Module: OracleSqlParser::Grammar::Expression::Function

Includes:
Treetop::Runtime
Included in:
OracleSqlParser::Grammar::Expression, FunctionParser
Defined in:
lib/oracle-sql-parser/grammar/expression/function.rb

Defined Under Namespace

Modules: FunctionArg0, FunctionArgs0, FunctionArgs1, FunctionArgs2, FunctionExpression0, FunctionExpression1, FunctionName0, FunctionName1

Instance Method Summary collapse

Instance Method Details

#_nt_function_arg ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/expression/function.rb', line 301

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

  r0 = _nt_expr
  r0.extend(FunctionArg0)
  r0.extend(FunctionArg0)

  node_cache[:function_arg][start_index] = r0

  r0
end

#_nt_function_args ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/expression/function.rb', line 217

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

  i0, s0 = index, []
  r1 = _nt_function_arg
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      i3, s3 = index, []
      r5 = _nt_space
      if r5
        r4 = r5
      else
        r4 = instantiate_node(SyntaxNode,input, index...index)
      end
      s3 << r4
      if r4
        if (match_len = has_terminal?(',', false, index))
          r6 = true
          @index += match_len
        else
          terminal_parse_failure('\',\'')
          r6 = nil
        end
        s3 << r6
        if r6
          r8 = _nt_space
          if r8
            r7 = r8
          else
            r7 = instantiate_node(SyntaxNode,input, index...index)
          end
          s3 << r7
          if r7
            r9 = _nt_function_arg
            s3 << r9
          end
        end
      end
      if s3.last
        r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
        r3.extend(FunctionArgs0)
      else
        @index = i3
        r3 = nil
      end
      if r3
        s2 << r3
      else
        break
      end
    end
    r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    s0 << r2
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(FunctionArgs1)
    r0.extend(FunctionArgs2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:function_args][start_index] = r0

  r0
end

#_nt_function_expression ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/expression/function.rb', line 32

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

  i0, s0 = index, []
  r1 = _nt_function_name
  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
          r8 = _nt_function_args
          if r8
            r7 = r8
          else
            r7 = instantiate_node(SyntaxNode,input, index...index)
          end
          s0 << r7
          if r7
            r10 = _nt_space
            if r10
              r9 = r10
            else
              r9 = instantiate_node(SyntaxNode,input, index...index)
            end
            s0 << r9
            if r9
              if (match_len = has_terminal?(')', false, index))
                r11 = true
                @index += match_len
              else
                terminal_parse_failure('\')\'')
                r11 = nil
              end
              s0 << r11
            end
          end
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(FunctionExpression0)
    r0.extend(FunctionExpression1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:function_expression][start_index] = r0

  r0
end

#_nt_function_name ⇒ Object 



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# File 'lib/oracle-sql-parser/grammar/expression/function.rb', line 132

def _nt_function_name
  start_index = index
  if node_cache[:function_name].has_key?(index)
    cached = node_cache[:function_name][index]
    if cached
      node_cache[:function_name][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_package_name
  s1 << r2
  if r2
    if (match_len = has_terminal?('.', false, index))
      r3 = true
      @index += match_len
    else
      terminal_parse_failure('\'.\'')
      r3 = nil
    end
    s1 << r3
    if r3
      r4 = _nt_procedure_name
      s1 << r4
    end
  end
  if s1.last
    r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
    r1.extend(FunctionName0)
  else
    @index = i1
    r1 = nil
  end
  if r1
    r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
    r0 = r1
    r0.extend(FunctionName1)
    r0.extend(FunctionName1)
  else
    r5 = _nt_procedure_name
    if r5
      r5 = SyntaxNode.new(input, (index-1)...index) if r5 == true
      r0 = r5
      r0.extend(FunctionName1)
      r0.extend(FunctionName1)
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:function_name][start_index] = r0

  r0
end

#root ⇒ Object 



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

def root
  @root ||= :function_expression
end