1 files changed, 28 insertions, 0 deletions
diff --git a/src/error.rs b/src/error.rs
new file mode 100644
index 0000000..00dae56
--- /dev/null
+++ b/src/error.rs
@@ -0,0 +1,28 @@
+//! Errors returned from functions in this crate.
+
+use std::path::PathBuf;
+
+#[derive(Debug, thiserror::Error)]
+pub enum JournalError {
+    /// Configuration file does not exist.
+    #[error("specified configuration file does not exist: {0}")]
+    ConfigMissing(PathBuf),
+
+    /// Failed to read the configuration file.
+    ///
+    /// This is for permission problems and such.
+    #[error("failed to read configuration file {0}")]
+    ReadConfig(PathBuf, #[source] std::io::Error),
+
+    /// Configuration file has a syntax error.
+    #[error("failed to understand configuration file syntax: {0}")]
+    ConfigSyntax(PathBuf, #[source] serde_yaml::Error),
+
+    /// The specified directory does not look like a journal.
+    #[error("directory {0} is not a journal")]
+    NotAJournal(String),
+
+    /// Failed to create the directory for the journal.
+    #[error("failed to create journal directory {0}")]
+    CreateDirectory(PathBuf, #[source] std::io::Error),
+}