elastik-core 8.2.0

Elastik — Audi-ted L5 storage engine. SQLite for files.
Documentation 
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//! Protocol-neutral change-event ring helpers.
//!
//! The engine owns event ids, replay matching, and the live broadcast stream;
//! adapters choose how to render those events.

use crate::engine_types::ChangeVerb;

#[derive(Clone, Debug)]
pub(crate) struct ChangeEvent {
    pub(crate) id: u64,
    pub(crate) verb: ChangeVerb,
    pub(crate) path: String,
    pub(crate) etag: String,
}

pub(crate) fn pattern(raw: &str) -> String {
    let p = raw.trim();
    if p == "*" || p == "/*" || p == "/" || p.is_empty() {
        "*".to_owned()
    } else if p.starts_with('/') {
        p.to_owned()
    } else {
        format!("/{p}")
    }
}

pub(crate) fn matches(pattern: &str, path: &str) -> bool {
    if pattern == "*" {
        return true;
    }
    if let Some(prefix) = pattern.strip_suffix('*') {
        path.starts_with(prefix)
    } else {
        path == pattern
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn patterns_are_prefix_or_exact() {
        assert_eq!(pattern("*"), "*");
        assert_eq!(pattern("/"), "*");
        assert_eq!(pattern("home/task/*"), "/home/task/*");
        assert_eq!(pattern("home/销售/*"), "/home/销售/*");
        assert!(matches("*", "/home/task/a"));
        assert!(matches("/home/task/*", "/home/task/a"));
        assert!(!matches("/home/task/*", "/home/other/a"));
        assert!(matches("/home/销售/*", "/home/销售/报告"));
        assert!(matches("/home/task/a", "/home/task/a"));
        assert!(!matches("/home/task/a", "/home/task/ab"));
    }
}