def on_multi(*exps)
      result = [:multi]
      # This variable is true if the previous line was
      # (1) a control code and (2) contained indented content.
      prev_indent = false

      exps.each do |exp|
        if control?(exp)
          raise(Temple::FilterError, 'Explicit end statements are forbidden') if exp[2] =~ END_RE

          # Two control code in a row. If this one is *not*
          # an else block, we should close the previous one.
          append_end(result) if prev_indent && exp[2] !~ ELSE_RE

          # Indent if the control code starts a block.
          prev_indent = exp[2] =~ IF_RE
        elsif exp[0] != :newline && prev_indent
          # This is *not* a control code, so we should close the previous one.
          # Ignores newlines because they will be inserted after each line.
          append_end(result)
          prev_indent = false
        end

        result << compile(exp)
      end

      # The last line can be a control code too.
      prev_indent ? append_end(result) : result
    end
def on_multi(*exps)
      result = [:multi]
      # This variable is true if the previous line was
      # (1) a control code and (2) contained indented content.
      prev_indent = false

      exps.each do |exp|
        if control?(exp)
          raise(Temple::FilterError, 'Explicit end statements are forbidden') if exp[2] =~ END_RE

          # Two control code in a row. If this one is *not*
          # an else block, we should close the previous one.
          append_end(result) if prev_indent && exp[2] !~ ELSE_RE

          # Indent if the control code starts a block.
          prev_indent = exp[2] =~ IF_RE
        elsif exp[0] != :newline && prev_indent
          # This is *not* a control code, so we should close the previous one.
          # Ignores newlines because they will be inserted after each line.
          append_end(result)
          prev_indent = false
        end

        result << compile(exp)
      end

      # The last line can be a control code too.
      prev_indent ? append_end(result) : result
    end
Handle multi expression `[:multi, *exps]`

 @return [Array] Corrected Temple expression with ends inserted