class Parser::Ruby27

# File lib/parser/ruby27.rb, line 7905
def _reduce_1(val, _values, result)
                      @current_arg_stack.push(nil)
                      @max_numparam_stack.push(static: false)

    result
end

# File lib/parser/ruby27.rb, line 7959
def _reduce_10(val, _values, result)
                      result = val

    result
end

# File lib/parser/ruby27.rb, line 8535
def _reduce_100(val, _values, result)
                      if (val[1][0] == :anddot)
                        diagnostic :error, :csend_in_lhs_of_masgn, nil, val[1]
                      end

                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8545
def _reduce_101(val, _values, result)
                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8551
def _reduce_102(val, _values, result)
                      if (val[1][0] == :anddot)
                        diagnostic :error, :csend_in_lhs_of_masgn, nil, val[1]
                      end

                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8561
def _reduce_103(val, _values, result)
                      result = @builder.assignable(
                                  @builder.const_fetch(val[0], val[1], val[2]))

    result
end

# File lib/parser/ruby27.rb, line 8568
def _reduce_104(val, _values, result)
                      result = @builder.assignable(
                                  @builder.const_global(val[0], val[1]))

    result
end

# File lib/parser/ruby27.rb, line 8575
def _reduce_105(val, _values, result)
                      result = @builder.assignable(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8581
def _reduce_106(val, _values, result)
                      result = @builder.assignable(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8587
def _reduce_107(val, _values, result)
                      result = @builder.assignable(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8593
def _reduce_108(val, _values, result)
                      result = @builder.index_asgn(val[0], val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 8599
def _reduce_109(val, _values, result)
                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 7965
def _reduce_11(val, _values, result)
                      rescue_bodies     = val[1]
                      else_t,   else_   = val[2]
                      ensure_t, ensure_ = val[3]

                      if rescue_bodies.empty? && !else_t.nil?
                        diagnostic :error, :useless_else, nil, else_t
                      end

                      result = @builder.begin_body(val[0],
                                  rescue_bodies,
                                  else_t,   else_,
                                  ensure_t, ensure_)

    result
end

# File lib/parser/ruby27.rb, line 8605
def _reduce_110(val, _values, result)
                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8611
def _reduce_111(val, _values, result)
                      result = @builder.attr_asgn(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8617
def _reduce_112(val, _values, result)
                      result = @builder.assignable(
                                  @builder.const_fetch(val[0], val[1], val[2]))

    result
end

# File lib/parser/ruby27.rb, line 8624
def _reduce_113(val, _values, result)
                      result = @builder.assignable(
                                  @builder.const_global(val[0], val[1]))

    result
end

# File lib/parser/ruby27.rb, line 8631
def _reduce_114(val, _values, result)
                      result = @builder.assignable(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8637
def _reduce_115(val, _values, result)
                      diagnostic :error, :module_name_const, nil, val[0]

    result
end

# File lib/parser/ruby27.rb, line 8645
def _reduce_117(val, _values, result)
                      result = @builder.const_global(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 8651
def _reduce_118(val, _values, result)
                      result = @builder.const(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8657
def _reduce_119(val, _values, result)
                      result = @builder.const_fetch(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 7982
def _reduce_12(val, _values, result)
                      result = @builder.compstmt(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8673
def _reduce_125(val, _values, result)
                      result = @builder.symbol_internal(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8681
def _reduce_127(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 8687
def _reduce_128(val, _values, result)
                      @lexer.state = :expr_fname

    result
end

# File lib/parser/ruby27.rb, line 8693
def _reduce_129(val, _values, result)
                      result = val[0] << val[3]

    result
end

# File lib/parser/ruby27.rb, line 7988
def _reduce_13(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 7994
def _reduce_14(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 8000
def _reduce_15(val, _values, result)
                      result = val[0] << val[2]

    result
end

# File lib/parser/ruby27.rb, line 8006
def _reduce_16(val, _values, result)
                      result = [ val[1] ]

    result
end

# File lib/parser/ruby27.rb, line 8014
def _reduce_18(val, _values, result)
                      diagnostic :error, :begin_in_method, nil, val[0]

    result
end

# File lib/parser/ruby27.rb, line 8020
def _reduce_19(val, _values, result)
                      @lexer.state = :expr_fname

    result
end

# File lib/parser/ruby27.rb, line 7912
def _reduce_2(val, _values, result)
                      result = val[1]

                      @current_arg_stack.pop
                      @max_numparam_stack.pop

    result
end

# File lib/parser/ruby27.rb, line 8026
def _reduce_20(val, _values, result)
                      result = @builder.alias(val[0], val[1], val[3])

    result
end

# File lib/parser/ruby27.rb, line 8841
def _reduce_201(val, _values, result)
                      result = @builder.assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8847
def _reduce_202(val, _values, result)
                      result = @builder.op_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8853
def _reduce_203(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.index(
                                    val[0], val[1], val[2], val[3]),
                                  val[4], val[5])

    result
end

# File lib/parser/ruby27.rb, line 8862
def _reduce_204(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 8871
def _reduce_205(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 8880
def _reduce_206(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 8889
def _reduce_207(val, _values, result)
                      const  = @builder.const_op_assignable(
                                  @builder.const_fetch(val[0], val[1], val[2]))
                      result = @builder.op_assign(const, val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 8897
def _reduce_208(val, _values, result)
                      const  = @builder.const_op_assignable(
                                  @builder.const_global(val[0], val[1]))
                      result = @builder.op_assign(const, val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 8905
def _reduce_209(val, _values, result)
                      result = @builder.op_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8032
def _reduce_21(val, _values, result)
                      result = @builder.alias(val[0],
                                  @builder.gvar(val[1]),
                                  @builder.gvar(val[2]))

    result
end

# File lib/parser/ruby27.rb, line 8911
def _reduce_210(val, _values, result)
                      result = @builder.range_inclusive(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8917
def _reduce_211(val, _values, result)
                      result = @builder.range_exclusive(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8923
def _reduce_212(val, _values, result)
                      result = @builder.range_inclusive(val[0], val[1], nil)

    result
end

# File lib/parser/ruby27.rb, line 8929
def _reduce_213(val, _values, result)
                      result = @builder.range_exclusive(val[0], val[1], nil)

    result
end

# File lib/parser/ruby27.rb, line 8935
def _reduce_214(val, _values, result)
                      result = @builder.range_inclusive(nil, val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 8941
def _reduce_215(val, _values, result)
                      result = @builder.range_exclusive(nil, val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 8947
def _reduce_216(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8953
def _reduce_217(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8959
def _reduce_218(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8965
def _reduce_219(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8040
def _reduce_22(val, _values, result)
                      result = @builder.alias(val[0],
                                  @builder.gvar(val[1]),
                                  @builder.back_ref(val[2]))

    result
end

# File lib/parser/ruby27.rb, line 8971
def _reduce_220(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8977
def _reduce_221(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8983
def _reduce_222(val, _values, result)
                      result = @builder.unary_op(val[0],
                                  @builder.binary_op(
                                    val[1], val[2], val[3]))

    result
end

# File lib/parser/ruby27.rb, line 8991
def _reduce_223(val, _values, result)
                      result = @builder.unary_op(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 8997
def _reduce_224(val, _values, result)
                      result = @builder.unary_op(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9003
def _reduce_225(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9009
def _reduce_226(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9015
def _reduce_227(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9021
def _reduce_228(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8048
def _reduce_23(val, _values, result)
                      diagnostic :error, :nth_ref_alias, nil, val[2]

    result
end

# File lib/parser/ruby27.rb, line 9029
def _reduce_230(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9035
def _reduce_231(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9041
def _reduce_232(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9047
def _reduce_233(val, _values, result)
                      result = @builder.match_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9053
def _reduce_234(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9059
def _reduce_235(val, _values, result)
                      result = @builder.not_op(val[0], nil, val[1], nil)

    result
end

# File lib/parser/ruby27.rb, line 9065
def _reduce_236(val, _values, result)
                      result = @builder.unary_op(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9071
def _reduce_237(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9077
def _reduce_238(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9083
def _reduce_239(val, _values, result)
                      result = @builder.logical_op(:and, val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8054
def _reduce_24(val, _values, result)
                      result = @builder.undef_method(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9089
def _reduce_240(val, _values, result)
                      result = @builder.logical_op(:or, val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9095
def _reduce_241(val, _values, result)
                      result = @builder.keyword_cmd(:defined?, val[0], nil, [ val[2] ], nil)

    result
end

# File lib/parser/ruby27.rb, line 9101
def _reduce_242(val, _values, result)
                      result = @builder.ternary(val[0], val[1],
                                                val[2], val[4], val[5])

    result
end

# File lib/parser/ruby27.rb, line 9118
def _reduce_248(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9124
def _reduce_249(val, _values, result)
                      result = @builder.binary_op(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 8060
def _reduce_25(val, _values, result)
                      result = @builder.condition_mod(val[0], nil,
                                                      val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9136
def _reduce_253(val, _values, result)
                      result = val[0] << @builder.associate(nil, val[2], nil)

    result
end

# File lib/parser/ruby27.rb, line 9142
def _reduce_254(val, _values, result)
                      result = [ @builder.associate(nil, val[0], nil) ]

    result
end

# File lib/parser/ruby27.rb, line 9150
def _reduce_256(val, _values, result)
                      rescue_body = @builder.rescue_body(val[1],
                                        nil, nil, nil,
                                        nil, val[2])

                      result = @builder.begin_body(val[0], [ rescue_body ])

    result
end

# File lib/parser/ruby27.rb, line 9160
def _reduce_257(val, _values, result)
                      result = val

    result
end

# File lib/parser/ruby27.rb, line 9166
def _reduce_258(val, _values, result)
                      unless @static_env.declared_forward_args?
                        diagnostic :error, :unexpected_token, { :token => 'tBDOT3' } , val[3]
                      end

                      result = [val[0], [*val[1], @builder.forwarded_args(val[3])], val[4]]

    result
end

# File lib/parser/ruby27.rb, line 9176
def _reduce_259(val, _values, result)
                      unless @static_env.declared_forward_args?
                        diagnostic :error, :unexpected_token, { :token => 'tBDOT3' } , val[1]
                      end

                      result = [val[0], [@builder.forwarded_args(val[1])], val[2]]

    result
end

# File lib/parser/ruby27.rb, line 8067
def _reduce_26(val, _values, result)
                      result = @builder.condition_mod(nil, val[0],
                                                      val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9186
def _reduce_260(val, _values, result)
                      result = [ nil, [], nil ]

    result
end

# File lib/parser/ruby27.rb, line 9194
def _reduce_262(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 9204
def _reduce_265(val, _values, result)
                      result = val[0] << @builder.associate(nil, val[2], nil)

    result
end

# File lib/parser/ruby27.rb, line 9210
def _reduce_266(val, _values, result)
                      result = [ @builder.associate(nil, val[0], nil) ]

    result
end

# File lib/parser/ruby27.rb, line 9216
def _reduce_267(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9222
def _reduce_268(val, _values, result)
                      result = val[0].concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 9228
def _reduce_269(val, _values, result)
                      result = [ @builder.associate(nil, val[0], nil) ]
                      result.concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 8074
def _reduce_27(val, _values, result)
                      result = @builder.loop_mod(:while, val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9235
def _reduce_270(val, _values, result)
                      assocs = @builder.associate(nil, val[2], nil)
                      result = val[0] << assocs
                      result.concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 9243
def _reduce_271(val, _values, result)
                      result =  [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9249
def _reduce_272(val, _values, result)
                      # When branch gets invoked by RACC's lookahead
                      # and command args start with '[' or '('
                      # we need to put `true` to the cmdarg stack
                      # **before** `false` pushed by lexer
                      #   m [], n
                      #     ^
                      # Right here we have cmdarg [...0] because
                      # lexer pushed it on '['
                      # We need to modify cmdarg stack to [...10]
                      #
                      # For all other cases (like `m n` or `m n, []`) we simply put 1 to the stack
                      # and later lexer pushes corresponding bits on top of it.
                      last_token = @last_token[0]
                      lookahead = last_token == :tLBRACK || last_token == :tLPAREN_ARG

                      if lookahead
                        top = @lexer.cmdarg.pop
                        @lexer.cmdarg.push(true)
                        @lexer.cmdarg.push(top)
                      else
                        @lexer.cmdarg.push(true)
                      end

    result
end

# File lib/parser/ruby27.rb, line 9276
def _reduce_273(val, _values, result)
                      # call_args can be followed by tLBRACE_ARG (that does cmdarg.push(0) in the lexer)
                      # but the push must be done after cmdarg.pop() in the parser.
                      # So this code does cmdarg.pop() to pop 0 pushed by tLBRACE_ARG,
                      # cmdarg.pop() to pop 1 pushed by command_args,
                      # and cmdarg.push(0) to restore back the flag set by tLBRACE_ARG.
                      last_token = @last_token[0]
                      lookahead = last_token == :tLBRACE_ARG
                      if lookahead
                        top = @lexer.cmdarg.pop
                        @lexer.cmdarg.pop
                        @lexer.cmdarg.push(top)
                      else
                        @lexer.cmdarg.pop
                      end

                      result = val[1]

    result
end

# File lib/parser/ruby27.rb, line 9297
def _reduce_274(val, _values, result)
                      result = @builder.block_pass(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9303
def _reduce_275(val, _values, result)
                      result = [ val[1] ]

    result
end

# File lib/parser/ruby27.rb, line 9309
def _reduce_276(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 9315
def _reduce_277(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9321
def _reduce_278(val, _values, result)
                      result = [ @builder.splat(val[0], val[1]) ]

    result
end

# File lib/parser/ruby27.rb, line 9327
def _reduce_279(val, _values, result)
                      result = val[0] << val[2]

    result
end

# File lib/parser/ruby27.rb, line 8080
def _reduce_28(val, _values, result)
                      result = @builder.loop_mod(:until, val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9333
def _reduce_280(val, _values, result)
                      result = val[0] << @builder.splat(val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9339
def _reduce_281(val, _values, result)
                      result = @builder.array(nil, val[0], nil)

    result
end

# File lib/parser/ruby27.rb, line 9347
def _reduce_283(val, _values, result)
                      result = val[0] << val[2]

    result
end

# File lib/parser/ruby27.rb, line 9353
def _reduce_284(val, _values, result)
                      result = val[0] << @builder.splat(val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9359
def _reduce_285(val, _values, result)
                      result = [ @builder.splat(val[0], val[1]) ]

    result
end

# File lib/parser/ruby27.rb, line 8086
def _reduce_29(val, _values, result)
                      rescue_body = @builder.rescue_body(val[1],
                                        nil, nil, nil,
                                        nil, val[2])

                      result = @builder.begin_body(val[0], [ rescue_body ])

    result
end

# File lib/parser/ruby27.rb, line 9385
def _reduce_296(val, _values, result)
                      result = @builder.call_method(nil, nil, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9391
def _reduce_297(val, _values, result)
                      @lexer.cmdarg.push(false)

    result
end

# File lib/parser/ruby27.rb, line 9397
def _reduce_298(val, _values, result)
                      @lexer.cmdarg.pop

                      result = @builder.begin_keyword(val[0], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9405
def _reduce_299(val, _values, result)
                      @lexer.state = :expr_endarg

    result
end

# File lib/parser/ruby27.rb, line 7921
def _reduce_3(val, _values, result)
                      result = @builder.compstmt(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8096
def _reduce_30(val, _values, result)
                      result = @builder.postexe(val[0], val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9411
def _reduce_300(val, _values, result)
                      result = @builder.begin(val[0], val[1], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9417
def _reduce_301(val, _values, result)
                      @lexer.state = :expr_endarg

    result
end

# File lib/parser/ruby27.rb, line 9423
def _reduce_302(val, _values, result)
                      result = @builder.begin(val[0], nil, val[3])

    result
end

# File lib/parser/ruby27.rb, line 9429
def _reduce_303(val, _values, result)
                      result = @builder.begin(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9435
def _reduce_304(val, _values, result)
                      result = @builder.const_fetch(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9441
def _reduce_305(val, _values, result)
                      result = @builder.const_global(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9447
def _reduce_306(val, _values, result)
                      result = @builder.array(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9453
def _reduce_307(val, _values, result)
                      result = @builder.associate(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9459
def _reduce_308(val, _values, result)
                      result = @builder.keyword_cmd(:return, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9465
def _reduce_309(val, _values, result)
                      result = @builder.keyword_cmd(:yield, val[0], val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9471
def _reduce_310(val, _values, result)
                      result = @builder.keyword_cmd(:yield, val[0], val[1], [], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9477
def _reduce_311(val, _values, result)
                      result = @builder.keyword_cmd(:yield, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9483
def _reduce_312(val, _values, result)
                      result = @builder.keyword_cmd(:defined?, val[0],
                                                    val[2], [ val[3] ], val[4])

    result
end

# File lib/parser/ruby27.rb, line 9490
def _reduce_313(val, _values, result)
                      result = @builder.not_op(val[0], val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9496
def _reduce_314(val, _values, result)
                      result = @builder.not_op(val[0], val[1], nil, val[2])

    result
end

# File lib/parser/ruby27.rb, line 9502
def _reduce_315(val, _values, result)
                      method_call = @builder.call_method(nil, nil, val[0])

                      begin_t, args, body, end_t = val[1]
                      result      = @builder.block(method_call,
                                      begin_t, args, body, end_t)

    result
end

# File lib/parser/ruby27.rb, line 9514
def _reduce_317(val, _values, result)
                      begin_t, args, body, end_t = val[1]
                      result      = @builder.block(val[0],
                                      begin_t, args, body, end_t)

    result
end

# File lib/parser/ruby27.rb, line 9522
def _reduce_318(val, _values, result)
                      result = @context.dup
                      @context.in_lambda = true

    result
end

# File lib/parser/ruby27.rb, line 9529
def _reduce_319(val, _values, result)
                      lambda_call = @builder.call_lambda(val[0])

                      args, (begin_t, body, end_t) = val[2]
                      result      = @builder.block(lambda_call,
                                      begin_t, args, body, end_t)

                      @context.in_lambda = val[1].in_lambda

    result
end

# File lib/parser/ruby27.rb, line 8104
def _reduce_32(val, _values, result)
                      result = @builder.multi_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9541
def _reduce_320(val, _values, result)
                      else_t, else_ = val[4]
                      result = @builder.condition(val[0], val[1], val[2],
                                                  val[3], else_t,
                                                  else_,  val[5])

    result
end

# File lib/parser/ruby27.rb, line 9550
def _reduce_321(val, _values, result)
                      else_t, else_ = val[4]
                      result = @builder.condition(val[0], val[1], val[2],
                                                  else_,  else_t,
                                                  val[3], val[5])

    result
end

# File lib/parser/ruby27.rb, line 9559
def _reduce_322(val, _values, result)
                      result = @builder.loop(:while, val[0], *val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9565
def _reduce_323(val, _values, result)
                      result = @builder.loop(:until, val[0], *val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 9571
def _reduce_324(val, _values, result)
                      *when_bodies, (else_t, else_body) = *val[3]

                      result = @builder.case(val[0], val[1],
                                             when_bodies, else_t, else_body,
                                             val[4])

    result
end

# File lib/parser/ruby27.rb, line 9581
def _reduce_325(val, _values, result)
                      *when_bodies, (else_t, else_body) = *val[2]

                      result = @builder.case(val[0], nil,
                                             when_bodies, else_t, else_body,
                                             val[3])

    result
end

# File lib/parser/ruby27.rb, line 9591
def _reduce_326(val, _values, result)
                      *in_bodies, (else_t, else_body) = *val[3]

                      result = @builder.case_match(val[0], val[1],
                                             in_bodies, else_t, else_body,
                                             val[4])

    result
end

# File lib/parser/ruby27.rb, line 9601
def _reduce_327(val, _values, result)
                      result = @builder.for(val[0], val[1], val[2], *val[3], val[4], val[5])

    result
end

# File lib/parser/ruby27.rb, line 9607
def _reduce_328(val, _values, result)
                      local_push
                      @context.in_class = true

    result
end

# File lib/parser/ruby27.rb, line 9614
def _reduce_329(val, _values, result)
                      k_class, ctx = val[0]
                      if @context.in_def
                        diagnostic :error, :class_in_def, nil, k_class
                      end

                      lt_t, superclass = val[2]
                      result = @builder.def_class(k_class, val[1],
                                                  lt_t, superclass,
                                                  val[4], val[5])

                      local_pop
                      @context.in_class = ctx.in_class

    result
end

# File lib/parser/ruby27.rb, line 8110
def _reduce_33(val, _values, result)
                      result = @builder.assign(val[0], val[1],
                                  @builder.array(nil, val[2], nil))

    result
end

# File lib/parser/ruby27.rb, line 9631
def _reduce_330(val, _values, result)
                      @context.in_def = false
                      @context.in_class = false
                      local_push

    result
end

# File lib/parser/ruby27.rb, line 9639
def _reduce_331(val, _values, result)
                      k_class, ctx = val[0]
                      result = @builder.def_sclass(k_class, val[1], val[2],
                                                   val[5], val[6])

                      local_pop
                      @context.in_def = ctx.in_def
                      @context.in_class = ctx.in_class

    result
end

# File lib/parser/ruby27.rb, line 9651
def _reduce_332(val, _values, result)
                      @context.in_class = true
                      local_push

    result
end

# File lib/parser/ruby27.rb, line 9658
def _reduce_333(val, _values, result)
                      k_mod, ctx = val[0]
                      if @context.in_def
                        diagnostic :error, :module_in_def, nil, k_mod
                      end

                      result = @builder.def_module(k_mod, val[1],
                                                   val[3], val[4])

                      local_pop
                      @context.in_class = ctx.in_class

    result
end

# File lib/parser/ruby27.rb, line 9673
def _reduce_334(val, _values, result)
                      local_push
                      result = context.dup
                      @context.in_def = true
                      @current_arg_stack.push(nil)

    result
end

# File lib/parser/ruby27.rb, line 9682
def _reduce_335(val, _values, result)
                      result = @builder.def_method(val[0], val[1],
                                  val[3], val[4], val[5])

                      local_pop
                      @context.in_def = val[2].in_def
                      @current_arg_stack.pop

    result
end

# File lib/parser/ruby27.rb, line 9693
def _reduce_336(val, _values, result)
                      @lexer.state = :expr_fname

    result
end

# File lib/parser/ruby27.rb, line 9699
def _reduce_337(val, _values, result)
                      local_push
                      result = context.dup
                      @context.in_def = true
                      @current_arg_stack.push(nil)

    result
end

# File lib/parser/ruby27.rb, line 9708
def _reduce_338(val, _values, result)
                      result = @builder.def_singleton(val[0], val[1], val[2],
                                  val[4], val[6], val[7], val[8])

                      local_pop
                      @context.in_def = val[5].in_def
                      @current_arg_stack.pop

    result
end

# File lib/parser/ruby27.rb, line 9719
def _reduce_339(val, _values, result)
                      result = @builder.keyword_cmd(:break, val[0])

    result
end

# File lib/parser/ruby27.rb, line 8117
def _reduce_34(val, _values, result)
                      rescue_body = @builder.rescue_body(val[3],
                                                         nil, nil, nil,
                                                         nil, val[4])
                      begin_body = @builder.begin_body(val[2], [ rescue_body ])

                      result = @builder.multi_assign(val[0], val[1], begin_body)

    result
end

# File lib/parser/ruby27.rb, line 9725
def _reduce_340(val, _values, result)
                      result = @builder.keyword_cmd(:next, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9731
def _reduce_341(val, _values, result)
                      result = @builder.keyword_cmd(:redo, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9737
def _reduce_342(val, _values, result)
                      result = @builder.keyword_cmd(:retry, val[0])

    result
end

# File lib/parser/ruby27.rb, line 9745
def _reduce_344(val, _values, result)
                      result = [ val[0], @context.dup ]

    result
end

# File lib/parser/ruby27.rb, line 9751
def _reduce_345(val, _values, result)
                      result = [ val[0], @context.dup ]

    result
end

# File lib/parser/ruby27.rb, line 9757
def _reduce_346(val, _values, result)
                      result = val[0]

    result
end

# File lib/parser/ruby27.rb, line 9763
def _reduce_347(val, _values, result)
                      if @context.in_class && !@context.in_def && !(context.in_block || context.in_lambda)
                        diagnostic :error, :invalid_return, nil, val[0]
                      end

    result
end

# File lib/parser/ruby27.rb, line 8128
def _reduce_35(val, _values, result)
                      result = @builder.multi_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9775
def _reduce_350(val, _values, result)
                      result = val[1]

    result
end

# File lib/parser/ruby27.rb, line 9787
def _reduce_354(val, _values, result)
                      else_t, else_ = val[4]
                      result = [ val[0],
                                 @builder.condition(val[0], val[1], val[2],
                                                    val[3], else_t,
                                                    else_,  nil),
                               ]

    result
end

# File lib/parser/ruby27.rb, line 9800
def _reduce_356(val, _values, result)
                      result = val

    result
end

# File lib/parser/ruby27.rb, line 9810
def _reduce_359(val, _values, result)
                      result = @builder.arg(val[0])

    result
end

# File lib/parser/ruby27.rb, line 9816
def _reduce_360(val, _values, result)
                      result = @builder.multi_lhs(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9822
def _reduce_361(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9828
def _reduce_362(val, _values, result)
                      result = val[0] << val[2]

    result
end

# File lib/parser/ruby27.rb, line 9836
def _reduce_364(val, _values, result)
                      result = val[0].
                                  push(val[2])

    result
end

# File lib/parser/ruby27.rb, line 9843
def _reduce_365(val, _values, result)
                      result = val[0].
                                  push(val[2]).
                                  concat(val[4])

    result
end

# File lib/parser/ruby27.rb, line 9851
def _reduce_366(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9857
def _reduce_367(val, _values, result)
                      result = [ val[0], *val[2] ]

    result
end

# File lib/parser/ruby27.rb, line 9863
def _reduce_368(val, _values, result)
                      result = @builder.restarg(val[0], val[1])

    result
end

# File lib/parser/ruby27.rb, line 9869
def _reduce_369(val, _values, result)
                      result = @builder.restarg(val[0])

    result
end

# File lib/parser/ruby27.rb, line 8136
def _reduce_37(val, _values, result)
                      result = @builder.assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9875
def _reduce_370(val, _values, result)
                      result = val[0].concat(val[2]).concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 9881
def _reduce_371(val, _values, result)
                      result = val[0].concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 9887
def _reduce_372(val, _values, result)
                      result = val[0].concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 9893
def _reduce_373(val, _values, result)
                      result = val[0].concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 9899
def _reduce_374(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 9905
def _reduce_375(val, _values, result)
                      result = val[1]

    result
end

# File lib/parser/ruby27.rb, line 9911
def _reduce_376(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 9917
def _reduce_377(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[4]).
                                  concat(val[5])

    result
end

# File lib/parser/ruby27.rb, line 9926
def _reduce_378(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[4]).
                                  concat(val[6]).
                                  concat(val[7])

    result
end

# File lib/parser/ruby27.rb, line 9936
def _reduce_379(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 8142
def _reduce_38(val, _values, result)
                      result = @builder.op_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 9944
def _reduce_380(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[4]).
                                  concat(val[5])

    result
end

# File lib/parser/ruby27.rb, line 9953
def _reduce_381(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 9963
def _reduce_383(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[4]).
                                  concat(val[5])

    result
end

# File lib/parser/ruby27.rb, line 9972
def _reduce_384(val, _values, result)
                      if val[1].empty? && val[0].size == 1
                        result = [@builder.procarg0(val[0][0])]
                      else
                        result = val[0].concat(val[1])
                      end

    result
end

# File lib/parser/ruby27.rb, line 9982
def _reduce_385(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 9990
def _reduce_386(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[4]).
                                  concat(val[5])

    result
end

# File lib/parser/ruby27.rb, line 9999
def _reduce_387(val, _values, result)
                      result = val[0].
                                  concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 10006
def _reduce_388(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 10014
def _reduce_389(val, _values, result)
                      result = val[0].
                                  concat(val[1])

    result
end

# File lib/parser/ruby27.rb, line 8148
def _reduce_39(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.index(
                                    val[0], val[1], val[2], val[3]),
                                  val[4], val[5])

    result
end

# File lib/parser/ruby27.rb, line 10021
def _reduce_390(val, _values, result)
                      result = val[0].
                                  concat(val[2]).
                                  concat(val[3])

    result
end

# File lib/parser/ruby27.rb, line 10031
def _reduce_392(val, _values, result)
                      result = @builder.args(nil, [], nil)

    result
end

# File lib/parser/ruby27.rb, line 10037
def _reduce_393(val, _values, result)
                      @lexer.state = :expr_value

    result
end

# File lib/parser/ruby27.rb, line 10043
def _reduce_394(val, _values, result)
                      @max_numparam_stack.has_ordinary_params!
                      @current_arg_stack.set(nil)
                      result = @builder.args(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10051
def _reduce_395(val, _values, result)
                      @max_numparam_stack.has_ordinary_params!
                      @current_arg_stack.set(nil)
                      result = @builder.args(val[0], val[1].concat(val[2]), val[3])

    result
end

# File lib/parser/ruby27.rb, line 10059
def _reduce_396(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 10065
def _reduce_397(val, _values, result)
                      result = val[2]

    result
end

# File lib/parser/ruby27.rb, line 10071
def _reduce_398(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 10077
def _reduce_399(val, _values, result)
                      result = val[0] << val[2]

    result
end

# File lib/parser/ruby27.rb, line 7927
def _reduce_4(val, _values, result)
                      result = []

    result
end

# File lib/parser/ruby27.rb, line 8157
def _reduce_40(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 10083
def _reduce_400(val, _values, result)
                      @static_env.declare val[0][0]
                      result = @builder.shadowarg(val[0])

    result
end

# File lib/parser/ruby27.rb, line 10092
def _reduce_402(val, _values, result)
                      @static_env.extend_dynamic
                      @max_numparam_stack.push(static: false)

    result
end

# File lib/parser/ruby27.rb, line 10099
def _reduce_403(val, _values, result)
                      @lexer.cmdarg.push(false)

    result
end

# File lib/parser/ruby27.rb, line 10105
def _reduce_404(val, _values, result)
                      args = @max_numparam_stack.has_numparams? ? @builder.numargs(@max_numparam_stack.top) : val[1]
                      result = [ args, val[3] ]

                      @max_numparam_stack.pop
                      @static_env.unextend
                      @lexer.cmdarg.pop

    result
end

# File lib/parser/ruby27.rb, line 10116
def _reduce_405(val, _values, result)
                      @max_numparam_stack.has_ordinary_params!
                      result = @builder.args(val[0], val[1].concat(val[2]), val[3])

    result
end

# File lib/parser/ruby27.rb, line 10123
def _reduce_406(val, _values, result)
                      if val[0].any?
                        @max_numparam_stack.has_ordinary_params!
                      end
                      result = @builder.args(nil, val[0], nil)

    result
end

# File lib/parser/ruby27.rb, line 10132
def _reduce_407(val, _values, result)
                      result = @context.dup
                      @context.in_lambda = true

    result
end

# File lib/parser/ruby27.rb, line 10139
def _reduce_408(val, _values, result)
                      result = [ val[0], val[2], val[3] ]
                      @context.in_lambda = val[1].in_lambda

    result
end

# File lib/parser/ruby27.rb, line 10146
def _reduce_409(val, _values, result)
                      result = @context.dup
                      @context.in_lambda = true

    result
end

# File lib/parser/ruby27.rb, line 8166
def _reduce_41(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 10153
def _reduce_410(val, _values, result)
                      result = [ val[0], val[2], val[3] ]
                      @context.in_lambda = val[1].in_lambda

    result
end

# File lib/parser/ruby27.rb, line 10160
def _reduce_411(val, _values, result)
                      result = @context.dup
                      @context.in_block = true

    result
end

# File lib/parser/ruby27.rb, line 10167
def _reduce_412(val, _values, result)
                      result = [ val[0], *val[2], val[3] ]
                      @context.in_block = val[1].in_block

    result
end

# File lib/parser/ruby27.rb, line 10174
def _reduce_413(val, _values, result)
                      begin_t, block_args, body, end_t = val[1]
                      result      = @builder.block(val[0],
                                      begin_t, block_args, body, end_t)

    result
end

# File lib/parser/ruby27.rb, line 10182
def _reduce_414(val, _values, result)
                      lparen_t, args, rparen_t = val[3]
                      result = @builder.call_method(val[0], val[1], val[2],
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10190
def _reduce_415(val, _values, result)
                      lparen_t, args, rparen_t = val[3]
                      method_call = @builder.call_method(val[0], val[1], val[2],
                                      lparen_t, args, rparen_t)

                      begin_t, args, body, end_t = val[4]
                      result      = @builder.block(method_call,
                                      begin_t, args, body, end_t)

    result
end

# File lib/parser/ruby27.rb, line 10202
def _reduce_416(val, _values, result)
                      method_call = @builder.call_method(val[0], val[1], val[2],
                                      nil, val[3], nil)

                      begin_t, args, body, end_t = val[4]
                      result      = @builder.block(method_call,
                                      begin_t, args, body, end_t)

    result
end

# File lib/parser/ruby27.rb, line 10213
def _reduce_417(val, _values, result)
                      lparen_t, args, rparen_t = val[1]
                      result = @builder.call_method(nil, nil, val[0],
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10221
def _reduce_418(val, _values, result)
                      lparen_t, args, rparen_t = val[3]
                      result = @builder.call_method(val[0], val[1], val[2],
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10229
def _reduce_419(val, _values, result)
                      lparen_t, args, rparen_t = val[3]
                      result = @builder.call_method(val[0], val[1], val[2],
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 8175
def _reduce_42(val, _values, result)
                      const  = @builder.const_op_assignable(
                                  @builder.const_fetch(val[0], val[1], val[2]))
                      result = @builder.op_assign(const, val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 10237
def _reduce_420(val, _values, result)
                      result = @builder.call_method(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10243
def _reduce_421(val, _values, result)
                      lparen_t, args, rparen_t = val[2]
                      result = @builder.call_method(val[0], val[1], nil,
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10251
def _reduce_422(val, _values, result)
                      lparen_t, args, rparen_t = val[2]
                      result = @builder.call_method(val[0], val[1], nil,
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10259
def _reduce_423(val, _values, result)
                      lparen_t, args, rparen_t = val[1]
                      result = @builder.keyword_cmd(:super, val[0],
                                  lparen_t, args, rparen_t)

    result
end

# File lib/parser/ruby27.rb, line 10267
def _reduce_424(val, _values, result)
                      result = @builder.keyword_cmd(:zsuper, val[0])

    result
end

# File lib/parser/ruby27.rb, line 10273
def _reduce_425(val, _values, result)
                      result = @builder.index(val[0], val[1], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 10279
def _reduce_426(val, _values, result)
                      result = @context.dup
                      @context.in_block = true

    result
end

# File lib/parser/ruby27.rb, line 10286
def _reduce_427(val, _values, result)
                      result = [ val[0], *val[2], val[3] ]
                      @context.in_block = val[1].in_block

    result
end

# File lib/parser/ruby27.rb, line 10293
def _reduce_428(val, _values, result)
                      result = @context.dup
                      @context.in_block = true

    result
end

# File lib/parser/ruby27.rb, line 10300
def _reduce_429(val, _values, result)
                      result = [ val[0], *val[2], val[3] ]
                      @context.in_block = val[1].in_block

    result
end

# File lib/parser/ruby27.rb, line 8183
def _reduce_43(val, _values, result)
                      result = @builder.op_assign(
                                  @builder.call_method(
                                    val[0], val[1], val[2]),
                                  val[3], val[4])

    result
end

# File lib/parser/ruby27.rb, line 10307
def _reduce_430(val, _values, result)
                      @static_env.extend_dynamic
                      @max_numparam_stack.push(static: false)

    result
end

# File lib/parser/ruby27.rb, line 10314
def _reduce_431(val, _values, result)
                      args = @max_numparam_stack.has_numparams? ? @builder.numargs(@max_numparam_stack.top) : val[1]
                      result = [ args, val[2] ]

                      @max_numparam_stack.pop
                      @static_env.unextend

    result
end

# File lib/parser/ruby27.rb, line 10324
def _reduce_432(val, _values, result)
                      @static_env.extend_dynamic
                      @max_numparam_stack.push(static: false)

    result
end

# File lib/parser/ruby27.rb, line 10331
def _reduce_433(val, _values, result)
                      @lexer.cmdarg.push(false)

    result
end

# File lib/parser/ruby27.rb, line 10337
def _reduce_434(val, _values, result)
                      args = @max_numparam_stack.has_numparams? ? @builder.numargs(@max_numparam_stack.top) : val[2]
                      result = [ args, val[3] ]

                      @max_numparam_stack.pop
                      @static_env.unextend
                      @lexer.cmdarg.pop

    result
end

# File lib/parser/ruby27.rb, line 10348
def _reduce_435(val, _values, result)
                      result = [ @builder.when(val[0], val[1], val[2], val[3]),
                                 *val[4] ]

    result
end

# File lib/parser/ruby27.rb, line 10355
def _reduce_436(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 10363
def _reduce_438(val, _values, result)
                      @lexer.state = :expr_beg
                      @lexer.command_start = false
                      @pattern_variables.push
                      @pattern_hash_keys.push

                      result = @context.in_kwarg
                      @context.in_kwarg = true

    result
end

# File lib/parser/ruby27.rb, line 10375
def _reduce_439(val, _values, result)
                      @pattern_hash_keys.pop
                      @pattern_variables.pop
                      @context.in_kwarg = val[1]

    result
end

# File lib/parser/ruby27.rb, line 8192
def _reduce_44(val, _values, result)
                      @builder.op_assign(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10383
def _reduce_440(val, _values, result)
                      result = [ @builder.in_pattern(val[0], *val[2], val[3], val[5]),
                                 *val[6] ]

    result
end

# File lib/parser/ruby27.rb, line 10390
def _reduce_441(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 10398
def _reduce_443(val, _values, result)
                      result = [ val[0], nil ]

    result
end

# File lib/parser/ruby27.rb, line 10404
def _reduce_444(val, _values, result)
                      result = [ val[0], @builder.if_guard(val[1], val[2]) ]

    result
end

# File lib/parser/ruby27.rb, line 10410
def _reduce_445(val, _values, result)
                      result = [ val[0], @builder.unless_guard(val[1], val[2]) ]

    result
end

# File lib/parser/ruby27.rb, line 10418
def _reduce_447(val, _values, result)
                      # array patterns that end with comma
                      # like 1, 2,
                      # must be emitted as `array_pattern_with_tail`
                      item = @builder.match_with_trailing_comma(val[0], val[1])
                      result = @builder.array_pattern(nil, [ item ], nil)

    result
end

# File lib/parser/ruby27.rb, line 10428
def _reduce_448(val, _values, result)
                      result = @builder.array_pattern(nil, [val[0]].concat(val[2]), nil)

    result
end

# File lib/parser/ruby27.rb, line 10434
def _reduce_449(val, _values, result)
                      result = @builder.array_pattern(nil, val[0], nil)

    result
end

# File lib/parser/ruby27.rb, line 10440
def _reduce_450(val, _values, result)
                      result = @builder.hash_pattern(nil, val[0], nil)

    result
end

# File lib/parser/ruby27.rb, line 10448
def _reduce_452(val, _values, result)
                      result = @builder.match_as(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10456
def _reduce_454(val, _values, result)
                      result = @builder.match_alt(val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10464
def _reduce_456(val, _values, result)
                      result = val[0]
                      @pattern_hash_keys.push

    result
end

# File lib/parser/ruby27.rb, line 10471
def _reduce_457(val, _values, result)
                      result = val[0]
                      @pattern_hash_keys.push

    result
end

# File lib/parser/ruby27.rb, line 10480
def _reduce_459(val, _values, result)
                      @pattern_hash_keys.pop
                      pattern = @builder.array_pattern(nil, val[2], nil)
                      result = @builder.const_pattern(val[0], val[1], pattern, val[3])

    result
end

# File lib/parser/ruby27.rb, line 8200
def _reduce_46(val, _values, result)
                      rescue_body = @builder.rescue_body(val[1],
                                        nil, nil, nil,
                                        nil, val[2])

                      result = @builder.begin_body(val[0], [ rescue_body ])

    result
end

# File lib/parser/ruby27.rb, line 10488
def _reduce_460(val, _values, result)
                      @pattern_hash_keys.pop
                      pattern = @builder.hash_pattern(nil, val[2], nil)
                      result = @builder.const_pattern(val[0], val[1], pattern, val[3])

    result
end

# File lib/parser/ruby27.rb, line 10496
def _reduce_461(val, _values, result)
                      pattern = @builder.array_pattern(val[1], nil, val[2])
                      result = @builder.const_pattern(val[0], val[1], pattern, val[2])

    result
end

# File lib/parser/ruby27.rb, line 10503
def _reduce_462(val, _values, result)
                      @pattern_hash_keys.pop
                      pattern = @builder.array_pattern(nil, val[2], nil)
                      result = @builder.const_pattern(val[0], val[1], pattern, val[3])

    result
end

# File lib/parser/ruby27.rb, line 10511
def _reduce_463(val, _values, result)
                      @pattern_hash_keys.pop
                      pattern = @builder.hash_pattern(nil, val[2], nil)
                      result = @builder.const_pattern(val[0], val[1], pattern, val[3])

    result
end

# File lib/parser/ruby27.rb, line 10519
def _reduce_464(val, _values, result)
                      pattern = @builder.array_pattern(val[1], nil, val[2])
                      result = @builder.const_pattern(val[0], val[1], pattern, val[2])

    result
end

# File lib/parser/ruby27.rb, line 10526
def _reduce_465(val, _values, result)
                      @pattern_hash_keys.push

    result
end

# File lib/parser/ruby27.rb, line 10532
def _reduce_466(val, _values, result)
                      @pattern_hash_keys.pop
                      result = @builder.array_pattern(val[0], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 10539
def _reduce_467(val, _values, result)
                      result = @builder.array_pattern(val[0], [], val[1])

    result
end

# File lib/parser/ruby27.rb, line 10545
def _reduce_468(val, _values, result)
                      @pattern_hash_keys.push
                      result = @context.in_kwarg
                      @context.in_kwarg = false

    result
end

# File lib/parser/ruby27.rb, line 10553
def _reduce_469(val, _values, result)
                      @pattern_hash_keys.pop
                      @context.in_kwarg = val[1]
                      result = @builder.hash_pattern(val[0], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 10561
def _reduce_470(val, _values, result)
                      result = @builder.hash_pattern(val[0], [], val[1])

    result
end

# File lib/parser/ruby27.rb, line 10567
def _reduce_471(val, _values, result)
                      @pattern_hash_keys.push

    result
end

# File lib/parser/ruby27.rb, line 10573
def _reduce_472(val, _values, result)
                      @pattern_hash_keys.pop
                      result = @builder.begin(val[0], val[2], val[3])

    result
end

# File lib/parser/ruby27.rb, line 10580
def _reduce_473(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 10586
def _reduce_474(val, _values, result)
                      result = val[0]

    result
end

# File lib/parser/ruby27.rb, line 10592
def _reduce_475(val, _values, result)
                      result = [ *val[0], val[1] ]

    result
end

# File lib/parser/ruby27.rb, line 10598
def _reduce_476(val, _values, result)
                      match_rest = @builder.match_rest(val[1], val[2])
                      result = [ *val[0], match_rest ]

    result
end

# File lib/parser/ruby27.rb, line 10605
def _reduce_477(val, _values, result)
                      match_rest = @builder.match_rest(val[1], val[2])
                      result = [ *val[0], match_rest, *val[4] ]

    result
end

# File lib/parser/ruby27.rb, line 10612
def _reduce_478(val, _values, result)
                      result = [ *val[0], @builder.match_rest(val[1]) ]

    result
end

# File lib/parser/ruby27.rb, line 10618
def _reduce_479(val, _values, result)
                      result = [ *val[0], @builder.match_rest(val[1]), *val[3] ]

    result
end

# File lib/parser/ruby27.rb, line 10626
def _reduce_481(val, _values, result)
                      # array patterns that end with comma
                      # like [1, 2,]
                      # must be emitted as `array_pattern_with_tail`
                      item = @builder.match_with_trailing_comma(val[0], val[1])
                      result = [ item ]

    result
end

# File lib/parser/ruby27.rb, line 10636
def _reduce_482(val, _values, result)
                      # array patterns that end with comma
                      # like [1, 2,]
                      # must be emitted as `array_pattern_with_tail`
                      last_item = @builder.match_with_trailing_comma(val[1], val[2])
                      result = [ *val[0], last_item ]

    result
end

# File lib/parser/ruby27.rb, line 10646
def _reduce_483(val, _values, result)
                      match_rest = @builder.match_rest(val[0], val[1])
                      result = [ match_rest ]

    result
end

# File lib/parser/ruby27.rb, line 10653
def _reduce_484(val, _values, result)
                      match_rest = @builder.match_rest(val[0], val[1])
                      result = [ match_rest, *val[3] ]

    result
end

# File lib/parser/ruby27.rb, line 10660
def _reduce_485(val, _values, result)
                      match_rest = @builder.match_rest(val[0])
                      result = [ match_rest ]

    result
end

# File lib/parser/ruby27.rb, line 10667
def _reduce_486(val, _values, result)
                      match_rest = @builder.match_rest(val[0])
                      result = [ match_rest, *val[2] ]

    result
end

# File lib/parser/ruby27.rb, line 10674
def _reduce_487(val, _values, result)
                      result = [ val[0] ]

    result
end

# File lib/parser/ruby27.rb, line 10680
def _reduce_488(val, _values, result)
                      result = [ *val[0], val[2] ]

    result
end

# File lib/parser/ruby27.rb, line 8214
def _reduce_49(val, _values, result)
                      result = @builder.logical_op(:and, val[0], val[1], val[2])

    result
end

# File lib/parser/ruby27.rb, line 10688
def _reduce_490(val, _values, result)
                      result = [ *val[0], *val[2] ]

    result
end