use of com.intellij.psi.PsiParameterList in project kotlin by JetBrains.
the class JavaEvaluator method parametersMatch.
/**
* Returns true if the given method's parameters are the exact types specified.
*
* @param method the method in question
* @param argumentTypes the names of the types of the parameters
* @return true if this method is defined in the given class and with the given parameters
*/
public boolean parametersMatch(@NonNull PsiMethod method, @NonNull String... argumentTypes) {
PsiParameterList parameterList = method.getParameterList();
if (parameterList.getParametersCount() != argumentTypes.length) {
return false;
}
PsiParameter[] parameters = parameterList.getParameters();
for (int i = 0; i < parameters.length; i++) {
PsiType type = parameters[i].getType();
if (!type.getCanonicalText().equals(argumentTypes[i])) {
return false;
}
}
return true;
}
use of com.intellij.psi.PsiParameterList in project kotlin by JetBrains.
the class StringFormatDetector method checkStringFormatCall.
/**
* Check the given String.format call (with the given arguments) to see if the string format is
* being used correctly
* @param context the context to report errors to
* @param calledMethod the method being called
* @param call the AST node for the {@link String#format}
* @param specifiesLocale whether the first parameter is a locale string, shifting the
*/
private void checkStringFormatCall(JavaContext context, PsiMethod calledMethod, UCallExpression call, boolean specifiesLocale) {
int argIndex = specifiesLocale ? 1 : 0;
List<UExpression> args = call.getValueArguments();
if (args.size() <= argIndex) {
return;
}
UExpression argument = args.get(argIndex);
ResourceUrl resource = ResourceEvaluator.getResource(context, argument);
if (resource == null || resource.framework || resource.type != ResourceType.STRING) {
return;
}
String name = resource.name;
if (mIgnoreStrings != null && mIgnoreStrings.contains(name)) {
return;
}
boolean passingVarArgsArray = false;
int callCount = args.size() - 1 - argIndex;
if (callCount == 1) {
// If instead of a varargs call like
// getString(R.string.foo, arg1, arg2, arg3)
// the code is calling the varargs method with a packed Object array, as in
// getString(R.string.foo, new Object[] { arg1, arg2, arg3 })
// we'll need to handle that such that we don't think this is a single
// argument
UExpression lastArg = args.get(args.size() - 1);
PsiParameterList parameterList = calledMethod.getParameterList();
int parameterCount = parameterList.getParametersCount();
if (parameterCount > 0 && parameterList.getParameters()[parameterCount - 1].isVarArgs()) {
boolean knownArity = false;
boolean argWasReference = false;
if (lastArg instanceof UReferenceExpression) {
PsiElement resolved = ((UReferenceExpression) lastArg).resolve();
if (resolved instanceof PsiVariable) {
UExpression initializer = context.getUastContext().getInitializerBody((PsiVariable) resolved);
if (initializer != null && (UastExpressionUtils.isNewArray(initializer) || UastExpressionUtils.isArrayInitializer(initializer))) {
argWasReference = true;
// Now handled by check below
lastArg = initializer;
}
}
}
if (UastExpressionUtils.isNewArray(lastArg) || UastExpressionUtils.isArrayInitializer(lastArg)) {
UCallExpression arrayInitializer = (UCallExpression) lastArg;
if (UastExpressionUtils.isNewArrayWithInitializer(lastArg) || UastExpressionUtils.isArrayInitializer(lastArg)) {
callCount = arrayInitializer.getValueArgumentCount();
knownArity = true;
} else if (UastExpressionUtils.isNewArrayWithDimensions(lastArg)) {
List<UExpression> arrayDimensions = arrayInitializer.getValueArguments();
if (arrayDimensions.size() == 1) {
UExpression first = arrayDimensions.get(0);
if (first instanceof ULiteralExpression) {
Object o = ((ULiteralExpression) first).getValue();
if (o instanceof Integer) {
callCount = (Integer) o;
knownArity = true;
}
}
}
}
if (!knownArity) {
if (!argWasReference) {
return;
}
} else {
passingVarArgsArray = true;
}
}
}
}
if (callCount > 0 && mNotFormatStrings.containsKey(name)) {
checkNotFormattedHandle(context, call, name, mNotFormatStrings.get(name));
return;
}
List<Pair<Handle, String>> list = mFormatStrings != null ? mFormatStrings.get(name) : null;
if (list == null) {
LintClient client = context.getClient();
if (client.supportsProjectResources() && !context.getScope().contains(Scope.RESOURCE_FILE)) {
AbstractResourceRepository resources = client.getProjectResources(context.getMainProject(), true);
List<ResourceItem> items;
if (resources != null) {
items = resources.getResourceItem(ResourceType.STRING, name);
} else {
// Must be a non-Android module
items = null;
}
if (items != null) {
for (final ResourceItem item : items) {
ResourceValue v = item.getResourceValue(false);
if (v != null) {
String value = v.getRawXmlValue();
if (value != null) {
// Make sure it's really a formatting string,
// not for example "Battery remaining: 90%"
boolean isFormattingString = value.indexOf('%') != -1;
for (int j = 0, m = value.length(); j < m && isFormattingString; j++) {
char c = value.charAt(j);
if (c == '\\') {
j++;
} else if (c == '%') {
Matcher matcher = FORMAT.matcher(value);
if (!matcher.find(j)) {
isFormattingString = false;
} else {
String conversion = matcher.group(6);
int conversionClass = getConversionClass(conversion.charAt(0));
if (conversionClass == CONVERSION_CLASS_UNKNOWN || matcher.group(5) != null) {
// Some date format etc - don't process
return;
}
}
// Don't process second % in a %%
j++;
}
// If the user marked the string with
}
Handle handle = client.createResourceItemHandle(item);
if (isFormattingString) {
if (list == null) {
list = Lists.newArrayList();
if (mFormatStrings == null) {
mFormatStrings = Maps.newHashMap();
}
mFormatStrings.put(name, list);
}
list.add(Pair.of(handle, value));
} else if (callCount > 0) {
checkNotFormattedHandle(context, call, name, handle);
}
}
}
}
}
} else {
return;
}
}
if (list != null) {
Set<String> reported = null;
for (Pair<Handle, String> pair : list) {
String s = pair.getSecond();
if (reported != null && reported.contains(s)) {
continue;
}
int count = getFormatArgumentCount(s, null);
Handle handle = pair.getFirst();
if (count != callCount) {
Location location = context.getUastLocation(call);
Location secondary = handle.resolve();
secondary.setMessage(String.format("This definition requires %1$d arguments", count));
location.setSecondary(secondary);
String message = String.format("Wrong argument count, format string `%1$s` requires `%2$d` but format " + "call supplies `%3$d`", name, count, callCount);
context.report(ARG_TYPES, call, location, message);
if (reported == null) {
reported = Sets.newHashSet();
}
reported.add(s);
} else {
if (passingVarArgsArray) {
// flag parameters on the Object[] instead of the wrapped parameters
return;
}
for (int i = 1; i <= count; i++) {
int argumentIndex = i + argIndex;
PsiType type = args.get(argumentIndex).getExpressionType();
if (type != null) {
boolean valid = true;
String formatType = getFormatArgumentType(s, i);
if (formatType == null) {
continue;
}
char last = formatType.charAt(formatType.length() - 1);
if (formatType.length() >= 2 && Character.toLowerCase(formatType.charAt(formatType.length() - 2)) == 't') {
// TODO
continue;
}
switch(last) {
// unusual and probably not intended.
case 'b':
case 'B':
valid = isBooleanType(type);
break;
// Numeric: integer and floats in various formats
case 'x':
case 'X':
case 'd':
case 'o':
case 'e':
case 'E':
case 'f':
case 'g':
case 'G':
case 'a':
case 'A':
valid = isNumericType(type, true);
break;
case 'c':
case 'C':
// Unicode character
valid = isCharacterType(type);
break;
case 'h':
// Hex print of hash code of objects
case 'H':
case 's':
case 'S':
// String. Can pass anything, but warn about
// numbers since you may have meant more
// specific formatting. Use special issue
// explanation for this?
valid = !isBooleanType(type) && !isNumericType(type, false);
break;
}
if (!valid) {
Location location = context.getUastLocation(args.get(argumentIndex));
Location secondary = handle.resolve();
secondary.setMessage("Conflicting argument declaration here");
location.setSecondary(secondary);
String suggestion = null;
if (isBooleanType(type)) {
suggestion = "`b`";
} else if (isCharacterType(type)) {
suggestion = "'c'";
} else if (PsiType.INT.equals(type) || PsiType.LONG.equals(type) || PsiType.BYTE.equals(type) || PsiType.SHORT.equals(type)) {
suggestion = "`d`, 'o' or `x`";
} else if (PsiType.FLOAT.equals(type) || PsiType.DOUBLE.equals(type)) {
suggestion = "`e`, 'f', 'g' or `a`";
} else if (type instanceof PsiClassType) {
String fqn = type.getCanonicalText();
if (TYPE_INTEGER_WRAPPER.equals(fqn) || TYPE_LONG_WRAPPER.equals(fqn) || TYPE_BYTE_WRAPPER.equals(fqn) || TYPE_SHORT_WRAPPER.equals(fqn)) {
suggestion = "`d`, 'o' or `x`";
} else if (TYPE_FLOAT_WRAPPER.equals(fqn) || TYPE_DOUBLE_WRAPPER.equals(fqn)) {
suggestion = "`d`, 'o' or `x`";
} else if (TYPE_OBJECT.equals(fqn)) {
suggestion = "'s' or 'h'";
}
}
if (suggestion != null) {
suggestion = " (Did you mean formatting character " + suggestion + "?)";
} else {
suggestion = "";
}
String canonicalText = type.getCanonicalText();
canonicalText = canonicalText.substring(canonicalText.lastIndexOf('.') + 1);
String message = String.format("Wrong argument type for formatting argument '#%1$d' " + "in `%2$s`: conversion is '`%3$s`', received `%4$s` " + "(argument #%5$d in method call)%6$s", i, name, formatType, canonicalText, argumentIndex + 1, suggestion);
context.report(ARG_TYPES, call, location, message);
if (reported == null) {
reported = Sets.newHashSet();
}
reported.add(s);
}
}
}
}
}
}
}
use of com.intellij.psi.PsiParameterList in project qi4j-sdk by Qi4j.
the class AbstractInjectionAnnotationDeclarationOnFieldAndConstructorInspection method checkMethod.
@Override
public final ProblemDescriptor[] checkMethod(@NotNull PsiMethod method, @NotNull InspectionManager manager, boolean isOnTheFly) {
PsiParameterList parameterList = method.getParameterList();
PsiParameter[] parameters = parameterList.getParameters();
if (method.isConstructor()) {
List<ProblemDescriptor> problems = new LinkedList<ProblemDescriptor>();
for (PsiParameter parameter : parameters) {
PsiAnnotation annotation = getAnnotationToCheck(parameter);
if (annotation != null) {
ProblemDescriptor[] descriptors = verifyAnnotationDeclaredCorrectly(parameter, annotation, manager);
if (descriptors != null) {
problems.addAll(asList(descriptors));
}
}
}
return problems.toArray(new ProblemDescriptor[problems.size()]);
} else {
List<ProblemDescriptor> problems = new LinkedList<ProblemDescriptor>();
for (PsiParameter parameter : parameters) {
PsiAnnotation annotationToCheck = getAnnotationToCheck(parameter);
if (annotationToCheck != null) {
String message = getInjectionAnnotationValidDeclarationMessage();
AbstractFix removeAnnotationFix = createRemoveAnnotationFix(annotationToCheck);
ProblemDescriptor problemDescriptor = manager.createProblemDescriptor(annotationToCheck, message, removeAnnotationFix, GENERIC_ERROR_OR_WARNING);
problems.add(problemDescriptor);
}
}
return problems.toArray(new ProblemDescriptor[problems.size()]);
}
}
use of com.intellij.psi.PsiParameterList in project kotlin by JetBrains.
the class DateFormatDetector method specifiesLocale.
private static boolean specifiesLocale(@NonNull PsiMethod method) {
PsiParameterList parameterList = method.getParameterList();
PsiParameter[] parameters = parameterList.getParameters();
for (PsiParameter parameter : parameters) {
PsiType type = parameter.getType();
if (type.getCanonicalText().equals(LOCALE_CLS)) {
return true;
}
}
return false;
}
use of com.intellij.psi.PsiParameterList in project kotlin by JetBrains.
the class ViewConstructorDetector method isXmlConstructor.
// ---- Implements JavaScanner ----
private static boolean isXmlConstructor(@NonNull JavaEvaluator evaluator, @NonNull PsiMethod method) {
// Accept
// android.content.Context
// android.content.Context,android.util.AttributeSet
// android.content.Context,android.util.AttributeSet,int
PsiParameterList parameterList = method.getParameterList();
int argumentCount = parameterList.getParametersCount();
if (argumentCount == 0 || argumentCount > 3) {
return false;
}
PsiParameter[] parameters = parameterList.getParameters();
if (!evaluator.typeMatches(parameters[0].getType(), CLASS_CONTEXT)) {
return false;
}
if (argumentCount == 1) {
return true;
}
if (!evaluator.typeMatches(parameters[1].getType(), CLASS_ATTRIBUTE_SET)) {
return false;
}
//noinspection SimplifiableIfStatement
if (argumentCount == 2) {
return true;
}
return PsiType.INT.equals(parameters[2].getType());
}
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