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-rw-r--r--src/range.c30
1 files changed, 8 insertions, 22 deletions
diff --git a/src/range.c b/src/range.c
index 97fdcdb97..181e1e243 100644
--- a/src/range.c
+++ b/src/range.c
@@ -17,9 +17,9 @@
static void
r_check(mrb_state *mrb, mrb_value a, mrb_value b)
{
- mrb_value ans;
enum mrb_vtype ta;
enum mrb_vtype tb;
+ mrb_int n;
ta = mrb_type(a);
tb = mrb_type(b);
@@ -32,9 +32,8 @@ r_check(mrb_state *mrb, mrb_value a, mrb_value b)
return;
}
- ans = mrb_funcall(mrb, a, "<=>", 1, b);
- if (mrb_nil_p(ans)) {
- /* can not be compared */
+ n = mrb_cmp(mrb, a, b);
+ if (n == -2) { /* can not be compared */
mrb_raise(mrb, E_ARGUMENT_ERROR, "bad value for range");
}
}
@@ -42,37 +41,24 @@ r_check(mrb_state *mrb, mrb_value a, mrb_value b)
static mrb_bool
r_le(mrb_state *mrb, mrb_value a, mrb_value b)
{
- mrb_value r = mrb_funcall(mrb, a, "<=>", 1, b); /* compare result */
- /* output :a < b => -1, a = b => 0, a > b => +1 */
-
- if (mrb_fixnum_p(r)) {
- mrb_int c = mrb_fixnum(r);
- if (c == 0 || c == -1) return TRUE;
- }
+ mrb_int n = mrb_cmp(mrb, a, b);
+ if (n == 0 || n == -1) return TRUE;
return FALSE;
}
static mrb_bool
r_gt(mrb_state *mrb, mrb_value a, mrb_value b)
{
- mrb_value r = mrb_funcall(mrb, a, "<=>", 1, b);
- /* output :a < b => -1, a = b => 0, a > b => +1 */
-
- return mrb_fixnum_p(r) && mrb_fixnum(r) == 1;
+ return mrb_cmp(mrb, a, b) == 1;
}
static mrb_bool
r_ge(mrb_state *mrb, mrb_value a, mrb_value b)
{
- mrb_value r = mrb_funcall(mrb, a, "<=>", 1, b); /* compare result */
- /* output :a < b => -1, a = b => 0, a > b => +1 */
-
- if (mrb_fixnum_p(r)) {
- mrb_int c = mrb_fixnum(r);
- if (c == 0 || c == 1) return TRUE;
- }
+ mrb_int n = mrb_cmp(mrb, a, b);
+ if (n == 0 || n == 1) return TRUE;
return FALSE;
}