icy_metadata/
error.rs

1//! Errors returned from parsing icy metadata.
2
3use std::error::Error;
4use std::fmt::Display;
5use std::string::FromUtf8Error;
6
7/// Error returned when parsing metadata from a stream fails.
8#[derive(Debug, Clone, PartialEq, Eq)]
9pub enum MetadataParseError {
10    /// Metadata block contained invalid UTF-8 data.
11    InvalidUtf8(FromUtf8Error),
12    /// Metadata block contained no valid values.
13    Empty(EmptyMetadataError),
14}
15
16impl Display for MetadataParseError {
17    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
18        f.write_str(
19            "Failed to parse icy metadata block as a string. The stream may not be properly \
20             encoded.",
21        )
22    }
23}
24
25impl Error for MetadataParseError {}
26
27/// Error returned when a metadata block contains no valid values.
28#[derive(Debug, Clone, PartialEq, Eq)]
29pub struct EmptyMetadataError(pub String);
30
31impl Display for EmptyMetadataError {
32    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
33        write!(f, "No valid values found for metadata block {}", self.0)
34    }
35}
36
37impl Error for EmptyMetadataError {}
icy_metadata/error.rs

icy_metadata/
error.rs
