x.mu « arc - mu - Soul of a tiny new machine. More thorough tests → More comprehensible and rewrite-friendly software → More resilient society.

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(function main [
  (x:integer <- copy 1:literal)
  (y:integer <- copy 3:literal)
  (z:integer <- add x:integer y:integer)
  ($dump-memory)
])

ss="k">use rusqlite; use std::time; const DB_PATH: &str = "/usr/local/clinte/clinte.db"; #[derive(Debug)] pub struct Post { pub id: u32, pub title: String, pub author: String, pub body: String, } #[derive(Debug)] pub struct Conn { pub conn: rusqlite::Connection, } impl Conn { fn init(path: &str) -> rusqlite::Connection { let start = time::Instant::now(); info!("Connecting to database"); let conn = rusqlite::Connection::open_with_flags( path, rusqlite::OpenFlags::SQLITE_OPEN_FULL_MUTEX | rusqlite::OpenFlags::SQLITE_OPEN_CREATE | rusqlite::OpenFlags::SQLITE_OPEN_READ_WRITE, ) .expect("Could not connect to DB"); conn.execute( "CREATE TABLE IF NOT EXISTS posts ( id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, title TEXT NOT NULL, author TEXT NOT NULL, body TEXT NOT NULL )", rusqlite::NO_PARAMS, ) .expect("Could not initialize DB"); info!( "Database connection established in {}ms", start.elapsed().as_millis() ); conn } pub fn new() -> Self { Conn { conn: Conn::init(DB_PATH), } } } #[cfg(test)] mod tests { use super::*; #[test] fn test_new() { let conn = Conn::init("/tmp/clinte-test.db"); let mut stmt = conn.prepare("SELECT * FROM POSTS").unwrap(); stmt.query_map(rusqlite::NO_PARAMS, |row| Ok(())); } }