Bug #10314 ยป circular-arg-ref-syntax-error-10314.patch
| parse.y | ||
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case ID_LOCAL:
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if (dyna_in_block(p) && dvar_defined_ref(p, id, &vidp)) {
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if (id == p->cur_arg) {
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rb_warn1("circular argument reference - %"PRIsWARN, rb_id2str(id));
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compile_error(p, "circular argument reference - %"PRIsWARN, rb_id2str(id));
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return 0;
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}
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if (vidp) *vidp |= LVAR_USED;
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node = NEW_DVAR(id, loc);
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| ... | ... | |
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}
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if (local_id_ref(p, id, &vidp)) {
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if (id == p->cur_arg) {
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rb_warn1("circular argument reference - %"PRIsWARN, rb_id2str(id));
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compile_error(p, "circular argument reference - %"PRIsWARN, rb_id2str(id));
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return 0;
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}
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if (vidp) *vidp |= LVAR_USED;
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node = NEW_LVAR(id, loc);
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| test/ruby/test_syntax.rb | ||
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end
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def test_keyword_self_reference
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bug9593 = '[ruby-core:61299] [Bug #9593]'
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var: defined?(var)) var end")
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end
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assert_equal(42, o.foo(var: 42))
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assert_equal("local-variable", o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var: var) var end")
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end
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assert_nil(o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var: bar(var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var: bar {var}) var end")
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end
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| ... | ... | |
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end
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def test_optional_self_reference
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bug9593 = '[ruby-core:61299] [Bug #9593]'
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = defined?(var)) var end")
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end
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assert_equal(42, o.foo(42))
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assert_equal("local-variable", o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = var) var end")
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end
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assert_nil(o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = bar(var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = bar {var}) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = (def bar;end; var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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assert_raise(SyntaxError) do
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o.instance_eval("def foo(var = (def self.bar;end; var)) var end")
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end
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