Class: Array
- Inherits:
-
Object
- Object
- Array
- Defined in:
- (unknown)
Instance Method Summary collapse
Instance Method Details
#native_bindex(*args) ⇒ Object
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# File 'ext/native_bsearch/native_bsearch.c', line 12
static VALUE rb_array_binary_index(int argc, VALUE* argv, VALUE self) {
int lower = 0;
int upper = RARRAY_LEN(self) - 1;
int i, comp;
while(lower <= upper) {
i = lower + (upper - lower) / 2;
if(argc == 1)
{
comp = NUM2INT(rb_funcall(argv[0], id_cmp, 1, RARRAY_PTR(self)[i]));
}
else
{
comp = NUM2INT(rb_yield_values(1, rb_ary_entry(self, i)));
}
if(comp == 0) {
return LONG2NUM(i);
} else if(comp > 0) {
lower = i + 1;
} else {
upper = i - 1;
};
}
return Qnil;
}
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#native_bsearch(*args) ⇒ Object
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# File 'ext/native_bsearch/native_bsearch.c', line 39
static VALUE rb_array_binary_search(int argc, VALUE* argv, VALUE self) {
int lower = 0;
int upper = RARRAY_LEN(self) - 1;
int i, comp;
while(lower <= upper) {
i = lower + (upper - lower) / 2;
if(argc == 1)
{
comp = NUM2INT(rb_funcall(argv[0], id_cmp, 1, RARRAY_PTR(self)[i]));
}
else
{
comp = NUM2INT(rb_yield_values(1, rb_ary_entry(self, i)));
}
if(comp == 0) {
return rb_ary_entry(self, i);
} else if(comp > 0) {
lower = i + 1;
} else {
upper = i - 1;
};
}
return Qnil;
}
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