Function syntax::ext::format::expand_preparsed_format_args[src]
pub fn expand_preparsed_format_args(ecx: &mut ExtCtxt, sp: Span, invocation: Invocation, efmt: Gc<Expr>, args: Vec<Gc<Expr>>, name_ordering: Vec<String>, names: HashMap<String, Gc<Expr>>) -> Gc<Expr>
Take the various parts of format_args!(extra, efmt, args...,
name=names...) and construct the appropriate formatting
expression.