* class.c (unknown_keyword_error): delete expected keywords
	  directly from raw table, so that the given block is not called.
	  [ruby-core:65837] [Bug #10413]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@48137 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* parse.y (parse_ident): just after a label, new expression should
	  start, cannot be a modifier.  [ruby-core:65211] [Bug #10279]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@47703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* vm_insnhelper.c (vm_callee_setup_keyword_arg): adjust VM stack
	  pointer to get rid of overwriting splat arguments by arguments
	  for `to_hash` conversion.  [ruby-core:63593] [Bug #10016]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@47138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* vm.c (core_hash_merge_kwd): should return the result hash, which
	  may be converted from and differ from the given argument.
	  [ruby-core:62921] [Bug #9898]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@46619 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* compile.c (compile_array_): make copy a first hash not to modify
	  the argument itself.  keyword splat should be non-destructive.
	  [ruby-core:62161] [Bug #9776]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@46451 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* parse.y (lex_state_e, parser_params, f_arglist, parser_yylex):
	  separate EXPR_LABELARG from EXPR_BEG and let newline significant,
	  so that required keyword argument can place at the end of
	  argument list without parentheses.  [ruby-core:61658] [Bug #9669]

	* parse.y (parser_yylex): only a newline after label should be
	  significant.  [ruby-core:61658] [Bug #9669]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@46005 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	test_method.rb, test_proc.rb: suppress warnings

	* test/ruby/test_method.rb: suppress warnings in verbose mode.

	* test/ruby/test_proc.rb: ditto.
	* proc.c (rb_iseq_min_max_arity): maximum argument is unlimited if
	  having rest keywords argument.  [ruby-core:53298] [Bug #8072]

	* iseq.c (rb_iseq_parameters): push argument type symbol only for
	  unnamed rest keywords argument.

	* compile.c (iseq_set_arguments): set arg_keyword_check from
	  nd_cflag, which is set by parser.  internal ID is used for
	  unnamed keyword rest argument, which should be separated from no
	  keyword check.

	* iseq.c (rb_iseq_parameters): if no keyword check, keyword rest is
	  present.

	* parse.y (new_args_tail_gen): set keywords check to nd_cflag, which
	  equals to that keyword rest is not present.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@45138 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* vm_insnhelper.c (vm_callee_setup_arg_complex): count post
  arguments as mandatory arguments.  [ruby-core:57706] [Bug #8993]
* vm_insnhelper.c (vm_yield_setup_block_args): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44207 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* class.c (rb_get_kwargs): if optional is negative, unknown
  keywords are allowed.
* vm_insnhelper.c (vm_callee_setup_keyword_arg): check unknown
  keywords.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44069 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* test/ruby/test_keyword.rb (test_required_keyword): check also
  error messages.

* test/ruby/test_keyword.rb (test_block_required_keyword): ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44067 b2dd03c8-39d4-4d8f-98ff-823fe69b080e