public boolean satisfiedBy(PsiElement element) {
if (element instanceof GrMethodCallExpression) {
final GrMethodCallExpression expression = (GrMethodCallExpression) element;
// final PsiElement parent = expression.getParent();
// if (parent instanceof GrAssignmentExpression) return false;
// if (parent instanceof GrArgumentList) return false;
// if (parent instanceof GrReturnStatement) return false;
// if (!(parent instanceof GrCodeBlock || parent instanceof GrIfStatement|| parent
// instanceof GrCaseSection)) return false;
final GrExpression invokedExpression = expression.getInvokedExpression();
if (invokedExpression instanceof GrReferenceExpression) {
GrReferenceExpression referenceExpression = (GrReferenceExpression) invokedExpression;
if ("each".equals(referenceExpression.getReferenceName())) {
final GrArgumentList argumentList = expression.getArgumentList();
if (argumentList != null) {
if (PsiImplUtil.hasExpressionArguments(argumentList)) return false;
if (PsiImplUtil.hasNamedArguments(argumentList)) return false;
}
final GrClosableBlock[] closureArguments = expression.getClosureArguments();
if (closureArguments.length != 1) return false;
final GrParameter[] parameters = closureArguments[0].getParameterList().getParameters();
if (parameters.length > 1) return false;
return true;
}
}
}
return false;
}
@Override
protected void processIntention(@NotNull PsiElement element, Project project, Editor editor)
throws IncorrectOperationException {
final GrMethodCallExpression expression = (GrMethodCallExpression) element;
final GrClosableBlock block = expression.getClosureArguments()[0];
final GrParameterList parameterList = block.getParameterList();
final GrParameter[] parameters = parameterList.getParameters();
String var;
if (parameters.length == 1) {
var = parameters[0].getText();
var = StringUtil.replace(var, GrModifier.DEF, "");
} else {
var = "it";
}
final GrExpression invokedExpression = expression.getInvokedExpression();
GrExpression qualifier = ((GrReferenceExpression) invokedExpression).getQualifierExpression();
final GroovyPsiElementFactory elementFactory =
GroovyPsiElementFactory.getInstance(element.getProject());
if (qualifier == null) {
qualifier = elementFactory.createExpressionFromText("this");
}
StringBuilder builder = new StringBuilder();
builder.append("for (").append(var).append(" in ").append(qualifier.getText()).append(") {\n");
String text = block.getText();
final PsiElement blockArrow = block.getArrow();
int index;
if (blockArrow != null) {
index = blockArrow.getStartOffsetInParent() + blockArrow.getTextLength();
} else {
index = 1;
}
while (index < text.length() && Character.isWhitespace(text.charAt(index))) index++;
text = text.substring(index, text.length() - 1);
builder.append(text);
builder.append("}");
final GrStatement statement = elementFactory.createStatementFromText(builder.toString());
GrForStatement forStatement = (GrForStatement) expression.replaceWithStatement(statement);
final GrForClause clause = forStatement.getClause();
GrVariable variable = clause.getDeclaredVariable();
forStatement = updateReturnStatements(forStatement);
if (variable == null) return;
if (ApplicationManager.getApplication().isUnitTestMode()) return;
final PsiDocumentManager documentManager = PsiDocumentManager.getInstance(project);
final Document doc = documentManager.getDocument(element.getContainingFile());
if (doc == null) return;
documentManager.doPostponedOperationsAndUnblockDocument(doc);
editor.getCaretModel().moveToOffset(variable.getTextOffset());
new VariableInplaceRenamer(variable, editor).performInplaceRename();
}
public void visitMethodCallExpression(GrMethodCallExpression methodCall) {
final GrExpression invokedExpression = methodCall.getInvokedExpression();
if (myExpression.equals(invokedExpression)) {
myResult =
new TypeConstraint[] {
SubtypeConstraint.create(GroovyCommonClassNames.GROOVY_LANG_CLOSURE, methodCall)
};
return;
}
final GrClosableBlock[] closureArgs = methodCall.getClosureArguments();
//noinspection SuspiciousMethodCalls
final int closureIndex = Arrays.asList(closureArgs).indexOf(myExpression);
if (closureIndex >= 0) {
List<TypeConstraint> constraints = new ArrayList<TypeConstraint>();
for (GroovyResolveResult variant : ResolveUtil.getCallVariants(myExpression)) {
final GrArgumentList argumentList = methodCall.getArgumentList();
final GrNamedArgument[] namedArgs =
argumentList == null ? GrNamedArgument.EMPTY_ARRAY : argumentList.getNamedArguments();
final GrExpression[] expressionArgs =
argumentList == null
? GrExpression.EMPTY_ARRAY
: argumentList.getExpressionArguments();
try {
final Map<GrExpression, Pair<PsiParameter, PsiType>> map =
GrClosureSignatureUtil.mapArgumentsToParameters(
variant, methodCall, true, true, namedArgs, expressionArgs, closureArgs);
addConstraintsFromMap(constraints, map);
} catch (RuntimeException e) {
LOG.error(
"call: " + methodCall.getText() + "\nsymbol: " + variant.getElement().getText(), e);
}
}
if (!constraints.isEmpty()) {
myResult = constraints.toArray(new TypeConstraint[constraints.size()]);
}
}
}