Module: CSS::Serializer

Extended by:
Serializer
Included in:
Serializer
Defined in:
lib/css/serializer.rb

Overview

Serializer based on CSS Syntax Module Level 4 ยง9 Serialization. drafts.csswg.org/css-syntax/#serialization

The output is intended to round-trip: re-parsing it should yield an equivalent AST. Idents, strings, hashes, and dimensions are escaped following the spec rules.

Constant Summary collapse

INDENT = 
'  '.freeze

Instance Method Summary collapse

Instance Method Details

#serialize(node) ⇒ Object 



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# File 'lib/css/serializer.rb', line 13

def serialize(node)
  case node
  when Nodes::Stylesheet    then serialize_stylesheet(node)
  when Nodes::AtRule        then serialize_at_rule(node)
  when Nodes::QualifiedRule then serialize_qualified_rule(node)
  when Nodes::Block         then serialize_block(node)
  when Nodes::Declaration   then serialize_declaration(node)
  when Nodes::Function      then serialize_function(node)
  when Nodes::SimpleBlock   then serialize_simple_block(node)
  when Token                then serialize_token(node)
  when Selectors::Node      then Selectors::Serializer.serialize(node)
  when Array                then node.map { serialize(it) }.join
  else
    raise ArgumentError, "cannot serialize #{node.class}"
  end
end