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Merge branch 'master' into gwenn-convenient

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This commit is contained in:
John Gallagher
2016-05-16 11:02:56 -05:00
parent 82f1467a9f 7f736cc321
commit 504b16dc98
19 changed files with 710 additions and 400 deletions
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127
src/error.rs
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@@ -56,6 +56,9 @@ pub enum Error {
/// that column cannot be converted to the requested Rust type.
InvalidColumnType,
/// Error when a query that was expected to insert one row did not insert any or insert many.
QueryInsertedRows(c_int),
/// Error returned by `functions::Context::get` when the function argument cannot be converted
/// to the requested type.
#[cfg(feature = "functions")]
@@ -66,9 +69,6 @@ pub enum Error {
#[cfg(feature = "functions")]
#[allow(dead_code)]
UserFunctionError(Box<error::Error + Send + Sync>),
/// Error when a query that was expected to insert one row did not insert any or insert many.
QueryInsertedRows(c_int),
}
impl From<str::Utf8Error> for Error {
@@ -85,81 +85,90 @@ impl From<::std::ffi::NulError> for Error {
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
&Error::SqliteFailure(ref err, None) => err.fmt(f),
&Error::SqliteFailure(_, Some(ref s)) => write!(f, "{}", s),
&Error::SqliteSingleThreadedMode => write!(f, "SQLite was compiled or configured for single-threaded use only"),
&Error::FromSqlConversionFailure(ref err) => err.fmt(f),
&Error::Utf8Error(ref err) => err.fmt(f),
&Error::NulError(ref err) => err.fmt(f),
&Error::InvalidParameterName(ref name) => write!(f, "Invalid parameter name: {}", name),
&Error::InvalidPath(ref p) => write!(f, "Invalid path: {}", p.to_string_lossy()),
&Error::ExecuteReturnedResults => write!(f, "Execute returned results - did you mean to call query?"),
&Error::QueryReturnedNoRows => write!(f, "Query returned no rows"),
&Error::GetFromStaleRow => write!(f, "Attempted to get a value from a stale row"),
&Error::InvalidColumnIndex(i) => write!(f, "Invalid column index: {}", i),
&Error::InvalidColumnName(ref name) => write!(f, "Invalid column name: {}", name),
&Error::InvalidColumnType => write!(f, "Invalid column type"),
match *self {
Error::SqliteFailure(ref err, None) => err.fmt(f),
Error::SqliteFailure(_, Some(ref s)) => write!(f, "{}", s),
Error::SqliteSingleThreadedMode => {
write!(f,
"SQLite was compiled or configured for single-threaded use only")
}
Error::FromSqlConversionFailure(ref err) => err.fmt(f),
Error::Utf8Error(ref err) => err.fmt(f),
Error::NulError(ref err) => err.fmt(f),
Error::InvalidParameterName(ref name) => write!(f, "Invalid parameter name: {}", name),
Error::InvalidPath(ref p) => write!(f, "Invalid path: {}", p.to_string_lossy()),
Error::ExecuteReturnedResults => {
write!(f, "Execute returned results - did you mean to call query?")
}
Error::QueryReturnedNoRows => write!(f, "Query returned no rows"),
Error::GetFromStaleRow => write!(f, "Attempted to get a value from a stale row"),
Error::InvalidColumnIndex(i) => write!(f, "Invalid column index: {}", i),
Error::InvalidColumnName(ref name) => write!(f, "Invalid column name: {}", name),
Error::InvalidColumnType => write!(f, "Invalid column type"),
Error::QueryInsertedRows(i) => write!(f, "Query inserted {} rows", i),
#[cfg(feature = "functions")]
&Error::InvalidFunctionParameterType => write!(f, "Invalid function parameter type"),
Error::InvalidFunctionParameterType => write!(f, "Invalid function parameter type"),
#[cfg(feature = "functions")]
&Error::UserFunctionError(ref err) => err.fmt(f),
&Error::QueryInsertedRows(i) => write!(f, "Query inserted {} rows", i),
Error::UserFunctionError(ref err) => err.fmt(f),
}
}
}
impl error::Error for Error {
fn description(&self) -> &str {
match self {
&Error::SqliteFailure(ref err, None) => err.description(),
&Error::SqliteFailure(_, Some(ref s)) => s,
&Error::SqliteSingleThreadedMode => "SQLite was compiled or configured for single-threaded use only",
&Error::FromSqlConversionFailure(ref err) => err.description(),
&Error::Utf8Error(ref err) => err.description(),
&Error::InvalidParameterName(_) => "invalid parameter name",
&Error::NulError(ref err) => err.description(),
&Error::InvalidPath(_) => "invalid path",
&Error::ExecuteReturnedResults => "execute returned results - did you mean to call query?",
&Error::QueryReturnedNoRows => "query returned no rows",
&Error::GetFromStaleRow => "attempted to get a value from a stale row",
&Error::InvalidColumnIndex(_) => "invalid column index",
&Error::InvalidColumnName(_) => "invalid column name",
&Error::InvalidColumnType => "invalid column type",
match *self {
Error::SqliteFailure(ref err, None) => err.description(),
Error::SqliteFailure(_, Some(ref s)) => s,
Error::SqliteSingleThreadedMode => {
"SQLite was compiled or configured for single-threaded use only"
}
Error::FromSqlConversionFailure(ref err) => err.description(),
Error::Utf8Error(ref err) => err.description(),
Error::InvalidParameterName(_) => "invalid parameter name",
Error::NulError(ref err) => err.description(),
Error::InvalidPath(_) => "invalid path",
Error::ExecuteReturnedResults => {
"execute returned results - did you mean to call query?"
}
Error::QueryReturnedNoRows => "query returned no rows",
Error::GetFromStaleRow => "attempted to get a value from a stale row",
Error::InvalidColumnIndex(_) => "invalid column index",
Error::InvalidColumnName(_) => "invalid column name",
Error::InvalidColumnType => "invalid column type",
Error::QueryInsertedRows(_) => "query inserted zero or more than one row",
#[cfg(feature = "functions")]
&Error::InvalidFunctionParameterType => "invalid function parameter type",
Error::InvalidFunctionParameterType => "invalid function parameter type",
#[cfg(feature = "functions")]
&Error::UserFunctionError(ref err) => err.description(),
&Error::QueryInsertedRows(_) => "query inserted zero or more than one row",
Error::UserFunctionError(ref err) => err.description(),
}
}
#[cfg_attr(feature="clippy", allow(match_same_arms))]
fn cause(&self) -> Option<&error::Error> {
match self {
&Error::SqliteFailure(ref err, _) => Some(err),
&Error::SqliteSingleThreadedMode => None,
&Error::FromSqlConversionFailure(ref err) => Some(&**err),
&Error::Utf8Error(ref err) => Some(err),
&Error::NulError(ref err) => Some(err),
&Error::InvalidParameterName(_) => None,
&Error::InvalidPath(_) => None,
&Error::ExecuteReturnedResults => None,
&Error::QueryReturnedNoRows => None,
&Error::GetFromStaleRow => None,
&Error::InvalidColumnIndex(_) => None,
&Error::InvalidColumnName(_) => None,
&Error::InvalidColumnType => None,
match *self {
Error::SqliteFailure(ref err, _) => Some(err),
Error::FromSqlConversionFailure(ref err) => Some(&**err),
Error::Utf8Error(ref err) => Some(err),
Error::NulError(ref err) => Some(err),
Error::SqliteSingleThreadedMode |
Error::InvalidParameterName(_) |
Error::ExecuteReturnedResults |
Error::QueryReturnedNoRows |
Error::GetFromStaleRow |
Error::InvalidColumnIndex(_) |
Error::InvalidColumnName(_) |
Error::InvalidColumnType |
Error::InvalidPath(_) => None,
Error::QueryInsertedRows(_) => None,
#[cfg(feature = "functions")]
&Error::InvalidFunctionParameterType => None,
#[cfg(feature = "functions")]
&Error::UserFunctionError(ref err) => Some(&**err),
Error::InvalidFunctionParameterType => None,
&Error::QueryInsertedRows(_) => None,
#[cfg(feature = "functions")]
Error::UserFunctionError(ref err) => Some(&**err),
}
}
}