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use alloc::string::String;
use core::fmt;
use crate::error;
#[cfg_attr(
__time_03_docs,
doc(cfg(all(any(feature = "formatting", feature = "parsing"), feature = "alloc")))
)]
#[non_exhaustive]
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum InvalidFormatDescription {
#[non_exhaustive]
UnclosedOpeningBracket {
index: usize,
},
#[non_exhaustive]
InvalidComponentName {
name: String,
index: usize,
},
#[non_exhaustive]
InvalidModifier {
value: String,
index: usize,
},
#[non_exhaustive]
MissingComponentName {
index: usize,
},
}
#[cfg_attr(
__time_03_docs,
doc(cfg(all(any(feature = "formatting", feature = "parsing"), feature = "alloc")))
)]
impl From<InvalidFormatDescription> for crate::Error {
fn from(original: InvalidFormatDescription) -> Self {
Self::InvalidFormatDescription(original)
}
}
#[cfg_attr(
__time_03_docs,
doc(cfg(all(any(feature = "formatting", feature = "parsing"), feature = "alloc")))
)]
impl TryFrom<crate::Error> for InvalidFormatDescription {
type Error = error::DifferentVariant;
fn try_from(err: crate::Error) -> Result<Self, Self::Error> {
match err {
crate::Error::InvalidFormatDescription(err) => Ok(err),
_ => Err(error::DifferentVariant),
}
}
}
impl fmt::Display for InvalidFormatDescription {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
use InvalidFormatDescription::*;
match self {
UnclosedOpeningBracket { index } => {
write!(f, "unclosed opening bracket at byte index {}", index)
}
InvalidComponentName { name, index } => write!(
f,
"invalid component name `{}` at byte index {}",
name, index
),
InvalidModifier { value, index } => {
write!(f, "invalid modifier `{}` at byte index {}", value, index)
}
MissingComponentName { index } => {
write!(f, "missing component name at byte index {}", index)
}
}
}
}
#[cfg(feature = "std")]
impl std::error::Error for InvalidFormatDescription {}