gitsheets/core/
errors.rs

1// git-sheets: Core module - fundamental data structures and operations
2// A tool for Excel sufferers who deserve better
3
4use csv::Error as CsvError;
5use std::fmt;
6use std::io;
7use toml::de::Error as TomlError;
8use toml::ser::Error as TomlSerError;
9
10/// Error type for git-sheets operations
11#[derive(Debug)]
12pub enum GitSheetsError {
13    /// IO error during file operations
14    IoError(io::Error),
15    /// TOML parsing error
16    TomlError(TomlError),
17    /// TOML serialization error
18    TomlSerError(TomlSerError),
19    /// CSV error
20    CsvError(CsvError),
21    /// Dependency hash mismatch
22    DependencyHashMismatch(String),
23    /// Empty table encountered
24    EmptyTable,
25    /// No primary key defined
26    NoPrimaryKey,
27    /// Invalid row index provided
28    InvalidRowIndex(String),
29    /// File system error
30    FileSystemError(String),
31}
32
33impl PartialEq for GitSheetsError {
34    fn eq(&self, other: &Self) -> bool {
35        match (self, other) {
36            (GitSheetsError::TomlError(e1), GitSheetsError::TomlError(e2)) => e1 == e2,
37            (GitSheetsError::TomlSerError(e1), GitSheetsError::TomlSerError(e2)) => e1 == e2,
38            (
39                GitSheetsError::DependencyHashMismatch(s1),
40                GitSheetsError::DependencyHashMismatch(s2),
41            ) => s1 == s2,
42            (GitSheetsError::EmptyTable, GitSheetsError::EmptyTable) => true,
43            (GitSheetsError::NoPrimaryKey, GitSheetsError::NoPrimaryKey) => true,
44            (GitSheetsError::InvalidRowIndex(s1), GitSheetsError::InvalidRowIndex(s2)) => s1 == s2,
45            (GitSheetsError::FileSystemError(s1), GitSheetsError::FileSystemError(s2)) => s1 == s2,
46            _ => false,
47        }
48    }
49}
50
51impl fmt::Display for GitSheetsError {
52    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
53        match self {
54            GitSheetsError::IoError(e) => write!(f, "IO Error: {}", e),
55            GitSheetsError::TomlError(e) => write!(f, "TOML Error: {}", e),
56            GitSheetsError::TomlSerError(e) => write!(f, "TOML Serialization Error: {}", e),
57            GitSheetsError::CsvError(e) => write!(f, "CSV Error: {}", e),
58            GitSheetsError::DependencyHashMismatch(msg) => {
59                write!(f, "Dependency Hash Mismatch: {}", msg)
60            }
61            GitSheetsError::EmptyTable => write!(f, "Empty Table"),
62            GitSheetsError::NoPrimaryKey => write!(f, "No Primary Key"),
63            GitSheetsError::InvalidRowIndex(msg) => write!(f, "Invalid Row Index: {}", msg),
64            GitSheetsError::FileSystemError(msg) => write!(f, "File System Error: {}", msg),
65        }
66    }
67}
68
69impl std::error::Error for GitSheetsError {
70    fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
71        match self {
72            GitSheetsError::IoError(e) => Some(e),
73            GitSheetsError::TomlError(e) => Some(e),
74            GitSheetsError::TomlSerError(e) => Some(e),
75            GitSheetsError::CsvError(e) => Some(e),
76            GitSheetsError::DependencyHashMismatch(_) => None,
77            GitSheetsError::EmptyTable => None,
78            GitSheetsError::NoPrimaryKey => None,
79            GitSheetsError::InvalidRowIndex(_) => None,
80            GitSheetsError::FileSystemError(_) => None,
81        }
82    }
83}
84
85impl From<io::Error> for GitSheetsError {
86    fn from(error: io::Error) -> Self {
87        GitSheetsError::IoError(error)
88    }
89}
90
91impl From<TomlError> for GitSheetsError {
92    fn from(error: TomlError) -> Self {
93        GitSheetsError::TomlError(error)
94    }
95}
96
97impl From<TomlSerError> for GitSheetsError {
98    fn from(error: TomlSerError) -> Self {
99        GitSheetsError::TomlSerError(error)
100    }
101}
102
103impl From<CsvError> for GitSheetsError {
104    fn from(error: CsvError) -> Self {
105        GitSheetsError::CsvError(error)
106    }
107}
108
109/// Result type for git-sheets operations
110pub type Result<T> = std::result::Result<T, GitSheetsError>;
gitsheets/core/errors.rs

gitsheets/core/
errors.rs
