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# frozen_string_literal: true
require 'tilt'
module Hamlit
class Filters
class TiltBase < Base
def self.render(name, source, indent_width: 0)
text = ::Tilt["t.#{name}"].new { source }.render
return text if indent_width == 0
text.gsub!(/^/, ' ' * indent_width)
end
def explicit_require?(needed_registration)
Gem::Version.new(Tilt::VERSION) >= Gem::Version.new('2.0.0') &&
!Tilt.registered?(needed_registration)
end
private
def compile_with_tilt(node, name, indent_width: 0)
if ::Hamlit::HamlUtil.contains_interpolation?(node.value[:text])
dynamic_compile(node, name, indent_width: indent_width)
else
static_compile(node, name, indent_width: indent_width)
end
end
def static_compile(node, name, indent_width: 0)
temple = [:multi, [:static, TiltBase.render(name, node.value[:text], indent_width: indent_width)]]
node.value[:text].split("\n").size.times do
temple << [:newline]
end
temple
end
def dynamic_compile(node, name, indent_width: 0)
# original: Haml::Filters#compile
text = ::Hamlit::HamlUtil.unescape_interpolation(node.value[:text]).gsub(/(\\+)n/) do |s|
escapes = $1.size
next s if escapes % 2 == 0
"#{'\\' * (escapes - 1)}\n"
end
text.prepend("\n").sub!(/\n"\z/, '"')
[:dynamic, "::Hamlit::Filters::TiltBase.render('#{name}', #{text}, indent_width: #{indent_width})"]
end
end
end
end
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