rust
/
rfcs
mirror of https://github.com/rust-lang/rfcs
1
0
Fork 0
Code Issues Releases Wiki Activity

Add @pnkfelix's suggestions

This commit is contained in:
Tobias Bucher 2015-10-02 21:44:13 +01:00 committed by Aaron Turon
parent f57cb490f4
commit fcfe2d6049
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
text/0000-main-reexport.md
View File

@ -22,7 +22,7 @@ Example:
println!("Hello world!");
}
}
pub use foo::bar as main;
use foo::bar as main;
Example 2:
@ -32,11 +32,17 @@ Example 2:
See also https://github.com/rust-lang/rust/issues/27640 for the corresponding
issue discussion.
The `#[main]` attribute can also be used to change the entry point of the
generated binary. This is largely irrelevant for this RFC as this RFC tries to
fix an inconsistency with re-exports and directly defined functions.
Nevertheless, it can be pointed out that the `#[main]` attribute does not cover
all the above-mentioned use cases.
# Detailed design
Use the symbol `main` at the top-level of a crate that is compiled as a program
(`--crate-type=bin`) – instead of explicitly only accepting directly-defined
functions, also allow re-exports.
functions, also allow (possibly non-`pub`) re-exports.
# Drawbacks