#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum YamlErrorKind {
Eof,
InvalidIndentation,
UnexpectedToken,
InvalidMappingKey,
InvalidScalar,
UnsupportedFeature,
MaxDepthExceeded,
MaxScalarLengthExceeded,
MaxSequenceLengthExceeded,
MaxMappingLengthExceeded,
MaxNodeCountExceeded,
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub struct YamlErrorPosition {
pub line: usize,
pub column: usize,
}
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub struct YamlError {
pub kind: YamlErrorKind,
pub offset: usize,
}
impl YamlError {
pub(crate) const fn new(kind: YamlErrorKind, offset: usize) -> Self {
Self { kind, offset }
}
pub fn line_column(&self, input: &[u8]) -> YamlErrorPosition {
let end = core::cmp::min(self.offset, input.len());
let mut line = 1usize;
let mut col = 1usize;
let mut idx = 0usize;
while idx < end {
if input[idx] == b'\n' {
line += 1;
col = 1;
} else {
col += 1;
}
idx += 1;
}
YamlErrorPosition { line, column: col }
}
}