rhythm_open_exchange/
error.rs

1//! Error types for ROX format operations.
2
3use thiserror::Error;
4
5/// Result type alias for ROX operations.
6pub type RoxResult<T> = Result<T, RoxError>;
7
8/// Errors that can occur during ROX encoding/decoding.
9#[derive(Debug, Error)]
10pub enum RoxError {
11    #[error("IO error: {0}")]
12    Io(#[from] std::io::Error),
13
14    #[error("Serialization error: {0}")]
15    Serialize(String),
16
17    #[error("Deserialization error: {0}")]
18    Deserialize(String),
19
20    #[error("Invalid format: {0}")]
21    InvalidFormat(String),
22
23    #[error("Unsupported version: {0}")]
24    UnsupportedVersion(u8),
25
26    #[error("Invalid column index {column} for {key_count}K chart")]
27    InvalidColumn { column: u8, key_count: u8 },
28
29    #[error("Invalid hold duration {duration_us}µs at time {time_us}µs (must be > 0)")]
30    InvalidHoldDuration { time_us: i64, duration_us: i64 },
31
32    #[error("Timing points not sorted by time (found {time_us}µs after {prev_time_us}µs)")]
33    TimingPointsNotSorted { prev_time_us: i64, time_us: i64 },
34
35    #[error("Overlapping notes on column {column} at time {time_us}µs")]
36    OverlappingNotes { column: u8, time_us: i64 },
37
38    #[error("Notes not sorted by time (found {time_us}µs after {prev_time_us}µs)")]
39    NotesNotSorted { prev_time_us: i64, time_us: i64 },
40
41    #[error("No BPM timing point found (at least one is required)")]
42    NoBpmTimingPoint,
43
44    #[error("First BPM timing point at {bpm_time_us}µs is after first note at {note_time_us}µs")]
45    BpmAfterFirstNote { bpm_time_us: i64, note_time_us: i64 },
46
47    #[error("Parse error at line {line}: {message}")]
48    ParseError { line: usize, message: String },
49
50    #[error("Unsupported format: {0}")]
51    UnsupportedFormat(String),
52}
rhythm_open_exchange/error.rs

rhythm_open_exchange/
error.rs
