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Mention Display trait in docs

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Chris Wong 2015-01-25 15:12:00 +13:00
parent 9b1402101d
commit 17a447d898
1 changed files with 3 additions and 0 deletions

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maud/src/lib.rs
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@ -145,6 +145,9 @@
//! ``` //! ```
//! //!
//! Use `$(expr)` syntax to splice a Rust expression into the output. //! Use `$(expr)` syntax to splice a Rust expression into the output.
//! The expression may evaluate to anything that implements
//! `std::fmt::Display`.
//!
//! You can omit the brackets if it's just a variable (`$var`), indexing //! You can omit the brackets if it's just a variable (`$var`), indexing
//! operation (`$var[0]`), method call (`$var.method()`), or property //! operation (`$var[0]`), method call (`$var.method()`), or property
//! lookup (`$var.property`). //! lookup (`$var.property`).