gluesql-core 0.20.0

GlueSQL - Open source SQL database engine fully written in Rust with pure functional execution layer, easily swappable storage and web assembly support!
Documentation 
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use {
    super::Build,
    crate::{
        ast::Statement,
        executor::Payload,
        plan::StatementPlan,
        prelude::Glue,
        result::Result,
        store::{GStore, GStoreMut, Planner},
    },
};

pub trait Execute<T: GStore + GStoreMut + Planner>
where
    Self: Sized + Build,
{
    fn execute(self, glue: &mut Glue<T>) -> Result<Payload> {
        let statement = self.build()?;
        let statement = glue.storage.plan(statement)?;

        glue.execute_stmt(&statement)
    }
}

impl<T: GStore + GStoreMut + Planner, B: Build> Execute<T> for B {}

impl Build for Statement {
    fn build(self) -> Result<StatementPlan> {
        Ok(self.into())
    }
}

impl Build for StatementPlan {
    fn build(self) -> Result<StatementPlan> {
        Ok(self)
    }
}

#[cfg(test)]
mod tests {
    use {
        crate::{
            parse_sql::parse, plan::StatementPlan, query_builder::Build, translate::translate,
        },
        pretty_assertions::assert_eq,
    };

    #[test]
    fn builds_statement_plan_from_statement() {
        let statement = translate(&parse("SELECT 1").unwrap()[0]).unwrap();
        let expected = StatementPlan::from(statement.clone());

        assert_eq!(statement.build(), Ok(expected));
    }
}