Merge pull request #5 from pml68/feat/config

Config done

1 files changed, 55 insertions, 0 deletions

diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..f4011bd
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,55 @@
+use std::io;
+use std::sync::Arc;
+
+use thiserror::Error;
+
+#[derive(Debug, Clone, Error)]
+#[error(transparent)]
+pub enum Error {
+    IO(Arc<io::Error>),
+    #[error("config does not exist")]
+    ConfigMissing,
+    #[error("JSON parsing error: {0}")]
+    SerdeJSON(Arc<serde_json::Error>),
+    #[error("TOML parsing error: {0}")]
+    SerdeTOML(#[from] toml::de::Error),
+    RustFmt(Arc<rust_format::Error>),
+    #[error("the element tree contains no matching element")]
+    NonExistentElement,
+    #[error(
+        "the file dialog has been closed without selecting a valid option"
+    )]
+    DialogClosed,
+    #[error("{0}")]
+    Other(String),
+}
+
+impl From<io::Error> for Error {
+    fn from(value: io::Error) -> Self {
+        Self::IO(Arc::new(value))
+    }
+}
+
+impl From<serde_json::Error> for Error {
+    fn from(value: serde_json::Error) -> Self {
+        Self::SerdeJSON(Arc::new(value))
+    }
+}
+
+impl From<rust_format::Error> for Error {
+    fn from(value: rust_format::Error) -> Self {
+        Self::RustFmt(Arc::new(value))
+    }
+}
+
+impl From<&str> for Error {
+    fn from(value: &str) -> Self {
+        Self::Other(value.to_owned())
+    }
+}
+
+impl From<String> for Error {
+    fn from(value: String) -> Self {
+        Self::Other(value)
+    }
+}