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https://github.com/isar/rusqlite.git
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Rustfmt
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@@ -119,9 +119,13 @@ unsafe fn report_error(ctx: *mut sqlite3_context, err: &Error) {
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// if we're on the bundled version (since it's at least 3.17.0) and the normal constraint
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// error code if not.
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#[cfg(feature = "bundled")]
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fn constraint_error_code() -> i32 { ffi::SQLITE_CONSTRAINT_FUNCTION }
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fn constraint_error_code() -> i32 {
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ffi::SQLITE_CONSTRAINT_FUNCTION
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}
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#[cfg(not(feature = "bundled"))]
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fn constraint_error_code() -> i32 { ffi::SQLITE_CONSTRAINT }
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fn constraint_error_code() -> i32 {
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ffi::SQLITE_CONSTRAINT
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}
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match *err {
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Error::SqliteFailure(ref err, ref s) => {
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@@ -154,7 +158,8 @@ impl<'a> ValueRef<'a> {
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let s = CStr::from_ptr(text as *const c_char);
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// sqlite3_value_text returns UTF8 data, so our unwrap here should be fine.
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let s = s.to_str().expect("sqlite3_value_text returned invalid UTF-8");
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let s = s.to_str()
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.expect("sqlite3_value_text returned invalid UTF-8");
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ValueRef::Text(s)
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}
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ffi::SQLITE_BLOB => {
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@@ -204,14 +209,17 @@ impl<'a> Context<'a> {
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let arg = self.args[idx];
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let value = unsafe { ValueRef::from_value(arg) };
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FromSql::column_result(value).map_err(|err| match err {
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FromSqlError::InvalidType => {
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FromSqlError::InvalidType => {
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Error::InvalidFunctionParameterType(idx, value.data_type())
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}
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FromSqlError::OutOfRange(i) => Error::IntegralValueOutOfRange(idx as c_int, i),
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FromSqlError::Other(err) => {
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FromSqlError::OutOfRange(i) => {
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Error::IntegralValueOutOfRange(idx as c_int,
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i)
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}
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FromSqlError::Other(err) => {
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Error::FromSqlConversionFailure(idx, value.data_type(), err)
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}
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})
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})
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}
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/// Sets the auxilliary data associated with a particular parameter. See
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@@ -304,7 +312,9 @@ impl Connection {
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where F: FnMut(&Context) -> Result<T>,
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T: ToSql
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{
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self.db.borrow_mut().create_scalar_function(fn_name, n_arg, deterministic, x_func)
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self.db
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.borrow_mut()
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.create_scalar_function(fn_name, n_arg, deterministic, x_func)
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}
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/// Attach a user-defined aggregate function to this database connection.
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@@ -720,17 +730,16 @@ mod test {
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#[test]
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fn test_sum() {
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let db = Connection::open_in_memory().unwrap();
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db.create_aggregate_function("my_sum", 1, true, Sum).unwrap();
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db.create_aggregate_function("my_sum", 1, true, Sum)
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.unwrap();
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// sum should return NULL when given no columns (contrast with count below)
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let no_result = "SELECT my_sum(i) FROM (SELECT 2 AS i WHERE 1 <> 1)";
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let result: Option<i64> = db.query_row(no_result, &[], |r| r.get(0))
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.unwrap();
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let result: Option<i64> = db.query_row(no_result, &[], |r| r.get(0)).unwrap();
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assert!(result.is_none());
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let single_sum = "SELECT my_sum(i) FROM (SELECT 2 AS i UNION ALL SELECT 2)";
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let result: i64 = db.query_row(single_sum, &[], |r| r.get(0))
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.unwrap();
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let result: i64 = db.query_row(single_sum, &[], |r| r.get(0)).unwrap();
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assert_eq!(4, result);
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let dual_sum = "SELECT my_sum(i), my_sum(j) FROM (SELECT 2 AS i, 1 AS j UNION ALL SELECT \
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@@ -743,7 +752,8 @@ mod test {
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#[test]
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fn test_count() {
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let db = Connection::open_in_memory().unwrap();
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db.create_aggregate_function("my_count", -1, true, Count).unwrap();
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db.create_aggregate_function("my_count", -1, true, Count)
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.unwrap();
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// count should return 0 when given no columns (contrast with sum above)
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let no_result = "SELECT my_count(i) FROM (SELECT 2 AS i WHERE 1 <> 1)";
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@@ -751,8 +761,7 @@ mod test {
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assert_eq!(result, 0);
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let single_sum = "SELECT my_count(i) FROM (SELECT 2 AS i UNION ALL SELECT 2)";
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let result: i64 = db.query_row(single_sum, &[], |r| r.get(0))
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.unwrap();
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let result: i64 = db.query_row(single_sum, &[], |r| r.get(0)).unwrap();
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assert_eq!(2, result);
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}
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}
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