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Use most concise syntax for params

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This commit is contained in:
gwenn
2021-01-19 21:16:08 +01:00
parent 47134e9527
commit afcdc2b43a
12 changed files with 41 additions and 42 deletions
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30
src/statement.rs
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@@ -178,7 +178,7 @@ impl Statement<'_> {
/// # use rusqlite::{Connection, Result};
/// fn query(conn: &Connection, name: &str) -> Result<()> {
/// let mut stmt = conn.prepare("SELECT * FROM test where name = ?")?;
/// let mut rows = stmt.query(&[name])?;
/// let mut rows = stmt.query([name])?;
/// while let Some(row) = rows.next()? {
/// // ...
/// }
@@ -192,7 +192,7 @@ impl Statement<'_> {
/// # use rusqlite::{Connection, Result};
/// fn query(conn: &Connection) -> Result<()> {
/// let mut stmt = conn.prepare("SELECT * FROM test where name = :name")?;
/// let mut rows = stmt.query(&[(":name", &"one")])?;
/// let mut rows = stmt.query(&[(":name", "one")])?;
/// while let Some(row) = rows.next()? {
/// // ...
/// }
@@ -352,7 +352,7 @@ impl Statement<'_> {
/// fn get_names(conn: &Connection) -> Result<Vec<Person>> {
/// let mut stmt = conn.prepare("SELECT name FROM people WHERE id = :id")?;
/// let rows =
/// stmt.query_and_then(&[(":id", &"one")], |row| name_to_person(row.get(0)?))?;
/// stmt.query_and_then(&[(":id", "one")], |row| name_to_person(row.get(0)?))?;
///
/// let mut persons = Vec::new();
/// for person_result in rows {
@@ -369,7 +369,7 @@ impl Statement<'_> {
/// # use rusqlite::{Connection, Result};
/// fn get_names(conn: &Connection) -> Result<Vec<String>> {
/// let mut stmt = conn.prepare("SELECT name FROM people WHERE id = ?")?;
/// let rows = stmt.query_and_then(&["one"], |row| row.get::<_, String>(0))?;
/// let rows = stmt.query_and_then(["one"], |row| row.get::<_, String>(0))?;
///
/// let mut persons = Vec::new();
/// for person_result in rows {
@@ -999,7 +999,7 @@ mod test {
);
assert_eq!(
1i32,
stmt.query_row::<i32, _, _>(&[(":name", &"one")], |r| r.get(0))?
stmt.query_row::<i32, _, _>(&[(":name", "one")], |r| r.get(0))?
);
Ok(())
}
@@ -1024,7 +1024,7 @@ mod test {
// plain api
{
let mut rows = stmt.query(&[(":name", &"one")])?;
let mut rows = stmt.query(&[(":name", "one")])?;
let id: Result<i32> = rows.next()?.unwrap().get(0);
assert_eq!(Ok(1), id);
}
@@ -1054,7 +1054,7 @@ mod test {
}
// plain api
{
let mut rows = stmt.query_map(&[(":name", &"one")], |row| {
let mut rows = stmt.query_map(&[(":name", "one")], |row| {
let id: Result<i32> = row.get(0);
id.map(|i| 2 * i)
})?;
@@ -1111,7 +1111,7 @@ mod test {
db.execute_batch(sql)?;
let mut stmt = db.prepare("SELECT id FROM test where name = :name ORDER BY id ASC")?;
let mut rows = stmt.query_and_then(&[(":name", &"one")], |row| {
let mut rows = stmt.query_and_then(&[(":name", "one")], |row| {
let id: i32 = row.get(0)?;
if id == 1 {
Ok(id)
@@ -1188,8 +1188,8 @@ mod test {
db.execute_batch(sql)?;
let mut stmt = db.prepare("INSERT INTO test (x, y) VALUES (:x, :y)")?;
stmt.execute(&[(":x", &"one")])?;
stmt.execute(&[(":y", &"two")])?;
stmt.execute(&[(":x", "one")])?;
stmt.execute(&[(":y", "two")])?;
let result: String =
db.query_row("SELECT x FROM test WHERE y = 'two'", [], |row| row.get(0))?;
@@ -1202,9 +1202,9 @@ mod test {
let db = Connection::open_in_memory()?;
db.execute_batch("CREATE TABLE foo(x INTEGER UNIQUE)")?;
let mut stmt = db.prepare("INSERT OR IGNORE INTO foo (x) VALUES (?)")?;
assert_eq!(stmt.insert(&[&1i32])?, 1);
assert_eq!(stmt.insert(&[&2i32])?, 2);
match stmt.insert(&[&1i32]).unwrap_err() {
assert_eq!(stmt.insert([1i32])?, 1);
assert_eq!(stmt.insert([2i32])?, 2);
match stmt.insert([1i32]).unwrap_err() {
Error::StatementChangedRows(0) => (),
err => panic!("Unexpected error {}", err),
}
@@ -1243,8 +1243,8 @@ mod test {
db.execute_batch(sql)?;
let mut stmt = db.prepare("SELECT 1 FROM foo WHERE x = ?")?;
assert!(stmt.exists([1i32])?);
assert!(stmt.exists(&[&2i32])?);
assert!(!stmt.exists([&0i32])?);
assert!(stmt.exists([2i32])?);
assert!(!stmt.exists([0i32])?);
Ok(())
}