Class: Liquid2::TableRowTag

Inherits:
Tag
  • Object
show all
Defined in:
lib/liquid2/nodes/tags/tablerow.rb

Overview

The standard tablerow tag.

Constant Summary collapse

END_BLOCK = 
Set["endtablerow"]

Instance Attribute Summary

Attributes inherited from Node

#blank, #token

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Tag

#name

Methods inherited from Node

#partial_scope, #render_with_disabled_tag_check, #template_scope

Constructor Details

#initialize(token, expression, block) ⇒ TableRowTag

Returns a new instance of TableRowTag.



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 19

def initialize(token, expression, block)
  super(token)
  @expression = expression
  @block = block
  @blank = false
end

Class Method Details

.parse(token, parser) ⇒ Object 



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 10

def self.parse(token, parser)
  expression = parser.parse_loop_expression
  parser.carry_whitespace_control
  parser.eat(:token_tag_end)
  block = parser.parse_block(END_BLOCK)
  parser.eat_empty_tag("endtablerow")
  new(token, expression, block)
end

Instance Method Details

#block_scope ⇒ Object 



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 71

def block_scope
  [@expression.identifier,
   Identifier.new([:token_word, "tablerowloop", @expression.token.last])]
end

#children(_static_context, include_partials: true) ⇒ Object 



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 68

def children(_static_context, include_partials: true) = [@block]

#expressions ⇒ Object 



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 69

def expressions = [@expression]

#render(context, buffer) ⇒ Object 



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# File 'lib/liquid2/nodes/tags/tablerow.rb', line 26

def render(context, buffer)
  array = @expression.evaluate(context)
  name = @expression.identifier.name

  context.raise_for_loop_limit(length: array.length)

  cols = if @expression.cols
           Liquid2.to_liquid_int(context.evaluate(@expression.cols))
         else
           array.length
         end

  drop = TableRow.new(@expression.name, array.length, cols)
  namespace = { "tablerowloop" => drop }

  buffer << "<tr class=\"row1\">\n"

  context.extend(namespace) do
    index = 0
    while index < array.length
      namespace[name] = array[index]
      index += 1
      drop.next

      buffer << "<td class=\"col#{drop.col}\">"
      @block.render(context, buffer)
      buffer << "</td>"

      buffer << "</tr>\n<tr class=\"row#{drop.row + 1}\">" if drop.col_last && !drop.last

      case context.interrupts.pop
      when :continue
        next
      when :break
        break
      end
    end

    buffer << "</tr>\n"
  end
end