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Update to latest proc-macro-crate version (#8294)

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This commit is contained in:
Bastian Köcher
2021-03-09 23:22:25 +01:00
committed by GitHub
parent 7599e0d6e8
commit c33235ac5b
17 changed files with 119 additions and 140 deletions
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substrate/client/tracing/proc-macro/src/lib.rs
+5 -13
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@@ -18,7 +18,7 @@
use proc_macro::TokenStream;
use proc_macro2::Span;
use proc_macro_crate::crate_name;
use proc_macro_crate::{crate_name, FoundCrate};
use quote::quote;
use syn::{Error, Expr, Ident, ItemFn};
@@ -118,18 +118,10 @@ pub fn prefix_logs_with(arg: TokenStream, item: TokenStream) -> TokenStream {
let name = syn::parse_macro_input!(arg as Expr);
let crate_name = if std::env::var("CARGO_PKG_NAME")
.expect("cargo env var always there when compiling; qed")
== "sc-tracing"
{
Ident::from(Ident::new("sc_tracing", Span::call_site()))
} else {
let crate_name = match crate_name("sc-tracing") {
Ok(x) => x,
Err(err) => return Error::new(Span::call_site(), err).to_compile_error().into(),
};
Ident::new(&crate_name, Span::call_site())
let crate_name = match crate_name("sc-tracing") {
Ok(FoundCrate::Itself) => Ident::from(Ident::new("sc_tracing", Span::call_site())),
Ok(FoundCrate::Name(crate_name)) => Ident::new(&crate_name, Span::call_site()),
Err(e) => return Error::new(Span::call_site(), e).to_compile_error().into(),
};
let ItemFn {