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42 lines
1.2 KiB
Rust
42 lines
1.2 KiB
Rust
// SPDX-License-Identifier: MIT OR Apache-2.0
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//
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// Copyright (c) 2022 Andre Richter <andre.o.richter@gmail.com>
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//! Null console.
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use super::interface;
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use core::fmt;
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//--------------------------------------------------------------------------------------------------
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// Public Definitions
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//--------------------------------------------------------------------------------------------------
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pub struct NullConsole;
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//--------------------------------------------------------------------------------------------------
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// Global instances
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//--------------------------------------------------------------------------------------------------
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pub static NULL_CONSOLE: NullConsole = NullConsole {};
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//--------------------------------------------------------------------------------------------------
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// Public Code
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//--------------------------------------------------------------------------------------------------
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impl interface::Write for NullConsole {
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fn write_char(&self, _c: char) {}
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fn write_fmt(&self, _args: fmt::Arguments) -> fmt::Result {
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fmt::Result::Ok(())
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}
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fn flush(&self) {}
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}
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impl interface::Read for NullConsole {
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fn clear_rx(&self) {}
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}
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impl interface::Statistics for NullConsole {}
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impl interface::All for NullConsole {}
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