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tokio-macros: add documentation about re-naming the tokio dependency #2521

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May 20, 2020
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tokio-macros: add documentation about re-naming the tokio dependency #2521

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48 changes: 48 additions & 0 deletions tokio-macros/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,14 @@ use proc_macro::TokenStream;
/// println!("Hello world");
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
#[cfg(not(test))] // Work around for rust-lang/rust#62127
pub fn main_threaded(args: TokenStream, item: TokenStream) -> TokenStream {
Expand Down Expand Up @@ -91,6 +99,14 @@ pub fn main_threaded(args: TokenStream, item: TokenStream) -> TokenStream {
/// println!("Hello world");
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
#[cfg(not(test))] // Work around for rust-lang/rust#62127
pub fn main(args: TokenStream, item: TokenStream) -> TokenStream {
Expand All @@ -117,6 +133,14 @@ pub fn main(args: TokenStream, item: TokenStream) -> TokenStream {
/// println!("Hello world");
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
#[cfg(not(test))] // Work around for rust-lang/rust#62127
pub fn main_basic(args: TokenStream, item: TokenStream) -> TokenStream {
Expand Down Expand Up @@ -149,6 +173,14 @@ pub fn main_basic(args: TokenStream, item: TokenStream) -> TokenStream {
/// assert!(true);
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
pub fn test_threaded(args: TokenStream, item: TokenStream) -> TokenStream {
entry::test(args, item, true)
Expand Down Expand Up @@ -180,6 +212,14 @@ pub fn test_threaded(args: TokenStream, item: TokenStream) -> TokenStream {
/// assert!(true);
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
pub fn test(args: TokenStream, item: TokenStream) -> TokenStream {
entry::old::test(args, item)
Expand All @@ -199,6 +239,14 @@ pub fn test(args: TokenStream, item: TokenStream) -> TokenStream {
/// assert!(true);
/// }
/// ```
///
/// ### NOTE:
///
/// If you rename the tokio crate in your dependencies this macro
/// will not work. If you must rename the 0.2 version of tokio because
/// you're also using the 0.1 version of tokio, you _must_ make the
/// tokio 0.2 crate available as `tokio` in the module where this
/// macro is expanded.
#[proc_macro_attribute]
pub fn test_basic(args: TokenStream, item: TokenStream) -> TokenStream {
entry::test(args, item, false)
Expand Down