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Clean up comments on named parameter methods

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This commit is contained in:
John Gallagher 2015-12-10 20:30:05 -05:00
parent 7338f23d4b
commit 21528452d7
1 changed files with 17 additions and 12 deletions
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29
src/named_params.rs
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@ -10,12 +10,15 @@ use types::ToSql;
impl SqliteConnection {
/// Convenience method to prepare and execute a single SQL statement with named parameter(s).
///
/// On success, returns the number of rows that were changed or inserted or deleted (via
/// `sqlite3_changes`).
///
/// ## Example
///
/// ```rust,no_run
/// # use rusqlite::{SqliteConnection, SqliteResult};
/// fn insert(conn: &SqliteConnection) -> SqliteResult<i32> {
/// conn.execute_named("INSERT INTO test (id, name, flag) VALUES (:id, :name, :flag)", &[(":name", &"one")])
/// conn.execute_named("INSERT INTO test (name) VALUES (:name)", &[(":name", &"one")])
/// }
/// ```
///
@ -27,7 +30,8 @@ impl SqliteConnection {
self.prepare(sql).and_then(|mut stmt| stmt.execute_named(params))
}
/// Convenience method to execute a query with named parameter(s) that is expected to return a single row.
/// Convenience method to execute a query with named parameter(s) that is expected to return
/// a single row.
///
/// If the query returns more than one row, all rows except the first are ignored.
///
@ -75,7 +79,7 @@ impl<'conn> SqliteStatement<'conn> {
///
/// # Failure
///
/// Return None if `name` is invalid (NulError) or if no matching parameter is found.
/// Return None if `name` is invalid or if no matching parameter is found.
pub fn parameter_index(&self, name: &str) -> Option<i32> {
unsafe {
CString::new(name).ok().and_then(|c_name| {
@ -98,8 +102,8 @@ impl<'conn> SqliteStatement<'conn> {
/// ```rust,no_run
/// # use rusqlite::{SqliteConnection, SqliteResult};
/// fn insert(conn: &SqliteConnection) -> SqliteResult<i32> {
/// let mut stmt = try!(conn.prepare("INSERT INTO test (id, name, flag) VALUES (:id, :name, :flag)"));
/// return stmt.execute_named(&[(":name", &"one")]);
/// let mut stmt = try!(conn.prepare("INSERT INTO test (name) VALUES (:name)"));
/// stmt.execute_named(&[(":name", &"one")])
/// }
/// ```
///
@ -114,19 +118,20 @@ impl<'conn> SqliteStatement<'conn> {
}
}
/// Execute the prepared statement with named parameter(s), returning an iterator over the resulting rows.
/// Execute the prepared statement with named parameter(s), returning an iterator over the
/// resulting rows.
///
/// ## Example
///
/// ```rust,no_run
/// # use rusqlite::{SqliteConnection, SqliteResult, SqliteRows};
/// fn query(conn: &SqliteConnection) -> SqliteResult<()> {
/// let mut stmt = try!(conn.prepare("SELECT * FROM test where name = :name"));
/// let mut rows = try!(stmt.query_named(&[(":name", &"one")]));
/// for row in rows {
/// // ...
/// }
/// return Ok(())
/// let mut stmt = try!(conn.prepare("SELECT * FROM test where name = :name"));
/// let mut rows = try!(stmt.query_named(&[(":name", &"one")]));
/// for row in rows {
/// // ...
/// }
/// Ok(())
/// }
/// ```
///