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use thiserror::Error;
use glib::prelude::*;
#[macro_export]
macro_rules! error_msg(
($err:expr, ($msg:expr), [$dbg:expr]) => {
$crate::ErrorMessage::new(&$err, Some($msg),
Some($dbg),
file!(), module_path!(), line!())
};
($err:expr, ($msg:expr)) => {
$crate::ErrorMessage::new(&$err, Some($msg),
None,
file!(), module_path!(), line!())
};
($err:expr, [$dbg:expr]) => {
$crate::ErrorMessage::new(&$err, None,
Some($dbg),
file!(), module_path!(), line!())
};
($err:expr, ($($msg:tt)*), [$($dbg:tt)*]) => { {
$crate::ErrorMessage::new(&$err, Some(format!($($msg)*).as_ref()),
Some(format!($($dbg)*).as_ref()),
file!(), module_path!(), line!())
}};
($err:expr, ($($msg:tt)*)) => { {
$crate::ErrorMessage::new(&$err, Some(format!($($msg)*).as_ref()),
None,
file!(), module_path!(), line!())
}};
($err:expr, [$($dbg:tt)*]) => { {
$crate::ErrorMessage::new(&$err, None,
Some(format!($($dbg)*).as_ref()),
file!(), module_path!(), line!())
}};
);
#[derive(Clone, Debug, PartialEq, Eq, Error)]
#[error("Error {:?} ({:?}) at {}:{}", .message, .debug, .filename, .line)]
pub struct ErrorMessage {
pub(crate) error_domain: glib::Quark,
pub(crate) error_code: i32,
pub(crate) message: Option<String>,
pub(crate) debug: Option<String>,
pub(crate) filename: &'static str,
pub(crate) function: &'static str,
pub(crate) line: u32,
}
impl ErrorMessage {
pub fn new<T: crate::MessageErrorDomain>(
error: &T,
message: Option<&str>,
debug: Option<&str>,
filename: &'static str,
function: &'static str,
line: u32,
) -> ErrorMessage {
assert_initialized_main_thread!();
let error_domain = T::domain();
let error_code = error.code();
ErrorMessage {
error_domain,
error_code,
message: message.map(String::from),
debug: debug.map(String::from),
filename,
function,
line,
}
}
}
#[macro_export]
macro_rules! loggable_error(
($cat:expr, $msg:expr) => {
$crate::LoggableError::new($cat.clone(), $crate::glib::bool_error!($msg))
};
($cat:expr, $($msg:tt)*) => { {
$crate::LoggableError::new($cat.clone(), $crate::glib::bool_error!($($msg)*))
}};
);
#[macro_export]
macro_rules! result_from_gboolean(
($ffi_bool:expr, $cat:expr, $msg:expr) => {
$crate::glib::result_from_gboolean!($ffi_bool, $msg)
.map_err(|bool_err| $crate::LoggableError::new($cat.clone(), bool_err))
};
($ffi_bool:expr, $cat:expr, $($msg:tt)*) => { {
$crate::glib::result_from_gboolean!($ffi_bool, $($msg)*)
.map_err(|bool_err| $crate::LoggableError::new($cat.clone(), bool_err))
}};
);
#[derive(Debug, Clone, Error)]
#[error("Error {:?}: {:?} at {}:{}", .category.name(), .bool_error.message, .bool_error.filename, .bool_error.line)]
pub struct LoggableError {
category: crate::DebugCategory,
bool_error: glib::BoolError,
}
impl LoggableError {
pub fn new(category: crate::DebugCategory, bool_error: glib::BoolError) -> LoggableError {
assert_initialized_main_thread!();
LoggableError {
category,
bool_error,
}
}
pub fn log(&self) {
self.category.log(
None as Option<&glib::Object>,
crate::DebugLevel::Error,
self.bool_error.filename,
self.bool_error.function,
self.bool_error.line,
format_args!("{}", self.bool_error.message),
);
}
pub fn log_with_object<O: IsA<glib::Object>>(&self, obj: &O) {
self.category.log(
Some(obj),
crate::DebugLevel::Error,
self.bool_error.filename,
self.bool_error.function,
self.bool_error.line,
format_args!("{}", self.bool_error.message),
);
}
pub fn category(&self) -> crate::DebugCategory {
self.category
}
}
impl From<glib::BoolError> for LoggableError {
fn from(bool_error: glib::BoolError) -> Self {
skip_assert_initialized!();
LoggableError {
category: *crate::CAT_RUST,
bool_error,
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn error_message() {
crate::init().unwrap();
let e = ErrorMessage::new(
&crate::CoreError::Failed,
Some("message"),
Some("debug"),
"filename",
"function",
7,
);
assert_eq!(
format!("{}", e),
"Error Some(\"message\") (Some(\"debug\")) at filename:7"
);
}
#[test]
fn logabble_error() {
crate::init().unwrap();
let e: LoggableError = glib::BoolError::new("msg", "filename", "function", 7).into();
assert_eq!(
format!("{}", e),
"Error \"GST_RUST\": \"msg\" at filename:7"
);
}
}