Module: OracleSqlParser::Grammar::Condition

Includes:
Treetop::Runtime
Included in:
ConditionParser, Grammar
Defined in:
lib/oracle-sql-parser/grammar/condition.rb

Defined Under Namespace

Modules: BetweenCondition0, BetweenCondition1, BetweenCondition2, ComparisionCondition0, CompoundCondition0, CompoundCondition1, Condition0, ExistsCondition0, ExistsCondition1, InCondition0, InCondition1, InCondition2, LikeCondition0, LikeCondition1, LikeCondition2, LikeCondition3, LogicalCondition0, LogicalCondition1, LogicalCondition2, LogicalCondition3, LogicalCondition4, NullCondition0, NullCondition1, NullCondition2, PatternMachingCondition0, RegexpLikeCondition0, RegexpLikeCondition1, SimpleComparisionCondition0, SimpleComparisionCondition1, SimpleComparisionCondition2, WhereClause0, WhereClause1

Instance Method Summary collapse

Instance Method Details

#_nt_between_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1544

def _nt_between_condition
  start_index = index
  if node_cache[:between_condition].has_key?(index)
    cached = node_cache[:between_condition][index]
    if cached
      node_cache[:between_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_expr
  s0 << r1
  if r1
    r2 = _nt_space
    s0 << r2
    if r2
      i4, s4 = index, []
      r5 = _nt_not_keyword
      s4 << r5
      if r5
        r6 = _nt_space
        s4 << r6
      end
      if s4.last
        r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
        r4.extend(BetweenCondition0)
      else
        @index = i4
        r4 = nil
      end
      if r4
        r3 = r4
      else
        r3 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r3
      if r3
        r7 = _nt_between_keyword
        s0 << r7
        if r7
          r8 = _nt_space
          s0 << r8
          if r8
            r9 = _nt_expr
            s0 << r9
            if r9
              r10 = _nt_space
              s0 << r10
              if r10
                r11 = _nt_and_keyword
                s0 << r11
                if r11
                  r12 = _nt_space
                  s0 << r12
                  if r12
                    r13 = _nt_expr
                    s0 << r13
                  end
                end
              end
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(BetweenCondition1)
    r0.extend(BetweenCondition2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:between_condition][start_index] = r0

  r0
end

#_nt_comparision_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 392

def _nt_comparision_condition
  start_index = index
  if node_cache[:comparision_condition].has_key?(index)
    cached = node_cache[:comparision_condition][index]
    if cached
      node_cache[:comparision_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0 = index
  r1 = _nt_simple_comparision_condition
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
    r0.extend(ComparisionCondition0)
  else
    r2 = _nt_group_comparision_condition
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
      r0.extend(ComparisionCondition0)
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:comparision_condition][start_index] = r0

  r0
end

#_nt_compound_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1429

def _nt_compound_condition
  start_index = index
  if node_cache[:compound_condition].has_key?(index)
    cached = node_cache[:compound_condition][index]
    if cached
      node_cache[:compound_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  if (match_len = has_terminal?('(', false, index))
    r1 = true
    @index += match_len
  else
    terminal_parse_failure('\'(\'')
    r1 = nil
  end
  s0 << r1
  if r1
    r2 = _nt_logical_condition
    s0 << r2
    if r2
      if (match_len = has_terminal?(')', false, index))
        r3 = true
        @index += match_len
      else
        terminal_parse_failure('\')\'')
        r3 = nil
      end
      s0 << r3
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(CompoundCondition0)
    r0.extend(CompoundCondition1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:compound_condition][start_index] = r0

  r0
end

#_nt_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 75

def _nt_condition
  start_index = index
  if node_cache[:condition].has_key?(index)
    cached = node_cache[:condition][index]
    if cached
      node_cache[:condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0 = index
  r1 = _nt_comparision_condition
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
  else
    r2 = _nt_floating_point_condition
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
    else
      r3 = _nt_model_condition
      if r3
        r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true
        r0 = r3
      else
        r4 = _nt_mutiset_condition
        if r4
          r4 = SyntaxNode.new(input, (index-1)...index) if r4 == true
          r0 = r4
        else
          r5 = _nt_pattern_maching_condition
          if r5
            r5 = SyntaxNode.new(input, (index-1)...index) if r5 == true
            r0 = r5
          else
            r6 = _nt_range_condition
            if r6
              r6 = SyntaxNode.new(input, (index-1)...index) if r6 == true
              r0 = r6
            else
              r7 = _nt_null_condition
              if r7
                r7 = SyntaxNode.new(input, (index-1)...index) if r7 == true
                r0 = r7
              else
                r8 = _nt_xml_condition
                if r8
                  r8 = SyntaxNode.new(input, (index-1)...index) if r8 == true
                  r0 = r8
                else
                  r9 = _nt_compound_condition
                  if r9
                    r9 = SyntaxNode.new(input, (index-1)...index) if r9 == true
                    r0 = r9
                  else
                    r10 = _nt_between_condition
                    if r10
                      r10 = SyntaxNode.new(input, (index-1)...index) if r10 == true
                      r0 = r10
                    else
                      r11 = _nt_exists_condition
                      if r11
                        r11 = SyntaxNode.new(input, (index-1)...index) if r11 == true
                        r0 = r11
                      else
                        r12 = _nt_in_condition
                        if r12
                          r12 = SyntaxNode.new(input, (index-1)...index) if r12 == true
                          r0 = r12
                        else
                          r13 = _nt_is_of_type_condition
                          r13.extend(Condition0)
                          if r13
                            r13 = SyntaxNode.new(input, (index-1)...index) if r13 == true
                            r0 = r13
                          else
                            @index = i0
                            r0 = nil
                          end
                        end
                      end
                    end
                  end
                end
              end
            end
          end
        end
      end
    end
  end

  node_cache[:condition][start_index] = r0

  r0
end

#_nt_exists_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1645

def _nt_exists_condition
  start_index = index
  if node_cache[:exists_condition].has_key?(index)
    cached = node_cache[:exists_condition][index]
    if cached
      node_cache[:exists_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_exists_keyword
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if (match_len = has_terminal?('(', false, index))
        r4 = true
        @index += match_len
      else
        terminal_parse_failure('\'(\'')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_subquery
          s0 << r7
          if r7
            r9 = _nt_space
            if r9
              r8 = r9
            else
              r8 = instantiate_node(SyntaxNode,input, index...index)
            end
            s0 << r8
            if r8
              if (match_len = has_terminal?(')', false, index))
                r10 = true
                @index += match_len
              else
                terminal_parse_failure('\')\'')
                r10 = nil
              end
              s0 << r10
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(ExistsCondition0)
    r0.extend(ExistsCondition1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:exists_condition][start_index] = r0

  r0
end

#_nt_floating_point_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 816

def _nt_floating_point_condition
  start_index = index
  if node_cache[:floating_point_condition].has_key?(index)
    cached = node_cache[:floating_point_condition][index]
    if cached
      node_cache[:floating_point_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('floating_point_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'floating_point_condition\'')
    r0 = nil
  end

  node_cache[:floating_point_condition][start_index] = r0

  r0
end

#_nt_group_comparision_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 426

def _nt_group_comparision_condition
  start_index = index
  if node_cache[:group_comparision_condition].has_key?(index)
    cached = node_cache[:group_comparision_condition][index]
    if cached
      node_cache[:group_comparision_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('group_comparision_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'group_comparision_condition\'')
    r0 = nil
  end

  node_cache[:group_comparision_condition][start_index] = r0

  r0
end

#_nt_in_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1771

def _nt_in_condition
  start_index = index
  if node_cache[:in_condition].has_key?(index)
    cached = node_cache[:in_condition][index]
    if cached
      node_cache[:in_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_expr
  s0 << r1
  if r1
    r2 = _nt_space
    s0 << r2
    if r2
      i4, s4 = index, []
      r5 = _nt_not_keyword
      s4 << r5
      if r5
        r6 = _nt_space
        s4 << r6
      end
      if s4.last
        r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
        r4.extend(InCondition0)
      else
        @index = i4
        r4 = nil
      end
      if r4
        r3 = r4
      else
        r3 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r3
      if r3
        r7 = _nt_in_keyword
        s0 << r7
        if r7
          r9 = _nt_space
          if r9
            r8 = r9
          else
            r8 = instantiate_node(SyntaxNode,input, index...index)
          end
          s0 << r8
          if r8
            if (match_len = has_terminal?('(', false, index))
              r10 = true
              @index += match_len
            else
              terminal_parse_failure('\'(\'')
              r10 = nil
            end
            s0 << r10
            if r10
              r12 = _nt_space
              if r12
                r11 = r12
              else
                r11 = instantiate_node(SyntaxNode,input, index...index)
              end
              s0 << r11
              if r11
                i13 = index
                r14 = _nt_exprs
                if r14
                  r14 = SyntaxNode.new(input, (index-1)...index) if r14 == true
                  r13 = r14
                else
                  r15 = _nt_subquery
                  if r15
                    r15 = SyntaxNode.new(input, (index-1)...index) if r15 == true
                    r13 = r15
                  else
                    @index = i13
                    r13 = nil
                  end
                end
                s0 << r13
                if r13
                  r17 = _nt_space
                  if r17
                    r16 = r17
                  else
                    r16 = instantiate_node(SyntaxNode,input, index...index)
                  end
                  s0 << r16
                  if r16
                    if (match_len = has_terminal?(')', false, index))
                      r18 = true
                      @index += match_len
                    else
                      terminal_parse_failure('\')\'')
                      r18 = nil
                    end
                    s0 << r18
                  end
                end
              end
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(InCondition1)
    r0.extend(InCondition2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:in_condition][start_index] = r0

  r0
end

#_nt_is_of_type_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1894

def _nt_is_of_type_condition
  start_index = index
  if node_cache[:is_of_type_condition].has_key?(index)
    cached = node_cache[:is_of_type_condition][index]
    if cached
      node_cache[:is_of_type_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('is_of_type_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'is_of_type_condition\'')
    r0 = nil
  end

  node_cache[:is_of_type_condition][start_index] = r0

  r0
end

#_nt_like_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1007

def _nt_like_condition
  start_index = index
  if node_cache[:like_condition].has_key?(index)
    cached = node_cache[:like_condition][index]
    if cached
      node_cache[:like_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_ident
  s0 << r1
  if r1
    r2 = _nt_space
    s0 << r2
    if r2
      i4, s4 = index, []
      r5 = _nt_not_keyword
      s4 << r5
      if r5
        r6 = _nt_space
        s4 << r6
      end
      if s4.last
        r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
        r4.extend(LikeCondition0)
      else
        @index = i4
        r4 = nil
      end
      if r4
        r3 = r4
      else
        r3 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r3
      if r3
        i7 = index
        r8 = _nt_like_keyword
        if r8
          r8 = SyntaxNode.new(input, (index-1)...index) if r8 == true
          r7 = r8
        else
          r9 = _nt_like2_keyword
          if r9
            r9 = SyntaxNode.new(input, (index-1)...index) if r9 == true
            r7 = r9
          else
            r10 = _nt_like4_keyword
            if r10
              r10 = SyntaxNode.new(input, (index-1)...index) if r10 == true
              r7 = r10
            else
              r11 = _nt_likec_keyword
              if r11
                r11 = SyntaxNode.new(input, (index-1)...index) if r11 == true
                r7 = r11
              else
                @index = i7
                r7 = nil
              end
            end
          end
        end
        s0 << r7
        if r7
          r12 = _nt_space
          s0 << r12
          if r12
            r13 = _nt_text_literal
            s0 << r13
            if r13
              i15, s15 = index, []
              r16 = _nt_space
              s15 << r16
              if r16
                r17 = _nt_escape_keyword
                s15 << r17
                if r17
                  r18 = _nt_space
                  s15 << r18
                  if r18
                    r19 = _nt_text_literal
                    s15 << r19
                  end
                end
              end
              if s15.last
                r15 = instantiate_node(SyntaxNode,input, i15...index, s15)
                r15.extend(LikeCondition1)
              else
                @index = i15
                r15 = nil
              end
              if r15
                r14 = r15
              else
                r14 = instantiate_node(SyntaxNode,input, index...index)
              end
              s0 << r14
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(LikeCondition2)
    r0.extend(LikeCondition3)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:like_condition][start_index] = r0

  r0
end

#_nt_logical_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 237

def _nt_logical_condition
  start_index = index
  if node_cache[:logical_condition].has_key?(index)
    cached = node_cache[:logical_condition][index]
    if cached
      node_cache[:logical_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0 = index
  i1, s1 = index, []
  r2 = _nt_not_keyword
  s1 << r2
  if r2
    r4 = _nt_space
    if r4
      r3 = r4
    else
      r3 = instantiate_node(SyntaxNode,input, index...index)
    end
    s1 << r3
    if r3
      r5 = _nt_condition
      s1 << r5
    end
  end
  if s1.last
    r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
    r1.extend(LogicalCondition0)
  else
    @index = i1
    r1 = nil
  end
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
    r0.extend(LogicalCondition4)
  else
    i6, s6 = index, []
    r7 = _nt_condition
    s6 << r7
    if r7
      r9 = _nt_space
      if r9
        r8 = r9
      else
        r8 = instantiate_node(SyntaxNode,input, index...index)
      end
      s6 << r8
      if r8
        r10 = _nt_and_keyword
        s6 << r10
        if r10
          r12 = _nt_space
          if r12
            r11 = r12
          else
            r11 = instantiate_node(SyntaxNode,input, index...index)
          end
          s6 << r11
          if r11
            r13 = _nt_condition
            s6 << r13
          end
        end
      end
    end
    if s6.last
      r6 = instantiate_node(SyntaxNode,input, i6...index, s6)
      r6.extend(LogicalCondition1)
    else
      @index = i6
      r6 = nil
    end
    if r6
      r6 = SyntaxNode.new(input, (index-1)...index) if r6 == true
      r0 = r6
      r0.extend(LogicalCondition4)
    else
      i14, s14 = index, []
      r15 = _nt_condition
      s14 << r15
      if r15
        r17 = _nt_space
        if r17
          r16 = r17
        else
          r16 = instantiate_node(SyntaxNode,input, index...index)
        end
        s14 << r16
        if r16
          r18 = _nt_or_keyword
          s14 << r18
          if r18
            r20 = _nt_space
            if r20
              r19 = r20
            else
              r19 = instantiate_node(SyntaxNode,input, index...index)
            end
            s14 << r19
            if r19
              r21 = _nt_condition
              s14 << r21
            end
          end
        end
      end
      if s14.last
        r14 = instantiate_node(SyntaxNode,input, i14...index, s14)
        r14.extend(LogicalCondition2)
      else
        @index = i14
        r14 = nil
      end
      if r14
        r14 = SyntaxNode.new(input, (index-1)...index) if r14 == true
        r0 = r14
        r0.extend(LogicalCondition4)
      else
        i22, s22 = index, []
        r23 = _nt_condition
        s22 << r23
        if s22.last
          r22 = instantiate_node(SyntaxNode,input, i22...index, s22)
          r22.extend(LogicalCondition3)
        else
          @index = i22
          r22 = nil
        end
        if r22
          r22 = SyntaxNode.new(input, (index-1)...index) if r22 == true
          r0 = r22
          r0.extend(LogicalCondition4)
        else
          @index = i0
          r0 = nil
        end
      end
    end
  end

  node_cache[:logical_condition][start_index] = r0

  r0
end

#_nt_model_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 840

def _nt_model_condition
  start_index = index
  if node_cache[:model_condition].has_key?(index)
    cached = node_cache[:model_condition][index]
    if cached
      node_cache[:model_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('model_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'model_condition\'')
    r0 = nil
  end

  node_cache[:model_condition][start_index] = r0

  r0
end

#_nt_mutiset_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 864

def _nt_mutiset_condition
  start_index = index
  if node_cache[:mutiset_condition].has_key?(index)
    cached = node_cache[:mutiset_condition][index]
    if cached
      node_cache[:mutiset_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('mutiset_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'mutiset_condition\'')
    r0 = nil
  end

  node_cache[:mutiset_condition][start_index] = r0

  r0
end

#_nt_null_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1326

def _nt_null_condition
  start_index = index
  if node_cache[:null_condition].has_key?(index)
    cached = node_cache[:null_condition][index]
    if cached
      node_cache[:null_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_expr
  s0 << r1
  if r1
    r2 = _nt_space
    s0 << r2
    if r2
      r3 = _nt_is_keyword
      s0 << r3
      if r3
        r4 = _nt_space
        s0 << r4
        if r4
          i6, s6 = index, []
          r7 = _nt_not_keyword
          s6 << r7
          if r7
            r8 = _nt_space
            s6 << r8
          end
          if s6.last
            r6 = instantiate_node(SyntaxNode,input, i6...index, s6)
            r6.extend(NullCondition0)
          else
            @index = i6
            r6 = nil
          end
          if r6
            r5 = r6
          else
            r5 = instantiate_node(SyntaxNode,input, index...index)
          end
          s0 << r5
          if r5
            r9 = _nt_null_keyword
            s0 << r9
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(NullCondition1)
    r0.extend(NullCondition2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:null_condition][start_index] = r0

  r0
end

#_nt_pattern_maching_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 894

def _nt_pattern_maching_condition
  start_index = index
  if node_cache[:pattern_maching_condition].has_key?(index)
    cached = node_cache[:pattern_maching_condition][index]
    if cached
      node_cache[:pattern_maching_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0 = index
  r1 = _nt_like_condition
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
    r0.extend(PatternMachingCondition0)
  else
    r2 = _nt_regexp_like_condition
    if r2
      r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
      r0 = r2
      r0.extend(PatternMachingCondition0)
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:pattern_maching_condition][start_index] = r0

  r0
end

#_nt_range_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1254

def _nt_range_condition
  start_index = index
  if node_cache[:range_condition].has_key?(index)
    cached = node_cache[:range_condition][index]
    if cached
      node_cache[:range_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('range_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'range_condition\'')
    r0 = nil
  end

  node_cache[:range_condition][start_index] = r0

  r0
end

#_nt_regexp_like_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1152

def _nt_regexp_like_condition
  start_index = index
  if node_cache[:regexp_like_condition].has_key?(index)
    cached = node_cache[:regexp_like_condition][index]
    if cached
      node_cache[:regexp_like_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_regexp_like_keyword
  s0 << r1
  if r1
    if (match_len = has_terminal?('(', false, index))
      r2 = true
      @index += match_len
    else
      terminal_parse_failure('\'(\'')
      r2 = nil
    end
    s0 << r2
    if r2
      r4 = _nt_space
      if r4
        r3 = r4
      else
        r3 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r3
      if r3
        r5 = _nt_ident
        s0 << r5
        if r5
          r7 = _nt_space
          if r7
            r6 = r7
          else
            r6 = instantiate_node(SyntaxNode,input, index...index)
          end
          s0 << r6
          if r6
            if (match_len = has_terminal?(',', false, index))
              r8 = true
              @index += match_len
            else
              terminal_parse_failure('\',\'')
              r8 = nil
            end
            s0 << r8
            if r8
              r10 = _nt_space
              if r10
                r9 = r10
              else
                r9 = instantiate_node(SyntaxNode,input, index...index)
              end
              s0 << r9
              if r9
                r11 = _nt_text_literal
                s0 << r11
                if r11
                  r13 = _nt_space
                  if r13
                    r12 = r13
                  else
                    r12 = instantiate_node(SyntaxNode,input, index...index)
                  end
                  s0 << r12
                  if r12
                    if (match_len = has_terminal?(')', false, index))
                      r14 = true
                      @index += match_len
                    else
                      terminal_parse_failure('\')\'')
                      r14 = nil
                    end
                    s0 << r14
                  end
                end
              end
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(RegexpLikeCondition0)
    r0.extend(RegexpLikeCondition1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:regexp_like_condition][start_index] = r0

  r0
end

#_nt_simple_comparision_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 488

def _nt_simple_comparision_condition
  start_index = index
  if node_cache[:simple_comparision_condition].has_key?(index)
    cached = node_cache[:simple_comparision_condition][index]
    if cached
      node_cache[:simple_comparision_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0 = index
  i1, s1 = index, []
  r2 = _nt_expr
  s1 << r2
  if r2
    r4 = _nt_space
    if r4
      r3 = r4
    else
      r3 = instantiate_node(SyntaxNode,input, index...index)
    end
    s1 << r3
    if r3
      i5 = index
      if (match_len = has_terminal?('!=', false, index))
        r6 = instantiate_node(SyntaxNode,input, index...(index + match_len))
        @index += match_len
      else
        terminal_parse_failure('\'!=\'')
        r6 = nil
      end
      if r6
        r6 = SyntaxNode.new(input, (index-1)...index) if r6 == true
        r5 = r6
      else
        if (match_len = has_terminal?('^=', false, index))
          r7 = instantiate_node(SyntaxNode,input, index...(index + match_len))
          @index += match_len
        else
          terminal_parse_failure('\'^=\'')
          r7 = nil
        end
        if r7
          r7 = SyntaxNode.new(input, (index-1)...index) if r7 == true
          r5 = r7
        else
          if (match_len = has_terminal?('<>', false, index))
            r8 = instantiate_node(SyntaxNode,input, index...(index + match_len))
            @index += match_len
          else
            terminal_parse_failure('\'<>\'')
            r8 = nil
          end
          if r8
            r8 = SyntaxNode.new(input, (index-1)...index) if r8 == true
            r5 = r8
          else
            if (match_len = has_terminal?('>=', false, index))
              r9 = instantiate_node(SyntaxNode,input, index...(index + match_len))
              @index += match_len
            else
              terminal_parse_failure('\'>=\'')
              r9 = nil
            end
            if r9
              r9 = SyntaxNode.new(input, (index-1)...index) if r9 == true
              r5 = r9
            else
              if (match_len = has_terminal?('<=', false, index))
                r10 = instantiate_node(SyntaxNode,input, index...(index + match_len))
                @index += match_len
              else
                terminal_parse_failure('\'<=\'')
                r10 = nil
              end
              if r10
                r10 = SyntaxNode.new(input, (index-1)...index) if r10 == true
                r5 = r10
              else
                if (match_len = has_terminal?('=', false, index))
                  r11 = true
                  @index += match_len
                else
                  terminal_parse_failure('\'=\'')
                  r11 = nil
                end
                if r11
                  r11 = SyntaxNode.new(input, (index-1)...index) if r11 == true
                  r5 = r11
                else
                  if (match_len = has_terminal?('>', false, index))
                    r12 = true
                    @index += match_len
                  else
                    terminal_parse_failure('\'>\'')
                    r12 = nil
                  end
                  if r12
                    r12 = SyntaxNode.new(input, (index-1)...index) if r12 == true
                    r5 = r12
                  else
                    if (match_len = has_terminal?('<', false, index))
                      r13 = true
                      @index += match_len
                    else
                      terminal_parse_failure('\'<\'')
                      r13 = nil
                    end
                    if r13
                      r13 = SyntaxNode.new(input, (index-1)...index) if r13 == true
                      r5 = r13
                    else
                      @index = i5
                      r5 = nil
                    end
                  end
                end
              end
            end
          end
        end
      end
      s1 << r5
      if r5
        r15 = _nt_space
        if r15
          r14 = r15
        else
          r14 = instantiate_node(SyntaxNode,input, index...index)
        end
        s1 << r14
        if r14
          r16 = _nt_expr
          s1 << r16
        end
      end
    end
  end
  if s1.last
    r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
    r1.extend(SimpleComparisionCondition0)
  else
    @index = i1
    r1 = nil
  end
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
    r0.extend(SimpleComparisionCondition2)
  else
    i17, s17 = index, []
    if (match_len = has_terminal?('(', false, index))
      r18 = true
      @index += match_len
    else
      terminal_parse_failure('\'(\'')
      r18 = nil
    end
    s17 << r18
    if r18
      r20 = _nt_space
      if r20
        r19 = r20
      else
        r19 = instantiate_node(SyntaxNode,input, index...index)
      end
      s17 << r19
      if r19
        r21 = _nt_exprs
        s17 << r21
        if r21
          r23 = _nt_space
          if r23
            r22 = r23
          else
            r22 = instantiate_node(SyntaxNode,input, index...index)
          end
          s17 << r22
          if r22
            if (match_len = has_terminal?(')', false, index))
              r24 = true
              @index += match_len
            else
              terminal_parse_failure('\')\'')
              r24 = nil
            end
            s17 << r24
            if r24
              r26 = _nt_space
              if r26
                r25 = r26
              else
                r25 = instantiate_node(SyntaxNode,input, index...index)
              end
              s17 << r25
              if r25
                i27 = index
                if (match_len = has_terminal?('!=', false, index))
                  r28 = instantiate_node(SyntaxNode,input, index...(index + match_len))
                  @index += match_len
                else
                  terminal_parse_failure('\'!=\'')
                  r28 = nil
                end
                if r28
                  r28 = SyntaxNode.new(input, (index-1)...index) if r28 == true
                  r27 = r28
                else
                  if (match_len = has_terminal?('^=', false, index))
                    r29 = instantiate_node(SyntaxNode,input, index...(index + match_len))
                    @index += match_len
                  else
                    terminal_parse_failure('\'^=\'')
                    r29 = nil
                  end
                  if r29
                    r29 = SyntaxNode.new(input, (index-1)...index) if r29 == true
                    r27 = r29
                  else
                    if (match_len = has_terminal?('<>', false, index))
                      r30 = instantiate_node(SyntaxNode,input, index...(index + match_len))
                      @index += match_len
                    else
                      terminal_parse_failure('\'<>\'')
                      r30 = nil
                    end
                    if r30
                      r30 = SyntaxNode.new(input, (index-1)...index) if r30 == true
                      r27 = r30
                    else
                      if (match_len = has_terminal?('=', false, index))
                        r31 = true
                        @index += match_len
                      else
                        terminal_parse_failure('\'=\'')
                        r31 = nil
                      end
                      if r31
                        r31 = SyntaxNode.new(input, (index-1)...index) if r31 == true
                        r27 = r31
                      else
                        @index = i27
                        r27 = nil
                      end
                    end
                  end
                end
                s17 << r27
                if r27
                  r33 = _nt_space
                  if r33
                    r32 = r33
                  else
                    r32 = instantiate_node(SyntaxNode,input, index...index)
                  end
                  s17 << r32
                  if r32
                    if (match_len = has_terminal?('(', false, index))
                      r34 = true
                      @index += match_len
                    else
                      terminal_parse_failure('\'(\'')
                      r34 = nil
                    end
                    s17 << r34
                    if r34
                      r36 = _nt_space
                      if r36
                        r35 = r36
                      else
                        r35 = instantiate_node(SyntaxNode,input, index...index)
                      end
                      s17 << r35
                      if r35
                        r37 = _nt_subquery
                        s17 << r37
                        if r37
                          r39 = _nt_space
                          if r39
                            r38 = r39
                          else
                            r38 = instantiate_node(SyntaxNode,input, index...index)
                          end
                          s17 << r38
                          if r38
                            if (match_len = has_terminal?(')', false, index))
                              r40 = true
                              @index += match_len
                            else
                              terminal_parse_failure('\')\'')
                              r40 = nil
                            end
                            s17 << r40
                          end
                        end
                      end
                    end
                  end
                end
              end
            end
          end
        end
      end
    end
    if s17.last
      r17 = instantiate_node(SyntaxNode,input, i17...index, s17)
      r17.extend(SimpleComparisionCondition1)
    else
      @index = i17
      r17 = nil
    end
    if r17
      r17 = SyntaxNode.new(input, (index-1)...index) if r17 == true
      r0 = r17
      r0.extend(SimpleComparisionCondition2)
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:simple_comparision_condition][start_index] = r0

  r0
end

#_nt_where_clause ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 28

def _nt_where_clause
  start_index = index
  if node_cache[:where_clause].has_key?(index)
    cached = node_cache[:where_clause][index]
    if cached
      node_cache[:where_clause][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  r1 = _nt_where_keyword
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      r4 = _nt_logical_condition
      s0 << r4
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(WhereClause0)
    r0.extend(WhereClause1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:where_clause][start_index] = r0

  r0
end

#_nt_xml_condition ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 1392

def _nt_xml_condition
  start_index = index
  if node_cache[:xml_condition].has_key?(index)
    cached = node_cache[:xml_condition][index]
    if cached
      node_cache[:xml_condition][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  if (match_len = has_terminal?('xml_condition', false, index))
    r0 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('\'xml_condition\'')
    r0 = nil
  end

  node_cache[:xml_condition][start_index] = r0

  r0
end

#root ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/condition.rb', line 8

def root
  @root ||= :where_clause
end