Simplify entity handling
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/*
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* Created on Thu Apr 06 2023
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*
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* This file is a part of Skytable
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* Skytable (formerly known as TerrabaseDB or Skybase) is a free and open-source
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* NoSQL database written by Sayan Nandan ("the Author") with the
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* vision to provide flexibility in data modelling without compromising
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* on performance, queryability or scalability.
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*
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* Copyright (c) 2023, Sayan Nandan <ohsayan@outlook.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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use crate::engine::{
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error::{DatabaseError, DatabaseResult},
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ql::ast::Entity,
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};
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pub trait EntityLocator<'a> {
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fn parse_entity(self) -> DatabaseResult<(&'a str, &'a str)>
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where
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Self: 'a;
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}
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impl<'a> EntityLocator<'a> for (&'a str, &'a str) {
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fn parse_entity(self) -> DatabaseResult<(&'a str, &'a str)> {
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Ok(self)
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}
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}
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impl<'a> EntityLocator<'a> for Entity<'a> {
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fn parse_entity(self) -> DatabaseResult<(&'a str, &'a str)>
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where
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Self: 'a,
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{
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self.into_full_str().ok_or(DatabaseError::ExpectedEntity)
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}
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}
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