Enum proc_macro::TokenTree 1.29.0[−][src]
Expand description
A single token or a delimited sequence of token trees (e.g., [1, (), ..]
).
Variants
Group(Group)
Tuple Fields
0: Group
A token stream surrounded by bracket delimiters.
Ident(Ident)
Tuple Fields
0: Ident
An identifier.
Punct(Punct)
Tuple Fields
0: Punct
A single punctuation character (+
, ,
, $
, etc.).
Literal(Literal)
Tuple Fields
0: Literal
A literal character ('a'
), string ("hello"
), number (2.3
), etc.
Implementations
Returns the span of this tree, delegating to the span
method of
the contained token or a delimited stream.
Trait Implementations
Prints token tree in a form convenient for debugging.
Prints the token tree as a string that is supposed to be losslessly convertible back
into the same token tree (modulo spans), except for possibly TokenTree::Group
s
with Delimiter::None
delimiters and negative numeric literals.
Creates a token stream containing a single token tree.
Performs the conversion.