Replace `TokenStream::empty` with `::new`
`TokenStream::empty` is deprecated since `proc-macro2` 0.4.4.
diff --git a/Cargo.toml b/Cargo.toml
index c8aa655..6d1c02f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@
proc-macro = ["proc-macro2/proc-macro", "quote/proc-macro"]
[dependencies]
-proc-macro2 = { version = "0.4.2", default-features = false }
+proc-macro2 = { version = "0.4.4", default-features = false }
quote = { version = "0.6", optional = true, default-features = false }
unicode-xid = "0.1"
diff --git a/codegen/src/main.rs b/codegen/src/main.rs
index 5c2f683..f00f310 100644
--- a/codegen/src/main.rs
+++ b/codegen/src/main.rs
@@ -934,7 +934,7 @@
semi_token: None,
}),
},
- features: TokenStream::empty(),
+ features: TokenStream::new(),
eos_full: false,
},
);
diff --git a/examples/lazy-static/lazy-static/src/lib.rs b/examples/lazy-static/lazy-static/src/lib.rs
index 0ae9114..4d4131f 100644
--- a/examples/lazy-static/lazy-static/src/lib.rs
+++ b/examples/lazy-static/lazy-static/src/lib.rs
@@ -75,7 +75,7 @@
init.span().unstable()
.error("I can't think of a legitimate use for lazily initializing the value `()`")
.emit();
- return TokenStream::empty();
+ return TokenStream::new();
}
}
diff --git a/src/expr.rs b/src/expr.rs
index e5d8d83..6982951 100644
--- a/src/expr.rs
+++ b/src/expr.rs
@@ -1717,7 +1717,7 @@
attrs: Vec::new(),
// this expr will get overwritten after being returned
receiver: Box::new(Expr::Verbatim(ExprVerbatim {
- tts: TokenStream::empty(),
+ tts: TokenStream::new(),
})),
method: method,
diff --git a/src/spanned.rs b/src/spanned.rs
index 72c4798..9372dce 100644
--- a/src/spanned.rs
+++ b/src/spanned.rs
@@ -109,7 +109,7 @@
{
#[cfg(procmacro2_semver_exempt)]
fn span(&self) -> Span {
- let mut tokens = TokenStream::empty();
+ let mut tokens = TokenStream::new();
self.to_tokens(&mut tokens);
let mut iter = tokens.into_iter();
let mut span = match iter.next() {
@@ -128,7 +128,7 @@
#[cfg(not(procmacro2_semver_exempt))]
fn span(&self) -> Span {
- let mut tokens = TokenStream::empty();
+ let mut tokens = TokenStream::new();
self.to_tokens(&mut tokens);
let mut iter = tokens.into_iter();
diff --git a/src/synom.rs b/src/synom.rs
index a018ff3..1788732 100644
--- a/src/synom.rs
+++ b/src/synom.rs
@@ -91,19 +91,19 @@
//! use syn::{PathSegment, Expr, Attribute};
//!
//! # fn run_parsers() -> Result<(), syn::synom::ParseError> {
-//! # let tokens = TokenStream::empty().into();
+//! # let tokens = TokenStream::new().into();
//! // Parse a nonempty sequence of path segments separated by `::` punctuation
//! // with no trailing punctuation.
//! let parser = Punctuated::<PathSegment, Token![::]>::parse_separated_nonempty;
//! let path = parser.parse(tokens)?;
//!
-//! # let tokens = TokenStream::empty().into();
+//! # let tokens = TokenStream::new().into();
//! // Parse a possibly empty sequence of expressions terminated by commas with
//! // an optional trailing punctuation.
//! let parser = Punctuated::<Expr, Token![,]>::parse_terminated;
//! let args = parser.parse(tokens)?;
//!
-//! # let tokens = TokenStream::empty().into();
+//! # let tokens = TokenStream::new().into();
//! // Parse zero or more outer attributes but not inner attributes.
//! named!(outer_attrs -> Vec<Attribute>, many0!(Attribute::parse_outer));
//! let attrs = outer_attrs.parse(tokens)?;
diff --git a/src/token.rs b/src/token.rs
index 37a0b35..8141d31 100644
--- a/src/token.rs
+++ b/src/token.rs
@@ -876,7 +876,7 @@
" " => Delimiter::None,
_ => panic!("unknown delimiter: {}", s),
};
- let mut inner = TokenStream::empty();
+ let mut inner = TokenStream::new();
f(&mut inner);
let mut g = Group::new(delim, inner);
g.set_span(*span);
diff --git a/tests/test_derive_input.rs b/tests/test_derive_input.rs
index 6e64d20..a5377e7 100644
--- a/tests/test_derive_input.rs
+++ b/tests/test_derive_input.rs
@@ -199,7 +199,7 @@
pound_token: Default::default(),
style: AttrStyle::Outer,
path: ident("must_use").into(),
- tts: TokenStream::empty(),
+ tts: TokenStream::new(),
is_sugared_doc: false,
},
],
@@ -459,7 +459,7 @@
PathSegment::from(ident("self")),
],
},
- tts: TokenStream::empty(),
+ tts: TokenStream::new(),
is_sugared_doc: false,
}],
generics: Generics::default(),
diff --git a/tests/test_generics.rs b/tests/test_generics.rs
index 9783b13..a8c4881 100644
--- a/tests/test_generics.rs
+++ b/tests/test_generics.rs
@@ -52,7 +52,7 @@
pound_token: Default::default(),
style: AttrStyle::Outer,
path: ident("may_dangle").into(),
- tts: TokenStream::empty(),
+ tts: TokenStream::new(),
is_sugared_doc: false,
}],
ident: ident("T"),