Expr(:kw, :foo, 2):(stuff)
# or
quote
stuff
end
julia> quote f(x= 10) end |> dumpExprhead: Symbol blockargs: Array{Any}((2,))1: Exprhead: Symbol lineargs: Array{Any}((2,))1: Int64 12: Symbol REPL[6]typ: Any2: Exprhead: Symbol callargs: Array{Any}((2,))1: Symbol f2: Exprhead: Symbol kwargs: Array{Any}((2,))1: Symbol x2: Int64 10typ: Anytyp: Anytyp: Any