grammar Transformation
rule transformations ( function / "" ) (',' function)* <Markdownplus::Literals::TransformationLiteral> end rule expression ( function / single_quote_string / double_quote_string / symbol / "" ) (',' expression)* <Markdownplus::Literals::ExpressionLiteral> end rule function symbol parameters <Markdownplus::Literals::FunctionLiteral> end rule parameters "(" expression ")" <Markdownplus::Literals::ParensLiteral> end rule single_quote_string space? "'" [a-zA-Z0-9\-_@ \t:\/\.]+ "'" space? <Markdownplus::Literals::StringLiteral> end rule double_quote_string space? '"' [a-zA-Z0-9\-_@ \t:\/\.]+ '"' space? <Markdownplus::Literals::StringLiteral> end rule symbol space? [a-zA-Z0-9\-_]+ space? <Markdownplus::Literals::SymbolLiteral> end rule space [\s]+ end
end