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Contents
module Nanoc::Helpers
# @see http://nanoc.ws/doc/reference/helpers/#rendering
module Rendering
include Nanoc::Helpers::Capturing
# @param [String] identifier
# @param [Hash] other_assigns
#
# @raise [Nanoc::Int::Errors::UnknownLayout]
# @raise [Nanoc::Int::Errors::CannotDetermineFilter]
# @raise [Nanoc::Int::Errors::UnknownFilter]
#
# @return [String, nil]
def render(identifier, other_assigns = {}, &block)
# Find layout
layout_view = @layouts[identifier]
layout_view ||= @layouts[identifier.__nanoc_cleaned_identifier]
raise Nanoc::Int::Errors::UnknownLayout.new(identifier) if layout_view.nil?
layout = layout_view.unwrap
# Visit
dependency_tracker = @config._context.dependency_tracker
dependency_tracker.bounce(layout, raw_content: true)
# Capture content, if any
captured_content = block_given? ? capture(&block) : nil
# Get assigns
assigns = {
content: captured_content,
item: @item,
item_rep: @item_rep,
items: @items,
layout: layout_view,
layouts: @layouts,
config: @config,
}.merge(other_assigns)
# Get filter name
filter_name, filter_args = *@config._context.compilation_context.filter_name_and_args_for_layout(layout)
raise Nanoc::Int::Errors::CannotDetermineFilter.new(layout.identifier) if filter_name.nil?
# Get filter class
filter_class = Nanoc::Filter.named!(filter_name)
# Create filter
filter = filter_class.new(assigns)
# Layout
content = layout.content
arg = content.binary? ? content.filename : content.string
result = filter.setup_and_run(arg, filter_args)
# Append to erbout if we have a block
if block_given?
# Append result and return nothing
erbout = eval('_erbout', block.binding)
erbout << result
''
else
# Return result
result
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems