Convert error names according to clippy recommendations

lib/src/ctx/reason.rs

@@ -1,4 +1,3 @@
-use crate::err::Error;
 use std::fmt;
 use std::io;
 
@@ -17,15 +16,6 @@ impl fmt::Display for Reason {
 	}
 }
 
-impl From<Reason> for Error {
-	fn from(reason: Reason) -> Error {
-		match reason {
-			Reason::Timedout => Error::TimeoutError,
-			Reason::Canceled => Error::CancelledError,
-		}
-	}
-}
-
 impl From<Reason> for io::Error {
 	fn from(reason: Reason) -> Self {
 		let kind = match reason {

lib/src/dbs/executor.rs

@@ -97,7 +97,7 @@ impl Executor {
 			sql: v.sql,
 			time: v.time,
 			status: Status::Err,
-			detail: Some(format!("{}", Error::QueryCancelledError)),
+			detail: Some(format!("{}", Error::QueryCancelled)),
 			result: None,
 		}
 	}
@@ -109,7 +109,7 @@ impl Executor {
 				time: v.time,
 				status: Status::Err,
 				detail: match v.status {
-					Status::Ok => Some(format!("{}", Error::QueryExecutionError)),
+					Status::Ok => Some(format!("{}", Error::QueryNotExecuted)),
 					Status::Err => v.detail,
 				},
 				result: None,
@@ -182,7 +182,7 @@ impl Executor {
 							Auth::Ns(v) if v == ns => opt.ns = Some(Arc::new(ns.to_owned())),
 							_ => {
 								opt.ns = None;
-								return Err(Error::NsAuthenticationError {
+								return Err(Error::NsNotAllowed {
 									ns: ns.to_owned(),
 								});
 							}
@@ -196,7 +196,7 @@ impl Executor {
 							Auth::Db(_, v) if v == db => opt.db = Some(Arc::new(db.to_owned())),
 							_ => {
 								opt.db = None;
-								return Err(Error::DbAuthenticationError {
+								return Err(Error::DbNotAllowed {
 									db: db.to_owned(),
 								});
 							}
@@ -226,7 +226,7 @@ impl Executor {
 				// Process all other normal statements
 				_ => match self.err {
 					// This transaction has failed
-					Some(_) => Err(Error::QueryExecutionError),
+					Some(_) => Err(Error::QueryNotExecuted),
 					// Compute the statement normally
 					None => {
 						// Create a transaction
@@ -244,7 +244,7 @@ impl Executor {
 						// Catch statement timeout
 						let res = match stm.timeout() {
 							Some(timeout) => match ctx.is_timedout() {
-								true => Err(Error::QueryTimeoutError {
+								true => Err(Error::QueryTimeout {
 									timer: timeout,
 								}),
 								false => res,

lib/src/dbs/iterator.rs

@@ -300,7 +300,7 @@ impl Iterator {
 	fn result(&mut self, res: Result<Value, Error>) {
 		// Process the result
 		match res {
-			Err(Error::IgnoreError) => {
+			Err(Error::Ignore) => {
 				return;
 			}
 			Err(e) => {

lib/src/dbs/options.rs

@@ -79,7 +79,7 @@ impl Options {
 				..*self
 			})
 		} else {
-			Err(Error::RecursiveSubqueryError {
+			Err(Error::TooManySubqueries {
 				limit: self.dive,
 			})
 		}
@@ -167,13 +167,13 @@ impl Options {
 	// Check whether the authentication permissions are ok
 	pub fn check(&self, level: Level) -> Result<(), Error> {
 		if !self.auth.check(level) {
-			return Err(Error::QueryPermissionsError);
+			return Err(Error::QueryPermissions);
 		}
 		if self.ns.is_none() {
-			return Err(Error::NsError);
+			return Err(Error::NsEmpty);
 		}
 		if self.db.is_none() {
-			return Err(Error::DbError);
+			return Err(Error::DbEmpty);
 		}
 		Ok(())
 	}

lib/src/doc/admit.rs

@@ -16,19 +16,19 @@ impl<'a> Document<'a> {
 		match self.id {
 			Some(_) => Ok(()),
 			None => match stm {
-				Statement::Create(_) => Err(Error::CreateStatementError {
+				Statement::Create(_) => Err(Error::CreateStatement {
 					value: (*self.initial).clone(),
 				}),
-				Statement::Update(_) => Err(Error::UpdateStatementError {
+				Statement::Update(_) => Err(Error::UpdateStatement {
 					value: (*self.initial).clone(),
 				}),
-				Statement::Relate(_) => Err(Error::RelateStatementError {
+				Statement::Relate(_) => Err(Error::RelateStatement {
 					value: (*self.initial).clone(),
 				}),
-				Statement::Delete(_) => Err(Error::DeleteStatementError {
+				Statement::Delete(_) => Err(Error::DeleteStatement {
 					value: (*self.initial).clone(),
 				}),
-				Statement::Insert(_) => Err(Error::InsertStatementError {
+				Statement::Insert(_) => Err(Error::InsertStatement {
 					value: (*self.initial).clone(),
 				}),
 				_ => unreachable!(),

lib/src/doc/check.rs

@@ -24,7 +24,7 @@ impl<'a> Document<'a> {
 		match cond {
 			Some(v) => {
 				match v.expr.compute(ctx, opt, txn, Some(&self.current)).await?.is_truthy() {
-					false => Err(Error::IgnoreError),
+					false => Err(Error::Ignore),
 					true => Ok(()),
 				}
 			}

lib/src/doc/empty.rs

@@ -14,7 +14,7 @@ impl<'a> Document<'a> {
 		_stm: &Statement,
 	) -> Result<(), Error> {
 		match self.id.is_some() && self.current.is_none() {
-			true => Err(Error::IgnoreError),
+			true => Err(Error::Ignore),
 			false => Ok(()),
 		}
 	}

lib/src/doc/pluck.rs

@@ -32,7 +32,7 @@ impl<'a> Document<'a> {
 		// Match clause
 		match expr {
 			Some(v) => match v {
-				Output::None => Err(Error::IgnoreError),
+				Output::None => Err(Error::Ignore),
 				Output::Null => Ok(Value::Null),
 				Output::Diff => Ok(self.initial.diff(&self.current, Idiom::default()).into()),
 				Output::After => self.current.compute(ctx, opt, txn, Some(&self.current)).await,

lib/src/err/mod.rs

@@ -20,107 +20,131 @@ use tokio::sync::mpsc::error::SendError as TokioError;
 
 #[derive(Error, Debug)]
 pub enum Error {
+	#[error("Conditional clause is not truthy")]
+	Ignore,
+
 	#[error("Couldn't setup connection to underlying datastore")]
-	DsError,
+	Ds,
 
 	#[error("Couldn't create a database transaction")]
-	TxError,
+	Tx,
 
 	#[error("Couldn't update a finished transaction")]
-	TxFinishedError,
+	TxFinished,
 
 	#[error("Couldn't write to a read only transaction")]
-	TxReadonlyError,
+	TxReadonly,
 
 	#[error("Specify a namespace to use")]
-	NsError,
+	NsEmpty,
 
 	#[error("Specify a database to use")]
-	DbError,
+	DbEmpty,
 
 	#[error("Specify some SQL code to execute")]
-	EmptyError,
-
-	#[error("The query failed to complete in time")]
-	TimeoutError,
-
-	#[error("The query was cancelled before completion")]
-	CancelledError,
+	QueryEmpty,
 
 	#[error("Parse error on line {line} at character {char} when parsing '{sql}'")]
-	ParseError {
+	InvalidQuery {
 		line: usize,
 		char: usize,
 		sql: String,
 	},
 
 	#[error("The JSON Patch contains invalid operations. {message}")]
-	PatchError {
+	InvalidPatch {
 		message: String,
 	},
 
 	#[error("Problem with embedded script function. {message}")]
-	LanguageError {
+	InvalidScript {
 		message: String,
 	},
 
 	#[error("Incorrect arguments for function {name}(). {message}")]
-	ArgumentsError {
+	InvalidArguments {
 		name: String,
 		message: String,
 	},
 
 	#[error("Query timeout of {timer:?} exceeded")]
-	QueryTimeoutError {
+	QueryTimeout {
 		timer: Duration,
 	},
 
 	#[error("Query not executed due to cancelled transaction")]
-	QueryCancelledError,
+	QueryCancelled,
 
 	#[error("Query not executed due to failed transaction")]
-	QueryExecutionError,
+	QueryNotExecuted,
 
 	#[error("You don't have permission to perform this query type")]
-	QueryPermissionsError,
+	QueryPermissions,
 
 	#[error("You don't have permission to change to the {ns} namespace")]
-	NsAuthenticationError {
+	NsNotAllowed {
 		ns: String,
 	},
 
 	#[error("You don't have permission to change to the {db} database")]
-	DbAuthenticationError {
+	DbNotAllowed {
 		db: String,
 	},
 
+	#[error("The namespace does not exist")]
+	NsNotFound,
+
+	#[error("The namespace token does not exist")]
+	NtNotFound,
+
+	#[error("The namespace login does not exist")]
+	NlNotFound,
+
+	#[error("The database does not exist")]
+	DbNotFound,
+
+	#[error("The database token does not exist")]
+	DtNotFound,
+
+	#[error("The database login does not exist")]
+	DlNotFound,
+
+	#[error("The scope does not exist")]
+	ScNotFound,
+
+	#[error("The scope token does not exist")]
+	StNotFound,
+
+	#[error("The table does not exist")]
+	TbNotFound,
+
 	#[error("Too many recursive subqueries have been set")]
-	RecursiveSubqueryError {
+	TooManySubqueries {
 		limit: usize,
 	},
 
 	#[error("Can not execute CREATE query using value '{value}'")]
-	CreateStatementError {
+	CreateStatement {
 		value: Value,
 	},
 
 	#[error("Can not execute UPDATE query using value '{value}'")]
-	UpdateStatementError {
+	UpdateStatement {
 		value: Value,
 	},
 
 	#[error("Can not execute RELATE query using value '{value}'")]
-	RelateStatementError {
+	RelateStatement {
 		value: Value,
 	},
 
 	#[error("Can not execute DELETE query using value '{value}'")]
-	DeleteStatementError {
+	DeleteStatement {
 		value: Value,
 	},
 
 	#[error("Can not execute INSERT query using value '{value}'")]
-	InsertStatementError {
+	InsertStatement {
 		value: Value,
 	},
 
@@ -131,46 +155,43 @@ pub enum Error {
 	},
 
 	#[error("Unable to write to the `{table}` table while setup as a view")]
-	TableViewError {
+	TableIsView {
 		table: String,
 	},
 
 	#[error("Database record `{thing}` already exists")]
-	RecordExistsError {
+	RecordExists {
 		thing: Thing,
 	},
 
 	#[error("Database index `{index}` already contains `{thing}`")]
-	RecordIndexError {
+	RecordIndex {
 		index: String,
 		thing: Thing,
 	},
 
-	#[error("Conditional clause is not truthy")]
-	IgnoreError,
-
 	#[error("Serde error: {0}")]
-	SerdeError(#[from] SerdeError),
+	Serde(#[from] SerdeError),
 
 	#[error("Key encoding error: {0}")]
-	EncodeError(#[from] EncodeError),
+	Encode(#[from] EncodeError),
 
 	#[error("Key decoding error: {0}")]
-	DecodeError(#[from] DecodeError),
+	Decode(#[from] DecodeError),
 
 	#[cfg(feature = "kv-echodb")]
 	#[error("Datastore error: {0}")]
-	EchoDBError(#[from] EchoDBError),
+	EchoDB(#[from] EchoDBError),
 
 	#[cfg(feature = "kv-indxdb")]
 	#[error("Datastore error: {0}")]
-	IndxDBError(#[from] IndxDBError),
+	IndxDB(#[from] IndxDBError),
 
 	#[cfg(feature = "kv-tikv")]
 	#[error("Datastore error: {0}")]
-	TiKVError(#[from] TiKVError),
+	TiKV(#[from] TiKVError),
 
 	#[cfg(feature = "parallel")]
 	#[error("Tokio Error: {0}")]
-	TokioError(#[from] TokioError<(Option<Thing>, Value)>),
+	Tokio(#[from] TokioError<(Option<Thing>, Value)>),
 }

lib/src/fnc/args.rs

@@ -24,56 +24,56 @@ pub fn check(
 	match size {
 		Args::None => match args.len() {
 			0 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function does not expect any arguments."),
 			}),
 		},
 		Args::One => match args.len() {
 			1 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 1 argument."),
 			}),
 		},
 		Args::Two => match args.len() {
 			2 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 2 arguments."),
 			}),
 		},
 		Args::Three => match args.len() {
 			3 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 3 arguments."),
 			}),
 		},
 		Args::NoneOne => match args.len() {
 			0 | 1 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 0 or 1 arguments."),
 			}),
 		},
 		Args::NoneTwo => match args.len() {
 			0 | 2 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 0 or 2 arguments."),
 			}),
 		},
 		Args::NoneOneTwo => match args.len() {
 			0 | 1 | 2 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 0, 1, or 2 arguments."),
 			}),
 		},
 		Args::OneTwo => match args.len() {
 			1 | 2 => func(ctx, args),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: name.to_owned(),
 				message: String::from("The function expects 1 or 2 arguments."),
 			}),

lib/src/fnc/geo.rs

@@ -92,7 +92,7 @@ pub mod hash {
 			2 => match args.remove(0) {
 				Value::Geometry(Geometry::Point(v)) => match args.remove(0).as_int() {
 					l if l > 0 && l <= 12 => Ok(geo::encode(v, l as usize).into()),
-					_ => Err(Error::ArgumentsError {
+					_ => Err(Error::InvalidArguments {
 						name: String::from("geo::encode"),
 						message: String::from("The second argument must be an integer greater than 0 and less than or equal to 12."),
 					}),

lib/src/fnc/http.rs

@@ -5,7 +5,7 @@ use crate::sql::value::Value;
 pub async fn head(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::head"),
 			message: String::from("The function expects 1 or 2 arguments."),
 		}),
@@ -15,7 +15,7 @@ pub async fn head(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 pub async fn get(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::get"),
 			message: String::from("The function expects 1 or 2 arguments."),
 		}),
@@ -25,7 +25,7 @@ pub async fn get(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 pub async fn put(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 | 3 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::put"),
 			message: String::from("The function expects 1, 2, or 3 arguments."),
 		}),
@@ -35,7 +35,7 @@ pub async fn put(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 pub async fn post(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 | 3 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::post"),
 			message: String::from("The function expects 1, 2, or 3 arguments."),
 		}),
@@ -45,7 +45,7 @@ pub async fn post(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 pub async fn patch(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 | 3 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::patch"),
 			message: String::from("The function expects 1, 2, or 3 arguments."),
 		}),
@@ -55,7 +55,7 @@ pub async fn patch(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 pub async fn delete(_ctx: &Runtime, args: Vec<Value>) -> Result<Value, Error> {
 	match args.len() {
 		1 | 2 => todo!(),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("http::delete"),
 			message: String::from("The function expects 1 or 2 arguments."),
 		}),

lib/src/fnc/math.rs

@@ -38,7 +38,7 @@ pub fn fixed(_: &Runtime, mut args: Vec<Value>) -> Result<Value, Error> {
 	let v = args.remove(0);
 	match args.remove(0).as_int() {
 		p if p > 0 => Ok(v.as_number().fixed(p as usize).into()),
-		_ => Err(Error::ArgumentsError {
+		_ => Err(Error::InvalidArguments {
 			name: String::from("math::fixed"),
 			message: String::from("The second argument must be an integer greater than 0."),
 		}),

lib/src/fnc/rand.rs

@@ -91,12 +91,12 @@ pub fn string(_: &Runtime, mut args: Vec<Value>) -> Result<Value, Error> {
 					.map(char::from)
 					.collect::<String>()
 					.into()),
-				_ => Err(Error::ArgumentsError {
+				_ => Err(Error::InvalidArguments {
 					name: String::from("rand::string"),
 					message: String::from("To generate a string of between X and Y characters in length, the 2 arguments must be positive numbers."),
 				}),
 			},
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: String::from("rand::string"),
 				message: String::from("To generate a string of between X and Y characters in length, the 2 arguments must be positive numbers."),
 			}),
@@ -108,7 +108,7 @@ pub fn string(_: &Runtime, mut args: Vec<Value>) -> Result<Value, Error> {
 				.map(char::from)
 				.collect::<String>()
 				.into()),
-			_ => Err(Error::ArgumentsError {
+			_ => Err(Error::InvalidArguments {
 				name: String::from("rand::string"),
 				message: String::from("To generate a string of X characters in length, the argument must be a positive number."),
 			}),

lib/src/fnc/script.rs

@@ -4,7 +4,7 @@ use crate::sql::script::Script;
 use crate::sql::value::Value;
 
 pub fn run(_ctx: &Runtime, _expr: Script) -> Result<Value, Error> {
-	Err(Error::LanguageError {
+	Err(Error::InvalidScript {
 		message: String::from("Embedded functions are not yet supported."),
 	})
 }

lib/src/fnc/time.rs

@@ -56,7 +56,7 @@ pub fn group(_: &Runtime, mut args: Vec<Value>) -> Result<Value, Error> {
 					.ymd(v.value.year(), v.value.month(), v.value.day())
 					.and_hms(v.value.hour(), v.value.minute(), v.value.second())
 					.into()),
-				_ => Err(Error::ArgumentsError {
+				_ => Err(Error::InvalidArguments {
 					name: String::from("time::group"),
 					message: String::from("The second argument must be a string, and can be one of 'year', 'month', 'day', 'hour', 'minute', or 'second'."),
 				}),

lib/src/kvs/file/mod.rs

@@ -33,7 +33,7 @@ impl Datastore {
 				rw: write,
 				tx,
 			}),
-			Err(_) => Err(Error::TxError),
+			Err(_) => Err(Error::Tx),
 		}
 	}
 }
@@ -47,7 +47,7 @@ impl Transaction {
 	pub fn cancel(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -60,11 +60,11 @@ impl Transaction {
 	pub fn commit(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -80,11 +80,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Remove the key
 		let res = self.tx.del(key.into())?;
@@ -98,7 +98,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check the key
 		let res = self.tx.exi(key.into())?;
@@ -112,7 +112,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Get the key
 		let res = self.tx.get(key.into())?;
@@ -127,11 +127,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.set(key.into(), val.into())?;
@@ -146,11 +146,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.put(key.into(), val.into())?;
@@ -164,7 +164,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Convert the range to bytes
 		let rng: Range<Key> = Range {

lib/src/kvs/ixdb/mod.rs

@@ -33,7 +33,7 @@ impl Datastore {
 				rw: write,
 				tx,
 			}),
-			Err(_) => Err(Error::TxError),
+			Err(_) => Err(Error::Tx),
 		}
 	}
 }
@@ -47,7 +47,7 @@ impl Transaction {
 	pub async fn cancel(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -60,11 +60,11 @@ impl Transaction {
 	pub async fn commit(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -80,11 +80,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Remove the key
 		let res = self.tx.del(key.into()).await?;
@@ -98,7 +98,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check the key
 		let res = self.tx.exi(key.into()).await?;
@@ -112,7 +112,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Get the key
 		let res = self.tx.get(key.into()).await?;
@@ -127,11 +127,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.set(key.into(), val.into()).await?;
@@ -146,11 +146,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.put(key.into(), val.into()).await?;
@@ -164,7 +164,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Convert the range to bytes
 		let rng: Range<Key> = Range {

lib/src/kvs/mem/mod.rs

@@ -33,7 +33,7 @@ impl Datastore {
 				rw: write,
 				tx,
 			}),
-			Err(_) => Err(Error::TxError),
+			Err(_) => Err(Error::Tx),
 		}
 	}
 }
@@ -47,7 +47,7 @@ impl Transaction {
 	pub fn cancel(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -60,11 +60,11 @@ impl Transaction {
 	pub fn commit(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -80,11 +80,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Remove the key
 		let res = self.tx.del(key.into())?;
@@ -98,7 +98,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check the key
 		let res = self.tx.exi(key.into())?;
@@ -112,7 +112,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Get the key
 		let res = self.tx.get(key.into())?;
@@ -127,11 +127,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.set(key.into(), val.into())?;
@@ -146,11 +146,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.put(key.into(), val.into())?;
@@ -164,7 +164,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Convert the range to bytes
 		let rng: Range<Key> = Range {

lib/src/kvs/tikv/mod.rs

@@ -34,7 +34,7 @@ impl Datastore {
 					rw: write,
 					tx,
 				}),
-				Err(_) => Err(Error::TxError),
+				Err(_) => Err(Error::Tx),
 			},
 			false => match self.db.begin_pessimistic().await {
 				Ok(tx) => Ok(Transaction {
@@ -42,7 +42,7 @@ impl Datastore {
 					rw: write,
 					tx,
 				}),
-				Err(_) => Err(Error::TxError),
+				Err(_) => Err(Error::Tx),
 			},
 		}
 	}
@@ -57,7 +57,7 @@ impl Transaction {
 	pub async fn cancel(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -70,11 +70,11 @@ impl Transaction {
 	pub async fn commit(&mut self) -> Result<(), Error> {
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Mark this transaction as done
 		self.ok = true;
@@ -90,11 +90,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Delete the key
 		self.tx.delete(key.into()).await?;
@@ -108,7 +108,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check the key
 		let res = self.tx.key_exists(key.into()).await?;
@@ -122,7 +122,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Get the key
 		let res = self.tx.get(key.into()).await?;
@@ -137,11 +137,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.put(key.into(), val.into()).await?;
@@ -156,11 +156,11 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Check to see if transaction is writable
 		if !self.rw {
-			return Err(Error::TxReadonlyError);
+			return Err(Error::TxReadonly);
 		}
 		// Set the key
 		self.tx.insert(key.into(), val.into()).await?;
@@ -174,7 +174,7 @@ impl Transaction {
 	{
 		// Check to see if transaction is closed
 		if self.ok {
-			return Err(Error::TxFinishedError);
+			return Err(Error::TxFinished);
 		}
 		// Convert the range to bytes
 		let rng: Range<Key> = Range {

lib/src/sql/array.rs

@@ -108,7 +108,7 @@ impl Array {
 			.iter()
 			.map(|v| match v {
 				Value::Object(v) => v.to_operation(),
-				_ => Err(Error::PatchError {
+				_ => Err(Error::InvalidPatch {
 					message: String::from("Operation must be an object"),
 				}),
 			})

lib/src/sql/object.rs

@@ -78,11 +78,11 @@ impl Object {
 						None => Value::Null,
 					},
 				}),
-				_ => Err(Error::PatchError {
+				_ => Err(Error::InvalidPatch {
 					message: String::from("'path' key missing"),
 				}),
 			},
-			_ => Err(Error::PatchError {
+			_ => Err(Error::InvalidPatch {
 				message: String::from("'op' key missing"),
 			}),
 		}

lib/src/sql/parser.rs

@@ -8,32 +8,32 @@ use std::str;
 
 pub fn parse(input: &str) -> Result<Query, Error> {
 	match input.trim().len() {
-		0 => Err(Error::EmptyError),
+		0 => Err(Error::QueryEmpty),
 		_ => match query(input) {
 			Ok((_, query)) => Ok(query),
 			Err(Err::Error(e)) => match e {
 				ParserError(e) => {
 					let (s, l, c) = locate(input, e);
-					Err(Error::ParseError {
+					Err(Error::InvalidQuery {
 						line: l,
 						char: c,
 						sql: s.to_string(),
 					})
 				}
-				ScriptError(e) => Err(Error::LanguageError {
+				ScriptError(e) => Err(Error::InvalidScript {
 					message: e,
 				}),
 			},
 			Err(Err::Failure(e)) => match e {
 				ParserError(e) => {
 					let (s, l, c) = locate(input, e);
-					Err(Error::ParseError {
+					Err(Error::InvalidQuery {
 						line: l,
 						char: c,
 						sql: s.to_string(),
 					})
 				}
-				ScriptError(e) => Err(Error::LanguageError {
+				ScriptError(e) => Err(Error::InvalidScript {
 					message: e,
 				}),
 			},
@@ -44,32 +44,32 @@ pub fn parse(input: &str) -> Result<Query, Error> {
 
 pub fn json(input: &str) -> Result<Value, Error> {
 	match input.trim().len() {
-		0 => Err(Error::EmptyError),
+		0 => Err(Error::QueryEmpty),
 		_ => match value(input) {
 			Ok((_, query)) => Ok(query),
 			Err(Err::Error(e)) => match e {
 				ParserError(e) => {
 					let (s, l, c) = locate(input, e);
-					Err(Error::ParseError {
+					Err(Error::InvalidQuery {
 						line: l,
 						char: c,
 						sql: s.to_string(),
 					})
 				}
-				ScriptError(e) => Err(Error::LanguageError {
+				ScriptError(e) => Err(Error::InvalidScript {
 					message: e,
 				}),
 			},
 			Err(Err::Failure(e)) => match e {
 				ParserError(e) => {
 					let (s, l, c) = locate(input, e);
-					Err(Error::ParseError {
+					Err(Error::InvalidQuery {
 						line: l,
 						char: c,
 						sql: s.to_string(),
 					})
 				}
-				ScriptError(e) => Err(Error::LanguageError {
+				ScriptError(e) => Err(Error::InvalidScript {
 					message: e,
 				}),
 			},

lib/src/sql/statements/create.rs

@@ -52,7 +52,7 @@ impl CreateStatement {
 				Value::Model(_) => i.prepare(v),
 				Value::Array(_) => i.prepare(v),
 				v => {
-					return Err(Error::CreateStatementError {
+					return Err(Error::CreateStatement {
 						value: v,
 					})
 				}

lib/src/sql/statements/delete.rs

@@ -53,7 +53,7 @@ impl DeleteStatement {
 				Value::Model(_) => i.prepare(v),
 				Value::Array(_) => i.prepare(v),
 				v => {
-					return Err(Error::DeleteStatementError {
+					return Err(Error::DeleteStatement {
 						value: v,
 					})
 				}

lib/src/sql/statements/insert.rs

@@ -58,7 +58,7 @@ impl InsertStatement {
 					Value::Array(v) => v.value.into_iter().for_each(|v| i.prepare(v)),
 					Value::Object(_) => i.prepare(v),
 					v => {
-						return Err(Error::InsertStatementError {
+						return Err(Error::InsertStatement {
 							value: v,
 						})
 					}

lib/src/sql/statements/relate.rs

@@ -59,7 +59,7 @@ impl RelateStatement {
 				Value::Model(_) => i.prepare(v),
 				Value::Array(_) => i.prepare(v),
 				v => {
-					return Err(Error::RelateStatementError {
+					return Err(Error::RelateStatement {
 						value: v,
 					})
 				}

lib/src/sql/statements/update.rs

@@ -54,7 +54,7 @@ impl UpdateStatement {
 				Value::Model(_) => i.prepare(v),
 				Value::Array(_) => i.prepare(v),
 				v => {
-					return Err(Error::UpdateStatementError {
+					return Err(Error::UpdateStatement {
 						value: v,
 					})
 				}