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Add debug logging to ease profiling

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This commit is contained in:
Mikhail Golubev
2014-10-15 18:56:38 +04:00
parent 193456c1b2
commit 595f6a9259
1 changed files with 20 additions and 9 deletions
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python/src/com/jetbrains/python/psi/types/PyTypeInferenceFromUsedAttributesUtil.java
+20 -9
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@@ -4,6 +4,7 @@ import com.google.common.collect.ComparisonChain;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.roots.ProjectRootManager;
import com.intellij.openapi.util.Comparing;
import com.intellij.psi.PsiFile;
@@ -45,6 +46,8 @@ public class PyTypeInferenceFromUsedAttributesUtil {
"__dict__"
);
private static final Logger LOG = Logger.getInstance(PyTypeInferenceFromUsedAttributesUtil.class);
private PyTypeInferenceFromUsedAttributesUtil() {
// empty
}
@@ -59,11 +62,12 @@ public class PyTypeInferenceFromUsedAttributesUtil {
*/
@Nullable
public static PyType getTypeFromUsedAttributes(@NotNull PyExpression expression, @NotNull final TypeEvalContext context) {
if (!ENABLED || !context.maySwitchToAST(expression)) {
if (!ENABLED || !context.allowLocalUsages(expression)) {
return null;
}
final Set<String> seenAttrs;
seenAttrs = collectUsedAttributes(expression);
final Set<String> seenAttrs = collectUsedAttributes(expression);
LOG.debug(String.format("Attempting to infer type for expression: %s. Used attributes: %s", expression.getText(), seenAttrs));
final Set<PyClass> candidates = Sets.newHashSet();
for (String attribute : seenAttrs) {
@@ -73,7 +77,9 @@ public class PyTypeInferenceFromUsedAttributesUtil {
candidates.add(PyBuiltinCache.getInstance(expression).getClass(PyNames.OBJECT));
}
else {
candidates.addAll(PyClassAttributesIndex.find(attribute, expression.getProject()));
final Collection<PyClass> declaringClasses = PyClassAttributesIndex.find(attribute, expression.getProject());
LOG.debug("Attribute " + attribute + " is declared in " + declaringClasses.size() + " classes");
candidates.addAll(declaringClasses);
}
}
@@ -82,11 +88,7 @@ public class PyTypeInferenceFromUsedAttributesUtil {
if (PyUserSkeletonsUtil.isUnderUserSkeletonsDirectory(candidate.getContainingFile())) {
continue;
}
final Set<String> availableAttrs = Sets.newHashSet(getAllDeclaredAttributeNames(candidate));
for (PyClass parent : candidate.getAncestorClasses(context)) {
availableAttrs.addAll(getAllDeclaredAttributeNames(parent));
}
if (availableAttrs.containsAll(seenAttrs)) {
if (getAllInheritedAttributeNames(candidate, context).containsAll(seenAttrs)) {
suitableClasses.add(candidate);
}
}
@@ -109,6 +111,15 @@ public class PyTypeInferenceFromUsedAttributesUtil {
})));
}
@NotNull
private static Set<String> getAllInheritedAttributeNames(@NotNull PyClass candidate, @NotNull TypeEvalContext context) {
final Set<String> availableAttrs = Sets.newHashSet(getAllDeclaredAttributeNames(candidate));
for (PyClass parent : candidate.getAncestorClasses(context)) {
availableAttrs.addAll(getAllDeclaredAttributeNames(parent));
}
return availableAttrs;
}
@NotNull
private static List<CandidateClass> prepareCandidates(@NotNull Collection<PyClass> candidates, @NotNull final PyExpression anchor) {
final List<CandidateClass> prepared = ContainerUtil.map(candidates, new Function<PyClass, CandidateClass>() {