1use thiserror::Error;
2
3#[derive(Error, Debug)]
4pub enum AppError {
5 #[error("Invalid input: {0}")]
6 InvalidInput(String),
7
8 #[error("Config error: {0}")]
9 Config(String),
10
11 #[error("Not found: {0}")]
12 NotFound(String),
13
14 #[error("Ambiguous: {0}")]
15 Ambiguous(String),
16
17 #[error("IO error: {0}")]
18 Io(#[from] std::io::Error),
19
20 #[error("Database error: {0}")]
21 Db(#[from] rusqlite::Error),
22
23 #[error("Serde error: {0}")]
24 Serde(#[from] serde_json::Error),
25
26 #[error("Render error: {0}")]
27 Render(String),
28
29 #[error(transparent)]
30 Core(#[from] finance_core::error::CoreError),
31
32 #[error("{0}")]
33 Other(String),
34}
35
36impl AppError {
37 pub fn exit_code(&self) -> i32 {
38 match self {
39 Self::InvalidInput(_) | Self::Ambiguous(_) | Self::NotFound(_) => 3,
40 Self::Config(_) => 2,
41 _ => 1,
42 }
43 }
44
45 pub fn error_code(&self) -> &'static str {
46 match self {
47 Self::InvalidInput(_) => "invalid_input",
48 Self::Ambiguous(_) => "ambiguous",
49 Self::Config(_) => "config_error",
50 Self::NotFound(_) => "not_found",
51 Self::Io(_) => "io_error",
52 Self::Db(_) => "db_error",
53 Self::Serde(_) => "serde_error",
54 Self::Render(_) => "render_error",
55 Self::Core(_) => "core_error",
56 Self::Other(_) => "other",
57 }
58 }
59
60 pub fn suggestion(&self) -> &'static str {
61 match self {
62 Self::InvalidInput(_) => "Check arguments with: contract --help",
63 Self::Ambiguous(_) => "Use the full slug or a more specific identifier",
64 Self::Config(_) => "Check config with: contract config show",
65 Self::NotFound(_) => "List available entities with: contract <kind> list",
66 Self::Io(_) => "Retry the command",
67 Self::Db(_) => "Check database integrity: contract doctor",
68 Self::Render(_) => "Typst render failed — run: contract doctor",
69 _ => "",
70 }
71 }
72}
73
74pub type Result<T> = std::result::Result<T, AppError>;