Added default formatters + error handling

src/error/mod.rs

@@ -0,0 +1,47 @@
+use std::error::Error;
+use std::fmt::{Display, Formatter};
+use crate::parser::ByteArrayParseErr;
+use crate::formatter::format::FormatError;
+use crate::formatter::FormatConfigError;
+
+#[derive(Debug)]
+pub enum FormatyError {
+    ByteArrayParseError(ByteArrayParseErr),
+    FormatError(FormatError),
+    FormatConfigError(FormatConfigError),
+    FormatNotFound(String)
+
+}
+
+impl From<ByteArrayParseErr> for FormatyError {
+    fn from(e: ByteArrayParseErr) -> Self {
+        Self::ByteArrayParseError(e)
+    }
+}
+
+impl From<FormatError> for FormatyError {
+    fn from(e: FormatError) -> Self {
+        Self::FormatError(e)
+    }
+}
+
+impl From<FormatConfigError> for FormatyError {
+    fn from(e: FormatConfigError) -> Self {
+        Self::FormatConfigError(e)
+    }
+}
+
+impl Display for FormatyError {
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        let err_msg = match self {
+            FormatyError::ByteArrayParseError(e) => e.to_string(),
+            FormatyError::FormatError(e) => e.to_string(),
+            FormatyError::FormatConfigError(e) => e.to_string(),
+            FormatyError::FormatNotFound(err_msg) => format!("'{}' config not found.", err_msg)
+        };
+
+        write!(f, "{}", err_msg)
+    }
+}
+
+impl Error for FormatyError {}