d4566ff6ea
Instead of creating a new Vec<_> for every embedded path part, we now use a reference when calling get/set/del on a value’s data. This means we aren’t creating and copying the Vec items each and every time we traverse down a path.
34 lines
922 B
Rust
34 lines
922 B
Rust
use crate::dbs::Options;
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use crate::dbs::Runtime;
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use crate::dbs::Transaction;
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use crate::err::Error;
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use crate::sql::part::Part;
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use crate::sql::thing::Thing;
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use crate::sql::value::Value;
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use once_cell::sync::Lazy;
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static RID: Lazy<[Part; 1]> = Lazy::new(|| [Part::from("id")]);
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static MTB: Lazy<[Part; 2]> = Lazy::new(|| [Part::from("meta"), Part::from("tb")]);
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static MID: Lazy<[Part; 2]> = Lazy::new(|| [Part::from("meta"), Part::from("id")]);
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impl Value {
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pub async fn def(
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&mut self,
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ctx: &Runtime,
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opt: &Options,
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txn: &Transaction,
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val: Option<&Thing>,
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) -> Result<(), Error> {
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match val {
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Some(id) => {
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let id = id.clone();
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let md = id.clone();
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self.set(ctx, opt, txn, RID.as_ref(), id.into()).await?;
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self.set(ctx, opt, txn, MTB.as_ref(), md.tb.into()).await?;
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self.set(ctx, opt, txn, MID.as_ref(), md.id.into()).await?;
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Ok(())
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}
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None => unreachable!(),
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}
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}
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}
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