Upgrade to proc-macro2 0.2

Author: dtolnay

Cargo.toml

@@ -11,4 +11,4 @@ include = ["Cargo.toml", "src/**/*.rs", "tests/**/*.rs", "README.md", "LICENSE-A
 publish = false # this branch contains breaking changes
 
 [dependencies]
-proc-macro2 = "0.1"
+proc-macro2 = "0.2"

README.md

@@ -104,7 +104,7 @@ Any interpolated tokens preserve the `Span` information provided by their
 `ToTokens` implementation. Tokens that originate within a `quote!` invocation
 are spanned with [`Span::def_site()`].
 
-[`Span::def_site()`]: https://docs.rs/proc-macro2/0.1/proc_macro2/struct.Span.html#method.def_site
+[`Span::def_site()`]: https://docs.rs/proc-macro2/0.2/proc_macro2/struct.Span.html#method.def_site
 
 A different span can be provided explicitly through the [`quote_spanned!`]
 macro.

src/lib.rs

@@ -160,7 +160,7 @@ pub mod __rt {
 /// `ToTokens` implementation. Tokens that originate within the `quote!`
 /// invocation are spanned with [`Span::def_site()`].
 ///
-/// [`Span::def_site()`]: https://docs.rs/proc-macro2/0.1/proc_macro2/struct.Span.html#method.def_site
+/// [`Span::def_site()`]: https://docs.rs/proc-macro2/0.2/proc_macro2/struct.Span.html#method.def_site
 ///
 /// A different span can be provided through the [`quote_spanned!`] macro.
 ///
@@ -218,7 +218,7 @@ macro_rules! quote {
 /// to quote. The span expression should be brief -- use a variable for anything
 /// more than a few characters. There should be no space before the `=>` token.
 ///
-/// [`Span`]: https://docs.rs/proc-macro2/0.1/proc_macro2/struct.Span.html
+/// [`Span`]: https://docs.rs/proc-macro2/0.2/proc_macro2/struct.Span.html
 ///
 /// ```
 /// # #[macro_use]

src/to_tokens.rs

@@ -6,7 +6,7 @@ use proc_macro2::{Literal, Span, Term, TokenNode, TokenTree, TokenStream};
 
 fn tt(kind: TokenNode) -> TokenTree {
     TokenTree {
-        span: Span::default(),
+        span: Span::def_site(),
         kind: kind,
     }
 }

tests/test.rs

@@ -6,15 +6,15 @@ extern crate proc_macro2;
 #[macro_use]
 extern crate quote;
 
-use proc_macro2::Term;
+use proc_macro2::{Span, Term};
 
 struct X;
 
 impl quote::ToTokens for X {
     fn to_tokens(&self, tokens: &mut quote::Tokens) {
         tokens.append(proc_macro2::TokenTree {
             kind: proc_macro2::TokenNode::Term(Term::intern("X")),
-            span: Default::default(),
+            span: Span::def_site(),
         });
     }
 }