
+ it->ops = &si_null_ops;
break;
case SEQ_LISTLIKE:
it->ui.iter = it->inf.obj;
it->ul.len = 0;
- it->get = seq_iter_get_list;
- it->peek = seq_iter_peek_list;
+ it->ops = &si_list_ops;
if (!support_rewind)
it->inf.obj = nil;
break;
case SEQ_VECLIKE:
it->ui.index = 0;
it->ul.len = c_num(length(it->inf.obj), self);
- it->get = seq_iter_get_vec;
- it->peek = seq_iter_peek_vec;
+ it->ops = &si_vec_ops;
break;
case SEQ_HASHLIKE:
it->ui.iter = hash_begin(it->inf.obj);
it->ul.len = 0;
- it->get = seq_iter_get_hash;
- it->peek = seq_iter_peek_hash;
+ it->ops = &si_hash_ops;
break;
case SEQ_TREELIKE:
it->ui.iter = tree_begin(it->inf.obj, colon_k, colon_k);
it->ul.len = 0;
- it->get = seq_iter_get_tree;
- it->peek = seq_iter_peek_tree;
+ it->ops = &si_tree_ops;
break;
default:
unsup_obj(self, it->inf.obj);
diff --git a/lib.h b/lib.h
index 5fa529e5..3365183c 100644
--- a/lib.h
+++ b/lib.h
@@ -415,9 +415,15 @@ typedef struct seq_iter {
cnum cbound;
val next;
} ul;
+ struct seq_iter_ops *ops;
+} seq_iter_t;
+
+struct seq_iter_ops {
int (*get)(struct seq_iter *, val *pval);
int (*peek)(struct seq_iter *, val *pval);
-} seq_iter_t;
+};
+
+#define seq_iter_ops_init(get, peek) { get, peek }
extern const seq_kind_t seq_kind_tab[MAXTYPE+1];
@@ -572,8 +578,8 @@ seq_info_t seq_info(val cobj);
void seq_iter_init_with_info(val self, seq_iter_t *it,
seq_info_t si, int support_rewind);
void seq_iter_init(val self, seq_iter_t *it, val obj);
-INLINE int seq_get(seq_iter_t *it, val *pval) { return it->get(it, pval); }
-INLINE int seq_peek(seq_iter_t *it, val *pval) { return it->peek(it, pval); }
+INLINE int seq_get(seq_iter_t *it, val *pval) { return it->ops->get(it, pval); }
+INLINE int seq_peek(seq_iter_t *it, val *pval) { return it->ops->peek(it, pval); }
val seq_geti(seq_iter_t *it);
val seq_getpos(val self, seq_iter_t *it);
void seq_setpos(val self, seq_iter_t *it, val pos);
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-17 20:30:21 +0000