97 lines
1.9 KiB
Rust
97 lines
1.9 KiB
Rust
use crate::err::Error;
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use crate::sql::value::Value;
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use serde::{Deserialize, Serialize};
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use storekey::{deserialize, serialize};
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#[derive(Clone, Debug, Eq, PartialEq, PartialOrd, Serialize, Deserialize)]
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pub struct Point {
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__: u8,
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_a: u8,
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pub ns: String,
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_b: u8,
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pub db: String,
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_c: u8,
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pub tb: String,
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_d: u8,
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pub ix: String,
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pub fd: Value,
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pub id: String,
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}
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impl From<Point> for Vec<u8> {
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fn from(val: Point) -> Vec<u8> {
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val.encode().unwrap()
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}
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}
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impl From<Vec<u8>> for Point {
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fn from(val: Vec<u8>) -> Self {
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Point::decode(&val).unwrap()
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}
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}
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impl From<&Vec<u8>> for Point {
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fn from(val: &Vec<u8>) -> Self {
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Point::decode(val).unwrap()
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}
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}
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pub fn new(ns: &str, db: &str, tb: &str, ix: &str, fd: Value, id: &str) -> Point {
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Point::new(ns.to_string(), db.to_string(), tb.to_string(), ix.to_string(), fd, id.to_string())
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}
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pub fn prefix(ns: &str, db: &str, tb: &str, ix: &str) -> Vec<u8> {
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let mut k = super::guide::new(ns, db, tb, ix).encode().unwrap();
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k.extend_from_slice(&[0x00]);
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k
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}
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pub fn suffix(ns: &str, db: &str, tb: &str, ix: &str) -> Vec<u8> {
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let mut k = super::guide::new(ns, db, tb, ix).encode().unwrap();
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k.extend_from_slice(&[0xff]);
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k
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}
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impl Point {
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pub fn new(ns: String, db: String, tb: String, ix: String, fd: Value, id: String) -> Point {
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Point {
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__: 0x2f, // /
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_a: 0x2a, // *
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ns,
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_b: 0x2a, // *
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db,
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_c: 0x2a, // *
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tb,
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_d: 0xa4, // ¤
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ix,
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fd,
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id,
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}
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}
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pub fn encode(&self) -> Result<Vec<u8>, Error> {
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Ok(serialize(self)?)
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}
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pub fn decode(v: &[u8]) -> Result<Point, Error> {
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Ok(deserialize(v)?)
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}
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}
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#[cfg(test)]
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mod tests {
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#[test]
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fn key() {
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use super::*;
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#[rustfmt::skip]
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let val = Point::new(
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"test".to_string(),
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"test".to_string(),
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"test".to_string(),
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"test".to_string(),
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"test".into(),
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"test".into(),
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);
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let enc = Point::encode(&val).unwrap();
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let dec = Point::decode(&enc).unwrap();
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assert_eq!(val, dec);
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}
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}
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