1 files changed, 49 insertions, 0 deletions
diff --git a/src/error/mod.rs b/src/error/mod.rs
new file mode 100644
index 0000000..99f78bb
--- /dev/null
+++ b/src/error/mod.rs
@@ -0,0 +1,49 @@
+// Copyright 2024 Gabriel Bjørnager Jensen.
+//
+// This file is part of Pollex.
+//
+// Pollex is free software: you can redistribute it
+// and/or modify it under the terms of the GNU Af-
+// fero General Public License as published by the
+// Free Software Foundation, either version 3 of
+// the License, or (at your option) any later ver-
+// sion.
+//
+// Pollex is distributed in the hope that it will
+// be useful, but WITHOUT ANY WARRANTY; without
+// even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Af-
+// fero General Public License along with Pollex.
+// If not, see <https://www.gnu.org/licenses/>.
+
+use core::fmt::{Display, Formatter};
+
+/// Wrapping of [`core::result::Result`].
+pub type Result<T> = core::result::Result<T, Error>;
+
+/// A crate error.
+#[derive(Clone, Debug)]
+pub enum Error {
+	ImmediateTooLarge,
+
+	InvalidImmediateValue,
+}
+
+impl Display for Error {
+	fn fmt(&self, f: &mut Formatter) -> core::fmt::Result {
+		use Error::*;
+
+		let message = match *self {
+			ImmediateTooLarge => "immediate too large",
+
+			InvalidImmediateValue => "invalid immediate value",
+		};
+
+		f.write_str(message)
+	}
+}
+
+impl core::error::Error for Error { }