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Replace try! by ?

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This commit is contained in:
gwenn
2018-11-05 19:09:01 +01:00
parent 7847db5f97
commit ccf52b2daa
14 changed files with 120 additions and 125 deletions
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30
src/transaction.rs
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@@ -42,10 +42,10 @@ pub enum DropBehavior {
/// # fn do_queries_part_1(_conn: &Connection) -> Result<()> { Ok(()) }
/// # fn do_queries_part_2(_conn: &Connection) -> Result<()> { Ok(()) }
/// fn perform_queries(conn: &mut Connection) -> Result<()> {
/// let tx = try!(conn.transaction());
/// let tx = conn.transaction()?;
///
/// try!(do_queries_part_1(&tx)); // tx causes rollback if this fails
/// try!(do_queries_part_2(&tx)); // tx causes rollback if this fails
/// do_queries_part_1(&tx)?; // tx causes rollback if this fails
/// do_queries_part_2(&tx)?; // tx causes rollback if this fails
///
/// tx.commit()
/// }
@@ -70,10 +70,10 @@ pub struct Transaction<'conn> {
/// # fn do_queries_part_1(_conn: &Connection) -> Result<()> { Ok(()) }
/// # fn do_queries_part_2(_conn: &Connection) -> Result<()> { Ok(()) }
/// fn perform_queries(conn: &mut Connection) -> Result<()> {
/// let sp = try!(conn.savepoint());
/// let sp = conn.savepoint()?;
///
/// try!(do_queries_part_1(&sp)); // sp causes rollback if this fails
/// try!(do_queries_part_2(&sp)); // sp causes rollback if this fails
/// do_queries_part_1(&sp)?; // sp causes rollback if this fails
/// do_queries_part_2(&sp)?; // sp causes rollback if this fails
///
/// sp.commit()
/// }
@@ -118,12 +118,12 @@ impl<'conn> Transaction<'conn> {
/// # use rusqlite::{Connection, Result};
/// # fn perform_queries_part_1_succeeds(_conn: &Connection) -> bool { true }
/// fn perform_queries(conn: &mut Connection) -> Result<()> {
/// let mut tx = try!(conn.transaction());
/// let mut tx = conn.transaction()?;
///
/// {
/// let sp = try!(tx.savepoint());
/// let sp = tx.savepoint()?;
/// if perform_queries_part_1_succeeds(&sp) {
/// try!(sp.commit());
/// sp.commit()?;
/// }
/// // otherwise, sp will rollback
/// }
@@ -336,10 +336,10 @@ impl Connection {
/// # fn do_queries_part_1(_conn: &Connection) -> Result<()> { Ok(()) }
/// # fn do_queries_part_2(_conn: &Connection) -> Result<()> { Ok(()) }
/// fn perform_queries(conn: &mut Connection) -> Result<()> {
/// let tx = try!(conn.transaction());
/// let tx = conn.transaction()?;
///
/// try!(do_queries_part_1(&tx)); // tx causes rollback if this fails
/// try!(do_queries_part_2(&tx)); // tx causes rollback if this fails
/// do_queries_part_1(&tx)?; // tx causes rollback if this fails
/// do_queries_part_2(&tx)?; // tx causes rollback if this fails
///
/// tx.commit()
/// }
@@ -379,10 +379,10 @@ impl Connection {
/// # fn do_queries_part_1(_conn: &Connection) -> Result<()> { Ok(()) }
/// # fn do_queries_part_2(_conn: &Connection) -> Result<()> { Ok(()) }
/// fn perform_queries(conn: &mut Connection) -> Result<()> {
/// let sp = try!(conn.savepoint());
/// let sp = conn.savepoint()?;
///
/// try!(do_queries_part_1(&sp)); // sp causes rollback if this fails
/// try!(do_queries_part_2(&sp)); // sp causes rollback if this fails
/// do_queries_part_1(&sp)?; // sp causes rollback if this fails
/// do_queries_part_2(&sp)?; // sp causes rollback if this fails
///
/// sp.commit()
/// }