1use thiserror::Error;
2
3#[derive(Error, Debug)]
4pub enum InvoiceParserError {
5 #[error("Failed to read file: {0}")]
6 FileReadError(#[from] std::io::Error),
7
8 #[error("PDF extraction failed: {0}")]
9 PdfExtractionError(String),
10
11 #[error("XLSX parsing failed: {0}")]
12 XlsxParsingError(String),
13
14 #[error("Invalid file format: expected {expected}, got {actual}")]
15 InvalidFileFormat { expected: String, actual: String },
16
17 #[error("Failed to parse date: {0}")]
18 DateParseError(String),
19
20 #[error("Failed to parse amount: {0}")]
21 AmountParseError(String),
22
23 #[error("Missing required field: {0}")]
24 MissingField(String),
25
26 #[error("Regex pattern error: {0}")]
27 RegexError(#[from] regex::Error),
28
29 #[error("JSON serialization error: {0}")]
30 JsonError(#[from] serde_json::Error),
31
32 #[error("Unsupported file type: {0}")]
33 UnsupportedFileType(String),
34
35 #[error("Empty document: no content found")]
36 EmptyDocument,
37
38 #[error("Parse error: {0}")]
39 ParseError(String),
40}
41
42pub type Result<T> = std::result::Result<T, InvoiceParserError>;