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optional ufmt::uDebug impl

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Hexa Dust
2025-07-18 21:19:30 +01:00
parent 33dda0d6ea
commit 39dcd647f2
4 changed files with 103 additions and 0 deletions
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63
Cargo.lock generated
View File

@@ -20,6 +20,7 @@ version = "0.1.0"
dependencies = [
"arrayvec",
"num-traits",
"ufmt",
]
[[package]]
@@ -30,3 +31,65 @@ checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
dependencies = [
"autocfg",
]
[[package]]
name = "proc-macro2"
version = "1.0.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "02b3e5e68a3a1a02aad3ec490a98007cbc13c37cbe84a3cd7b8e406d76e7f778"
dependencies = [
"unicode-ident",
]
[[package]]
name = "quote"
version = "1.0.40"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
dependencies = [
"proc-macro2",
]
[[package]]
name = "syn"
version = "1.0.109"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
dependencies = [
"proc-macro2",
"quote",
"unicode-ident",
]
[[package]]
name = "ufmt"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1a64846ec02b57e9108d6469d98d1648782ad6bb150a95a9baac26900bbeab9d"
dependencies = [
"ufmt-macros",
"ufmt-write",
]
[[package]]
name = "ufmt-macros"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d337d3be617449165cb4633c8dece429afd83f84051024079f97ad32a9663716"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "ufmt-write"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e87a2ed6b42ec5e28cc3b94c09982969e9227600b2e3dcbc1db927a84c06bd69"
[[package]]
name = "unicode-ident"
version = "1.0.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"

4
Cargo.toml
View File

@@ -5,6 +5,10 @@ edition = "2021"
[dependencies]
num-traits = { version = "0.2.19", default-features = false }
ufmt = { version = "0.2.0", optional = true }
[dev-dependencies]
arrayvec = { version = "0.7.6", default-features = false }
[features]
ufmt = ["dep:ufmt"]

18
src/calc.rs
View File

@@ -1,10 +1,13 @@
use core::{convert::Infallible, fmt::Display, marker::PhantomData};
use num_traits::{float::FloatCore, PrimInt, Unsigned};
#[cfg(feature = "ufmt")]
use ufmt::derive::uDebug;
use crate::{Decimal, DecimalError};
#[derive(Debug)]
#[cfg_attr(feature = "ufmt", derive(uDebug))]
pub enum StackCalcError {
StackOverflow,
StackUnderflow,
@@ -28,6 +31,21 @@ pub struct StackCalc<F: FloatCore, const STACK: usize = 2, const DSIZE: usize =
phantom: PhantomData<F>,
}
#[cfg(feature = "ufmt")]
impl<F: FloatCore + ufmt::uDebug, const STACK: usize, const DSIZE: usize, EXP: ufmt::uDebug>
ufmt::uDebug for StackCalc<F, STACK, DSIZE, EXP>
{
fn fmt<W>(&self, f: &mut ufmt::Formatter<'_, W>) -> Result<(), W::Error>
where
W: ufmt::uWrite + ?Sized,
{
f.debug_struct("StackCalc")?
.field("stack", &self.stack.as_slice())?
.field("index", &self.index)?
.finish()
}
}
impl<F: FloatCore, const STACK: usize, const DSIZE: usize, EXP: PrimInt> Default
for StackCalc<F, STACK, DSIZE, EXP>
{

18
src/lib.rs
View File

@@ -5,8 +5,11 @@ pub mod calc;
use core::fmt::Display;
use num_traits::float::FloatCore;
use num_traits::{one, zero, PrimInt, Unsigned};
#[cfg(feature = "ufmt")]
use ufmt::derive::uDebug;
#[derive(Debug)]
#[cfg_attr(feature = "ufmt", derive(uDebug))]
pub enum DecimalError {
ExponentOverflow,
NotANumber,
@@ -29,6 +32,21 @@ pub struct Decimal<const SIZE: usize = 5, EXP = u16> {
exponent: EXP,
}
#[cfg(feature = "ufmt")]
impl<const SIZE: usize, EXP: ufmt::uDebug> ufmt::uDebug for Decimal<SIZE, EXP> {
fn fmt<W>(&self, f: &mut ufmt::Formatter<'_, W>) -> Result<(), W::Error>
where
W: ufmt::uWrite + ?Sized,
{
f.debug_struct("Decimal")?
.field("minus", &self.minus)?
.field("significant", &self.significant.as_slice())?
.field("minus_exponent", &self.minus_exponent)?
.field("exponent", &self.exponent)?
.finish()
}
}
impl<const SIZE: usize, EXP: PrimInt + Unsigned> Decimal<SIZE, EXP> {
pub fn new(minus: bool, significant: [u8; SIZE], minus_exponent: bool, exponent: EXP) -> Self {
for s in significant {