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* proc.c (proc_curry): Fix arity check [Bug #5747]

* test/ruby/test_proc.rb: Test for above

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39008 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2013-02-01 22:46:32 +00:00
parent 83610815d4
commit f810d1804a
3 changed files with 18 additions and 10 deletions

View file

@ -1,3 +1,9 @@
Sat Feb 2 07:45:44 2013 Marc-Andre Lafortune <ruby-core@marc-andre.ca>
* proc.c (proc_curry): Fix arity check [Bug #5747]
* test/ruby/test_proc.rb: Test for above
Sat Feb 2 07:44:15 2013 Marc-Andre Lafortune <ruby-core@marc-andre.ca>
* proc.c: Add {*}_min_max_arity and refactor.

15
proc.c
View file

@ -2163,22 +2163,17 @@ curry(VALUE dummy, VALUE args, int argc, VALUE *argv, VALUE passed_proc)
static VALUE
proc_curry(int argc, VALUE *argv, VALUE self)
{
int sarity, marity = rb_proc_arity(self);
VALUE arity, opt = Qfalse;
if (marity < 0) {
marity = -marity - 1;
opt = Qtrue;
}
int sarity, max_arity, min_arity = rb_proc_min_max_arity(self, &max_arity);
VALUE arity;
rb_scan_args(argc, argv, "01", &arity);
if (NIL_P(arity)) {
arity = INT2FIX(marity);
arity = INT2FIX(min_arity);
}
else {
sarity = FIX2INT(arity);
if (rb_proc_lambda_p(self) && (sarity < marity || (sarity > marity && !opt))) {
rb_raise(rb_eArgError, "wrong number of arguments (%d for %d)", sarity, marity);
if (rb_proc_lambda_p(self)) {
rb_check_arity(sarity, min_arity, max_arity);
}
}

View file

@ -270,6 +270,13 @@ class TestProc < Test::Unit::TestCase
assert_equal(self, result[1])
end
def test_curry_optional_params
obj = Object.new
def obj.foo(a, b=42); end
assert_raise(ArgumentError) { obj.method(:foo).to_proc.curry(3) }
assert_raise(ArgumentError) { ->(a, b=42){}.curry(3) }
end
def test_dup_clone
b = proc {|x| x + "bar" }
class << b; attr_accessor :foo; end