reifydb_core/key/
procedure_param.rs

1// SPDX-License-Identifier: Apache-2.0
2// Copyright (c) 2026 ReifyDB
3
4use reifydb_codec::key::{
5	deserializer::KeyDeserializer,
6	encoded::{EncodedKey, EncodedKeyRange},
7	serializer::KeySerializer,
8};
9
10use super::{EncodableKey, KeyKind};
11use crate::interface::catalog::id::ProcedureId;
12
13#[derive(Debug, Clone, PartialEq)]
14pub struct ProcedureParamKey {
15	pub procedure: ProcedureId,
16	pub param_index: u16,
17}
18
19impl EncodableKey for ProcedureParamKey {
20	const KIND: KeyKind = KeyKind::ProcedureParam;
21
22	fn encode(&self) -> EncodedKey {
23		let mut serializer = KeySerializer::with_capacity(11);
24		serializer.extend_u8(Self::KIND as u8).extend_u64(self.procedure).extend_u16(self.param_index);
25		serializer.to_encoded_key()
26	}
27
28	fn decode(key: &EncodedKey) -> Option<Self> {
29		let mut de = KeyDeserializer::from_bytes(key.as_slice());
30
31		let kind: KeyKind = de.read_u8().ok()?.try_into().ok()?;
32		if kind != Self::KIND {
33			return None;
34		}
35
36		let procedure = de.read_u64().ok()?;
37		let param_index = de.read_u16().ok()?;
38
39		Some(Self {
40			procedure: ProcedureId::from_raw(procedure),
41			param_index,
42		})
43	}
44}
45
46impl ProcedureParamKey {
47	pub fn encoded(procedure: impl Into<ProcedureId>, param_index: u16) -> EncodedKey {
48		Self {
49			procedure: procedure.into(),
50			param_index,
51		}
52		.encode()
53	}
54
55	pub fn full_scan(procedure: ProcedureId) -> EncodedKeyRange {
56		EncodedKeyRange::start_end(Some(Self::params_start(procedure)), Some(Self::params_end(procedure)))
57	}
58
59	fn params_start(procedure: ProcedureId) -> EncodedKey {
60		let mut serializer = KeySerializer::with_capacity(9);
61		serializer.extend_u8(Self::KIND as u8).extend_u64(procedure);
62		serializer.to_encoded_key()
63	}
64
65	fn params_end(procedure: ProcedureId) -> EncodedKey {
66		let mut serializer = KeySerializer::with_capacity(9);
67		serializer.extend_u8(Self::KIND as u8).extend_u64(*procedure - 1);
68		serializer.to_encoded_key()
69	}
70}
71
72#[cfg(test)]
73pub mod tests {
74	use super::{EncodableKey, ProcedureParamKey};
75	use crate::interface::catalog::id::ProcedureId;
76
77	#[test]
78	fn test_encode_decode() {
79		let key = ProcedureParamKey {
80			procedure: ProcedureId::from_raw(0xCAFE),
81			param_index: 7,
82		};
83		let encoded = key.encode();
84		let key = ProcedureParamKey::decode(&encoded).unwrap();
85		assert_eq!(key.procedure, 0xCAFE);
86		assert_eq!(key.param_index, 7);
87	}
88}
reifydb_core/key/procedure_param.rs

reifydb_core/key/
procedure_param.rs
