feat: std error compatible error

src/result.rs

@@ -0,0 +1,20 @@
+use std::fmt::{Debug, Display, Formatter};
+
+pub type Result<T> = std::result::Result<T, MagickError>;
+
+#[derive(Debug, Copy, Clone, PartialEq, Eq, Ord, PartialOrd, Hash)]
+pub struct MagickError(pub &'static str);
+
+impl From<&'static str> for MagickError {
+    fn from(s: &'static str) -> Self {
+        MagickError(s)
+    }
+}
+
+impl Display for MagickError {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        Display::fmt(self.0, f)
+    }
+}
+
+impl std::error::Error for MagickError {}