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# frozen_string_literal: true
module Liquid
# @liquid_public_docs
# @liquid_type object
# @liquid_name tablerowloop
# @liquid_summary
# Information about a parent [`tablerow` loop](/api/liquid/tags#tablerow).
class TablerowloopDrop < Drop
def initialize(length, cols)
@length = length
@row = 1
@col = 1
@cols = cols
@index = 0
end
# @liquid_public_docs
# @liquid_summary
# The total number of iterations in the loop.
# @liquid_return [number]
attr_reader :length
# @liquid_public_docs
# @liquid_summary
# The 1-based index of the current column.
# @liquid_return [number]
attr_reader :col
# @liquid_public_docs
# @liquid_summary
# The 1-based index of current row.
# @liquid_return [number]
attr_reader :row
# @liquid_public_docs
# @liquid_summary
# The 1-based index of the current iteration.
# @liquid_return [number]
def index
@index + 1
end
# @liquid_public_docs
# @liquid_summary
# The 0-based index of the current iteration.
# @liquid_return [number]
def index0
@index
end
# @liquid_public_docs
# @liquid_summary
# The 0-based index of the current column.
# @liquid_return [number]
def col0
@col - 1
end
# @liquid_public_docs
# @liquid_summary
# The 1-based index of the current iteration, in reverse order.
# @liquid_return [number]
def rindex
@length - @index
end
# @liquid_public_docs
# @liquid_summary
# The 0-based index of the current iteration, in reverse order.
# @liquid_return [number]
def rindex0
@length - @index - 1
end
# @liquid_public_docs
# @liquid_summary
# Returns `true` if the current iteration is the first. Returns `false` if not.
# @liquid_return [boolean]
def first
@index == 0
end
# @liquid_public_docs
# @liquid_summary
# Returns `true` if the current iteration is the last. Returns `false` if not.
# @liquid_return [boolean]
def last
@index == @length - 1
end
# @liquid_public_docs
# @liquid_summary
# Returns `true` if the current column is the first in the row. Returns `false` if not.
# @liquid_return [boolean]
def col_first
@col == 1
end
# @liquid_public_docs
# @liquid_summary
# Returns `true` if the current column is the last in the row. Returns `false` if not.
# @liquid_return [boolean]
def col_last
@col == @cols
end
protected
def increment!
@index += 1
if @col == @cols
@col = 1
@row += 1
else
@col += 1
end
end
end
end
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