completed error move.

src/data/id.rs

@@ -99,7 +99,7 @@ mod id {
             Err(err) => match err.get_code() {
                 ErrorType::IDErr(id) => match id {
                     IDError::InvalidUuid(data) => assert_eq!(data, bad),
-                }
+                },
                 _ => unreachable!("Returned wrong error"),
             },
         }

src/data/mod.rs

@@ -1,6 +1,6 @@
 pub mod id;
 mod record;
-mod table;
+pub mod table;
 
 use crate::{
     data::table::Table,
@@ -47,8 +47,8 @@ impl Database {
     fn add_table(&mut self, name: &str, table: Table) -> Result<(), MTTError> {
         match self.tables.get(name) {
             Some(_) => {
-                let error = ErrorType::TableRecordInvalidFieldName(name.to_string());
+                let err = DBError::DuplicateTable(name.to_string());
-                return Err(MTTError::new(error));
+                return Err(err.into());
             }
             None => {}
         }

src/data/table.rs

@@ -5,7 +5,41 @@ use crate::{
     },
     error::{ErrorType, MTTError},
 };
-use std::collections::HashMap;
+use std::{collections::HashMap, fmt};
+
+#[derive(Clone, Debug)]
+pub enum TBLError {
+    DuplicateField(String),
+    InvalidField(String),
+}
+
+impl fmt::Display for TBLError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            TBLError::DuplicateField(data) => write!(f, "'{}' already exists", data),
+            TBLError::InvalidField(data) => write!(f, "'{}' invalid field name", data),
+        }
+    }
+}
+
+#[cfg(test)]
+mod errors {
+    use super::*;
+
+    #[test]
+    fn duplicate_field() {
+        let data = "something";
+        let err = TBLError::DuplicateField(data.to_string());
+        assert_eq!(err.to_string(), format!("'{}' already exists", data));
+    }
+
+    #[test]
+    fn invalid_field() {
+        let data = "something";
+        let err = TBLError::InvalidField(data.to_string());
+        assert_eq!(err.to_string(), format!("'{}' invalid field name", data));
+    }
+}
 
 enum FieldType {
     ID,
@@ -41,8 +75,8 @@ impl Table {
     fn add_field(&mut self, name: &str, field_type: FieldType) -> Result<(), MTTError> {
         match self.fields.get(name) {
             Some(_) => {
-                let err = ErrorType::TableAddFieldDuplicate(name.to_string());
+                let err = TBLError::DuplicateField(name.to_string());
-                Err(MTTError::new(err))
+                Err(err.into())
             }
             None => {
                 self.fields.insert(name.to_string(), FieldDef::new());
@@ -56,8 +90,8 @@ impl Table {
             match self.fields.get(key) {
                 Some(_) => {}
                 None => {
-                    let err = ErrorType::TableRecordInvalidFieldName(key.to_string());
+                    let err = TBLError::InvalidField(key.to_string());
-                    return Err(MTTError::new(err));
+                    return Err(err.into());
                 }
             }
         }
@@ -100,7 +134,10 @@ mod table {
         match tbl.add_field(name, FieldType::ID) {
             Ok(_) => unreachable!(" Should not duplicates."),
             Err(err) => match err.get_code() {
-                ErrorType::TableAddFieldDuplicate(result) => assert_eq!(result, name),
+                ErrorType::TBLErr(data) => {match data {
+                    TBLError::DuplicateField(fname) => assert_eq!(fname, name),
+                    _ => unreachable!("Should have been a dupluicate field error"),
+                }}
                 _ => unreachable!("should produce a duplicate name error"),
             },
         }
@@ -133,11 +170,12 @@ mod table {
         match tbl.add_record(rec) {
             Ok(_) => unreachable!("should have produced an error"),
             Err(err) => match err.get_code() {
-                ErrorType::TableRecordInvalidFieldName(result) => {
+                ErrorType::TBLErr(error) => match error {
-                    assert_eq!(result, name);
+                    TBLError::InvalidField(result) => assert_eq!(result, name),
-                }
+                    _ => unreachable!("should have been invalid field name"),
-                _ => unreachable!("should have been invalid name error"),
+                },
-            },
+                _ => unreachable!("should have been a table error"),
+            }
         }
     }
 }

src/error.rs

@@ -1,12 +1,11 @@
-use crate::data::{DBError, id::IDError};
+use crate::data::{id::IDError, DBError, table::TBLError};
 use std::{error::Error, fmt};
 
 #[derive(Debug)]
 pub enum ErrorType {
     DBErr(DBError),
     IDErr(IDError),
-    TableAddFieldDuplicate(String),
+    TBLErr(TBLError),
-    TableRecordInvalidFieldName(String),
 }
 
 impl From<DBError> for ErrorType {
@@ -21,16 +20,18 @@ impl From<IDError> for ErrorType {
     }
 }
 
+impl From<TBLError> for ErrorType {
+    fn from(value: TBLError) -> Self {
+        ErrorType::TBLErr(value)
+    }
+}
+
 impl fmt::Display for ErrorType {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
             ErrorType::DBErr(data) => write!(f, "database: {}", data),
             ErrorType::IDErr(data) => write!(f, "id: {}", data),
-
+            ErrorType::TBLErr(data) => write!(f, "table: {}", data),
-            ErrorType::TableAddFieldDuplicate(data) => write!(f, "field '{}' already exists", data),
-            ErrorType::TableRecordInvalidFieldName(data) => {
-                write!(f, "invalid field name '{}'", data)
-            }
         }
     }
 }
@@ -52,6 +53,13 @@ mod errortypes {
         let result = ErrorType::from(err.clone());
         assert_eq!(result.to_string(), format!("id: {}", err));
     }
+
+    #[test]
+    fn table_error() {
+        let err = TBLError::InvalidField("bad".to_string());
+        let result = ErrorType::from(err.clone());
+        assert_eq!(result.to_string(), format!("table: {}", err));
+    }
 }
 
 #[derive(Debug)]
@@ -83,14 +91,25 @@ impl fmt::Display for MTTError {
     }
 }
 
-impl From<IDError> for MTTError {
+impl From<DBError> for MTTError {
-    fn from(value: IDError) -> Self {
+    fn from(value: DBError) -> Self {
-        Self {
+        Self { err: value.into() }
-            err: value.into(),
-        }
     }
 }
 
+impl From<IDError> for MTTError {
+    fn from(value: IDError) -> Self {
+        Self { err: value.into() }
+    }
+}
+
+impl From<TBLError> for MTTError {
+    fn from(value: TBLError) -> Self {
+        Self { err: value.into() }
+    }
+}
+
+
 #[cfg(test)]
 mod errors {
     use super::*;
@@ -112,24 +131,16 @@ mod errors {
     }
 
     #[test]
-    fn from_duplicate_table_name() {
+    fn from_database_error() {
-        let data = rand_str();
+        let error = DBError::DuplicateTable(rand_str());
-        let etype = ErrorType::TableAddFieldDuplicate(data.clone());
+        let err = MTTError::from(error.clone());
-        let result = MTTError::from(etype);
+        assert_eq!(err.to_string(), ErrorType::DBErr(error).to_string());
-        match result.get_code() {
-            ErrorType::TableAddFieldDuplicate(txt) => assert_eq!(txt, &data),
-            _ => unreachable!("should have been ErrorType::FieldIDInvalid"),
-        }
-        assert_eq!(
-            result.to_string(),
-            format!("field '{}' already exists", data)
-        );
     }
 
     #[test]
-    fn error_type_strings() {
+    fn from_table_error() {
-        let data = rand_str();
+        let error = TBLError::InvalidField(rand_str());
-        let etype = ErrorType::TableRecordInvalidFieldName(data.clone());
+        let err = MTTError::from(error.clone());
-        assert_eq!(etype.to_string(), format!("invalid field name '{}'", data));
+        assert_eq!(err.to_string(), ErrorType::TBLErr(error).to_string());
     }
 }