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fix(transformer): Loggers now are per zone and each transform runs in its own zone

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This commit is contained in:
Jacob MacDonald
2015-07-23 09:06:23 -07:00
parent 09226cdd75
commit bd65b63c65
18 changed files with 91 additions and 160 deletions
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4
modules/angular2/src/transform/bind_generator/generator.dart
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@ -15,7 +15,7 @@ Future<String> createNgSettersAndGetters(
String code = ngDeps.code;
var setters = _generateSetters(_createPropertiesMap(ngDeps));
var getters = _generateGetters( _createEventPropertiesList(ngDeps));
var getters = _generateGetters(_createEventPropertiesList(ngDeps));
if (setters.isEmpty && getters.isEmpty) return code;
var out = new StringBuffer();
@ -97,7 +97,7 @@ List<String> _generateGetters(List<String> eventProperties) {
/// Collapses all `events` in {@link ngDeps} into a list of corresponding
/// property names.
List<String> _createEventPropertiesList(NgDeps ngDeps) {
List<String> _createEventPropertiesList(NgDeps ngDeps) {
var visitor = new ExtractNamedExpressionVisitor('events');
var propertyNames = [];
ngDeps.registeredTypes.forEach((RegisteredType t) {

10
modules/angular2/src/transform/bind_generator/transformer.dart
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@ -26,18 +26,12 @@ class BindGenerator extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var id = transform.primaryInput.id;
var reader = new AssetReader.fromTransform(transform);
var transformedCode = await createNgSettersAndGetters(reader, id);
transform.addOutput(new Asset.fromString(
id, formatter.format(transformedCode, uri: id.path)));
} catch (ex, stackTrace) {
log.logger.error('Creating ng setters/getters failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
}, errorMessage: 'Creating ng setters/getters failed.');
}
}

2
modules/angular2/src/transform/common/annotation_matcher.dart
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@ -88,7 +88,7 @@ class AnnotationMatcher extends ClassMatcherBase {
throw 'Unable to locate descriptor for ${annotation.name} in ${assetId}';
}
return implements(descriptor, interfaces,
missingSuperClassWarning: 'Missing `custom_annotation` entry for `${descriptor.superClass}`.');
missingSuperClassWarning: 'Missing `custom_annotation` entry for `${descriptor.superClass}`.');
}
/// Checks if an [Annotation] node implements [Injectable].

31
modules/angular2/src/transform/common/logging.dart
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@ -5,24 +5,27 @@ import 'package:barback/barback.dart';
import 'package:code_transformers/messages/build_logger.dart';
import 'package:source_span/source_span.dart';
BuildLogger _logger;
typedef _SimpleCallback();
/// Prepares {@link logger} for use throughout the transformer.
void init(Transform t) {
_logger = new BuildLogger(t);
}
// The key used to store the logger on the current zone.
final _key = #loggingZonedLoggerKey;
/// Sets {@link logger} directly. Used for testing - in general use {@link init}.
void setLogger(BuildLogger logger) {
_logger = logger;
}
/// Executes {@link fn} inside a new {@link Zone} with its own logger.
dynamic initZoned(Transform t, _SimpleCallback fn, {String errorMessage: ''}) =>
setZoned(new BuildLogger(t), fn, errorMessage: errorMessage);
/// The logger the transformer should use for messaging.
dynamic setZoned(BuildLogger logger, _SimpleCallback fn,
{String errorMessage: ''}) => runZoned(fn,
zoneValues: {_key: logger}, onError: (e, stackTrace) {
logger.error('$errorMessage\n'
'Exception: $e\n'
'Stack Trace: $stackTrace');
});
/// The logger for the current {@link Zone}.
BuildLogger get logger {
if (_logger == null) {
_logger = new PrintLogger();
}
return _logger;
var current = Zone.current[_key] as BuildLogger;
return current == null ? new PrintLogger() : current;
}
class PrintLogger implements BuildLogger {

10
modules/angular2/src/transform/deferred_rewriter/transformer.dart
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@ -24,9 +24,7 @@ class DeferredRewriter extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var asset = transform.primaryInput;
var reader = new AssetReader.fromTransform(transform);
var transformedCode = await rewriteDeferredLibraries(reader, asset.id);
@ -34,11 +32,7 @@ class DeferredRewriter extends Transformer {
transform.addOutput(
new Asset.fromString(transform.primaryInput.id, transformedCode));
}
} catch (ex, stackTrace) {
log.logger.warning('Rewritting deferred libraries failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
}, errorMessage: 'Rewritting deferred libraries failed.');
}
}

22
modules/angular2/src/transform/directive_linker/transformer.dart
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@ -22,9 +22,7 @@ class DirectiveLinker extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var reader = new AssetReader.fromTransform(transform);
var assetId = transform.primaryInput.id;
var assetPath = assetId.path;
@ -33,12 +31,7 @@ class DirectiveLinker extends Transformer {
var formattedCode = formatter.format(transformedCode, uri: assetPath);
transform.addOutput(new Asset.fromString(assetId, formattedCode));
}
} catch (ex, stackTrace) {
log.logger.error('Linking ng directives failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
return null;
}, errorMessage: 'Linking ng directives failed.');
}
}
@ -52,18 +45,11 @@ class EmptyNgDepsRemover extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var reader = new AssetReader.fromTransform(transform);
if (!(await isNecessary(reader, transform.primaryInput.id))) {
transform.consumePrimary();
}
} catch (ex, stackTrace) {
log.logger.error('Removing unnecessary ng deps failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
return null;
}, errorMessage: 'Removing unnecessary ng deps failed.');
}
}

11
modules/angular2/src/transform/directive_metadata_extractor/transformer.dart
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@ -25,9 +25,7 @@ class DirectiveMetadataExtractor extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var reader = new AssetReader.fromTransform(transform);
var fromAssetId = transform.primaryInput.id;
@ -40,12 +38,7 @@ class DirectiveMetadataExtractor extends Transformer {
transform.addOutput(new Asset.fromString(
_outputAssetId(fromAssetId), _encoder.convert(jsonMap)));
}
} catch (ex, stackTrace) {
log.logger.error('Extracting ng metadata failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
return null;
}, errorMessage: 'Extracting ng metadata failed.');
}
}

10
modules/angular2/src/transform/directive_processor/transformer.dart
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@ -29,9 +29,7 @@ class DirectiveProcessor extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var asset = transform.primaryInput;
var reader = new AssetReader.fromTransform(transform);
var ngDepsSrc = await createNgDeps(
@ -46,10 +44,6 @@ class DirectiveProcessor extends Transformer {
}
transform.addOutput(new Asset.fromString(ngDepsAssetId, ngDepsSrc));
}
} catch (ex, stackTrace) {
log.logger.warning('Processing ng directives failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
}, errorMessage: 'Processing ng directives failed.');
}
}

3
modules/angular2/src/transform/reflection_remover/rewriter.dart
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@ -45,8 +45,7 @@ class Rewriter {
///
/// This breaks our dependency on dart:mirrors, which enables smaller code
/// size and better performance.
class _RewriterVisitor extends Object
with RecursiveAstVisitor<Object> {
class _RewriterVisitor extends Object with RecursiveAstVisitor<Object> {
final Rewriter _rewriter;
final buf = new StringBuffer();
final reflectionCapabilityAssignments = [];

10
modules/angular2/src/transform/reflection_remover/transformer.dart
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@ -30,9 +30,7 @@ class ReflectionRemover extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
var newEntryPoints = options.entryPoints.map((entryPoint) {
return new AssetId(transform.primaryInput.id.package, entryPoint)
.changeExtension(DEPS_EXTENSION);
@ -54,10 +52,6 @@ class ReflectionRemover extends Transformer {
mirrorMode: mirrorMode, writeStaticInit: writeStaticInit);
transform.addOutput(
new Asset.fromString(transform.primaryInput.id, transformedCode));
} catch (ex, stackTrace) {
log.logger.error('Removing reflection failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
}, errorMessage: 'Removing reflection failed.');
}
}

10
modules/angular2/src/transform/template_compiler/transformer.dart
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@ -28,19 +28,13 @@ class TemplateCompiler extends Transformer {
@override
Future apply(Transform transform) async {
log.init(transform);
try {
await log.initZoned(transform, () async {
Html5LibDomAdapter.makeCurrent();
var id = transform.primaryInput.id;
var reader = new AssetReader.fromTransform(transform);
var transformedCode = formatter.format(await processTemplates(reader, id,
generateChangeDetectors: options.generateChangeDetectors));
transform.addOutput(new Asset.fromString(id, transformedCode));
} catch (ex, stackTrace) {
log.logger.error('Parsing ng templates failed.\n'
'Exception: $ex\n'
'Stack Trace: $stackTrace');
}
}, errorMessage: 'Parsing ng templates failed.');
}
}