Struct proc_macro::ConcatTreesHelper

pub(crate) struct ConcatTreesHelper {
    pub(crate) trees: Vec<TokenTree<TokenStream, Span, Symbol>>,
}

Non-generic helper for implementing FromIterator<TokenTree> and Extend<TokenTree> with less monomorphization in calling crates.

Fields

trees: Vec<TokenTree<TokenStream, Span, Symbol>>

Implementations

impl ConcatTreesHelper

pub(crate) fn new(capacity: usize) -> Self

pub(crate) fn push(&mut self, tree: TokenTree)

pub(crate) fn build(self) -> TokenStream

pub(crate) fn append_to(self, stream: &mut TokenStream)