@ -32,25 +32,25 @@ pub trait Logger: Trace + Sized {
///
/// # Errors
/// Returning an error will throw an exception in JavaScript.
fn log ( & self , msg : String , state : & Console ) -> JsResult < ( ) > ;
fn log ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > ;
/// Log an info message (`console.info`).
///
/// # Errors
/// Returning an error will throw an exception in JavaScript.
fn info ( & self , msg : String , state : & Console ) -> JsResult < ( ) > ;
fn info ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > ;
/// Log a warning message (`console.warn`).
///
/// # Errors
/// Returning an error will throw an exception in JavaScript.
fn warn ( & self , msg : String , state : & Console ) -> JsResult < ( ) > ;
fn warn ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > ;
/// Log an error message (`console.error`).
///
/// # Errors
/// Returning an error will throw an exception in JavaScript.
fn error ( & self , msg : String , state : & Console ) -> JsResult < ( ) > ;
fn error ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > ;
}
/// The default implementation for logging from the console.
@ -63,24 +63,24 @@ struct DefaultLogger;
impl Logger for DefaultLogger {
#[ inline ]
fn log ( & self , msg : String , state : & Console ) -> JsResult < ( ) > {
let indent = 2 * state . groups . len ( ) ;
fn log ( & self , msg : String , state : & ConsoleState , _context : & mut Context ) -> JsResult < ( ) > {
let indent = state . indent ( ) ;
writeln! ( std ::io ::stdout ( ) , "{msg:>indent$}" ) . map_err ( JsError ::from_rust )
}
#[ inline ]
fn info ( & self , msg : String , state : & Console ) -> JsResult < ( ) > {
self . log ( msg , state )
fn info ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > {
self . log ( msg , state , context )
}
#[ inline ]
fn warn ( & self , msg : String , state : & Console ) -> JsResult < ( ) > {
self . log ( msg , state )
fn warn ( & self , msg : String , state : & ConsoleState , context : & mut Context ) -> JsResult < ( ) > {
self . log ( msg , state , context )
}
#[ inline ]
fn error ( & self , msg : String , state : & Console ) -> JsResult < ( ) > {
let indent = 2 * state . groups . len ( ) ;
fn error ( & self , msg : String , state : & ConsoleState , _context : & mut Context ) -> JsResult < ( ) > {
let indent = state . indent ( ) ;
writeln! ( std ::io ::stderr ( ) , "{msg:>indent$}" ) . map_err ( JsError ::from_rust )
}
}
@ -181,19 +181,53 @@ fn formatter(data: &[JsValue], context: &mut Context) -> JsResult<String> {
}
}
/// This is the internal console object state.
#[ derive(Debug, Default, Trace, Finalize, JsData) ]
pub struct Console {
/// The current state of the console, passed to the logger backend.
/// This should not be copied or cloned. References are only valid
/// for the current logging call.
#[ derive(Debug, Default, Trace, Finalize) ]
pub struct ConsoleState {
/// The map of console counters, used in `console.count()`.
pub count_map : FxHashMap < JsString , u32 > ,
count_map : FxHashMap < JsString , u32 > ,
/// The map of console timers, used in `console.time`, `console.timeLog`
/// and `console.timeEnd`.
pub timer_map : FxHashMap < JsString , u128 > ,
timer_map : FxHashMap < JsString , u128 > ,
/// The current list of groups. Groups should be indented, but some logging
/// libraries may want to use them in a different way.
pub groups : Vec < String > ,
groups : Vec < String > ,
}
impl ConsoleState {
/// Returns the indentation level that should be applied to logging.
#[ must_use ]
pub fn indent ( & self ) -> usize {
2 * self . groups . len ( )
}
/// Returns the current list of groups.
#[ must_use ]
pub fn groups ( & self ) -> & Vec < String > {
& self . groups
}
/// Returns the count map.
#[ must_use ]
pub fn count_map ( & self ) -> & FxHashMap < JsString , u32 > {
& self . count_map
}
/// Returns the timer map.
#[ must_use ]
pub fn timer_map ( & self ) -> & FxHashMap < JsString , u128 > {
& self . timer_map
}
}
/// This is the internal console object state.
#[ derive(Debug, Default, Trace, Finalize, JsData) ]
pub struct Console {
state : ConsoleState ,
}
impl Console {
@ -394,7 +428,7 @@ impl Console {
args [ 0 ] = JsValue ::new ( concat ) ;
}
logger . error ( formatter ( & args , context ) ? , console ) ? ;
logger . error ( formatter ( & args , context ) ? , & console . state , context ) ? ;
}
Ok ( JsValue ::undefined ( ) )
@ -418,7 +452,7 @@ impl Console {
_ : & impl Logger ,
_ : & mut Context ,
) -> JsResult < JsValue > {
console . groups . clear ( ) ;
console . state . groups . clear ( ) ;
Ok ( JsValue ::undefined ( ) )
}
@ -439,7 +473,7 @@ impl Console {
logger : & impl Logger ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . log ( formatter ( args , context ) ? , console ) ? ;
logger . log ( formatter ( args , context ) ? , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -460,7 +494,7 @@ impl Console {
logger : & impl Logger ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . error ( formatter ( args , context ) ? , console ) ? ;
logger . error ( formatter ( args , context ) ? , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -481,7 +515,7 @@ impl Console {
logger : & impl Logger ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . info ( formatter ( args , context ) ? , console ) ? ;
logger . info ( formatter ( args , context ) ? , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -502,7 +536,7 @@ impl Console {
logger : & impl Logger ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . log ( formatter ( args , context ) ? , console ) ? ;
logger . log ( formatter ( args , context ) ? , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -524,7 +558,7 @@ impl Console {
context : & mut Context ,
) -> JsResult < JsValue > {
if ! args . is_empty ( ) {
logger . log ( formatter ( args , context ) ? , console ) ? ;
logger . log ( formatter ( args , context ) ? , & console . state , context ) ? ;
}
let stack_trace_dump = context
@ -535,7 +569,7 @@ impl Console {
. map ( JsString ::to_std_string_escaped )
. collect ::< Vec < _ > > ( )
. join ( "\n" ) ;
logger . log ( stack_trace_dump , console ) ? ;
logger . log ( stack_trace_dump , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -557,7 +591,7 @@ impl Console {
logger : & impl Logger ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . warn ( formatter ( args , context ) ? , console ) ? ;
logger . warn ( formatter ( args , context ) ? , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -584,10 +618,10 @@ impl Console {
} ;
let msg = format! ( "count {}:" , label . to_std_string_escaped ( ) ) ;
let c = console . count_map . entry ( label ) . or_insert ( 0 ) ;
let c = console . state . count_map . entry ( label ) . or_insert ( 0 ) ;
* c + = 1 ;
logger . info ( format! ( "{msg} {c}" ) , console ) ? ;
logger . info ( format! ( "{msg} {c}" ) , & console . state , context ) ? ;
Ok ( JsValue ::undefined ( ) )
}
@ -613,11 +647,12 @@ impl Console {
None = > "default" . into ( ) ,
} ;
console . count_map . remove ( & label ) ;
console . state . count_map . remove ( & label ) ;
logger . warn (
format! ( "countReset {}" , label . to_std_string_escaped ( ) ) ,
console ,
& console . state ,
context ,
) ? ;
Ok ( JsValue ::undefined ( ) )
@ -653,13 +688,14 @@ impl Console {
None = > "default" . into ( ) ,
} ;
if let Entry ::Vacant ( e ) = console . timer_map . entry ( label . clone ( ) ) {
if let Entry ::Vacant ( e ) = console . state . timer_map . entry ( label . clone ( ) ) {
let time = Self ::system_time_in_ms ( ) ;
e . insert ( time ) ;
} else {
logger . warn (
format! ( "Timer '{}' already exist" , label . to_std_string_escaped ( ) ) ,
console ,
& console . state ,
context ,
) ? ;
}
@ -688,22 +724,20 @@ impl Console {
None = > "default" . into ( ) ,
} ;
console . timer_map . get ( & label ) . map_or_else (
| | {
logger . warn (
format! ( "Timer '{}' doesn't exist" , label . to_std_string_escaped ( ) ) ,
console ,
)
} ,
| t | {
let time = Self ::system_time_in_ms ( ) ;
let mut concat = format! ( "{}: {} ms" , label . to_std_string_escaped ( ) , time - t ) ;
for msg in args . iter ( ) . skip ( 1 ) {
concat = concat + " " + & msg . display ( ) . to_string ( ) ;
}
logger . log ( concat , console )
} ,
) ? ;
if let Some ( t ) = console . state . timer_map . get ( & label ) {
let time = Self ::system_time_in_ms ( ) ;
let mut concat = format! ( "{}: {} ms" , label . to_std_string_escaped ( ) , time - t ) ;
for msg in args . iter ( ) . skip ( 1 ) {
concat = concat + " " + & msg . display ( ) . to_string ( ) ;
}
logger . log ( concat , & console . state , context ) ? ;
} else {
logger . warn (
format! ( "Timer '{}' doesn't exist" , label . to_std_string_escaped ( ) ) ,
& console . state ,
context ,
) ? ;
}
Ok ( JsValue ::undefined ( ) )
}
@ -730,25 +764,24 @@ impl Console {
None = > "default" . into ( ) ,
} ;
console . timer_map . remove ( & label ) . map_or_else (
| | {
logger . warn (
format! ( "Timer '{}' doesn't exist" , label . to_std_string_escaped ( ) ) ,
console ,
)
} ,
| t | {
let time = Self ::system_time_in_ms ( ) ;
logger . info (
format! (
"{}: {} ms - timer removed" ,
label . to_std_string_escaped ( ) ,
time - t
) ,
console ,
)
} ,
) ? ;
if let Some ( t ) = console . state . timer_map . remove ( & label ) {
let time = Self ::system_time_in_ms ( ) ;
logger . info (
format! (
"{}: {} ms - timer removed" ,
label . to_std_string_escaped ( ) ,
time - t
) ,
& console . state ,
context ,
) ? ;
} else {
logger . warn (
format! ( "Timer '{}' doesn't exist" , label . to_std_string_escaped ( ) ) ,
& console . state ,
context ,
) ? ;
} ;
Ok ( JsValue ::undefined ( ) )
}
@ -772,8 +805,8 @@ impl Console {
) -> JsResult < JsValue > {
let group_label = formatter ( args , context ) ? ;
logger . info ( format! ( "group: {group_label}" ) , console ) ? ;
console . groups . push ( group_label ) ;
logger . info ( format! ( "group: {group_label}" ) , & console . state , context ) ? ;
console . state . groups . push ( group_label ) ;
Ok ( JsValue ::undefined ( ) )
}
@ -816,7 +849,7 @@ impl Console {
_ : & impl Logger ,
_ : & mut Context ,
) -> JsResult < JsValue > {
console . groups . pop ( ) ;
console . state . groups . pop ( ) ;
Ok ( JsValue ::undefined ( ) )
}
@ -837,9 +870,13 @@ impl Console {
args : & [ JsValue ] ,
console : & Self ,
logger : & impl Logger ,
_ : & mut Context ,
context : & mut Context ,
) -> JsResult < JsValue > {
logger . info ( args . get_or_undefined ( 0 ) . display_obj ( true ) , console ) ? ;
logger . info (
args . get_or_undefined ( 0 ) . display_obj ( true ) ,
& console . state ,
context ,
) ? ;
Ok ( JsValue ::undefined ( ) )
}
}