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dtolnay / watt

Runtime for executing procedural macros as WebAssembly
Apache License 2.0
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Update to support proc-macro2 1.0.26 #46

Closed dtolnay closed 3 years ago

dtolnay commented 3 years ago

Fixes a build error in syn due to a reliance on a new API from proc-macro2. https://github.com/alexcrichton/proc-macro2/releases/tag/1.0.26

error[E0599]: no method named `span` found for struct `LexError` in the current scope
   --> .cargo/registry/src/github.com-1ecc6299db9ec823/syn-1.0.68/src/error.rs:352:24
    |
352 |         Error::new(err.span(), "lex error")
    |                        ^^^^ method not found in `LexError`
    |
    = help: items from traits can only be used if the trait is implemented and in scope
note: `spanned::Spanned` defines an item `span`, perhaps you need to implement it
   --> .cargo/registry/src/github.com-1ecc6299db9ec823/syn-1.0.68/src/spanned.rs:102:1
    |
102 | pub trait Spanned {
    | ^^^^^^^^^^^^^^^^^