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add unicase collation

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sqlite's like is hard-coded to use ASCII comparisons, so we can't
take advantage of this yet
This commit is contained in:
Damien Elmes 2020-03-21 12:40:20 +10:00
parent d1ebdbdcce
commit 4ff17d31b3
2 changed files with 11 additions and 2 deletions
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5
rslib/Cargo.toml
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@ -38,12 +38,13 @@ slog-async = "2.4.0"
slog-envlogger = "2.2.0"
serde_repr = "0.1.5"
num_enum = "0.4.2"
unicase = "2.6.0"
[target.'cfg(target_vendor="apple")'.dependencies]
rusqlite = { version = "0.21.0", features = ["trace", "functions"] }
rusqlite = { version = "0.21.0", features = ["trace", "functions", "collation"] }
[target.'cfg(not(target_vendor="apple"))'.dependencies]
rusqlite = { version = "0.21.0", features = ["trace", "functions", "bundled"] }
rusqlite = { version = "0.21.0", features = ["trace", "functions", "collation", "bundled"] }
[target.'cfg(linux)'.dependencies]
reqwest = { version = "0.10.1", features = ["json", "native-tls-vendored"] }

8
rslib/src/storage/sqlite.rs
View file

@ -14,14 +14,20 @@ use crate::{
};
use regex::Regex;
use rusqlite::{params, Connection, NO_PARAMS};
use std::cmp::Ordering;
use std::{
collections::HashMap,
path::{Path, PathBuf},
};
use unicase::UniCase;
const SCHEMA_MIN_VERSION: u8 = 11;
const SCHEMA_MAX_VERSION: u8 = 11;
fn unicase_compare(s1: &str, s2: &str) -> Ordering {
UniCase::new(s1).cmp(&UniCase::new(s2))
}
// currently public for dbproxy
#[derive(Debug)]
pub struct SqliteStorage {
@ -53,6 +59,8 @@ fn open_or_create_collection_db(path: &Path) -> Result<Connection> {
add_field_index_function(&db)?;
add_regexp_function(&db)?;
db.create_collation("unicase", unicase_compare)?;
Ok(db)
}