25 lines
777 B
Rust
25 lines
777 B
Rust
//! Macro for opaque `Debug` trait implementation.
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#![no_std]
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#[doc(hidden)]
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pub extern crate core as __core;
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/// Macro for defining opaque `Debug` implementation.
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///
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/// It will use the following format: "StructName { ... }". While it's
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/// convinient to have it (e.g. for including into other structs), it could be
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/// undesirable to leak internal state, which can happen for example through
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/// uncareful logging.
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#[macro_export]
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macro_rules! implement {
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($struct:ty) => {
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impl $crate::__core::fmt::Debug for $struct {
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fn fmt(&self, f: &mut $crate::__core::fmt::Formatter)
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-> Result<(), $crate::__core::fmt::Error>
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{
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write!(f, concat!(stringify!($struct), " {{ ... }}"))
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}
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}
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}
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}
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