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raw string literals: ensure valid psi structure after split

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Anna.Kozlova
2018-11-20 11:59:21 +01:00
parent c6a155c3ee
commit ab9ea3f2e5
1 changed files with 20 additions and 4 deletions
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java/java-impl/src/com/intellij/codeInsight/intention/impl/SplitRawStringIntentionAction.java
+20 -4
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@@ -6,7 +6,9 @@ import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.psi.*;
import com.intellij.util.ArrayUtil;
import com.intellij.util.IncorrectOperationException;
import com.siyeh.ig.psiutils.ExpressionUtils;
import org.jetbrains.annotations.NotNull;
public class SplitRawStringIntentionAction extends PsiElementBaseIntentionAction {
@@ -66,10 +68,24 @@ public class SplitRawStringIntentionAction extends PsiElementBaseIntentionAction
int offset = editor.getCaretModel().getOffset();
int splitIdx = offset - token.getTextOffset();
final PsiElementFactory factory = JavaPsiFacade.getElementFactory(project);
PsiBinaryExpression concatenation =
(PsiBinaryExpression)token.getParent().replace(factory.createExpressionFromText(text.substring(0, splitIdx) + breakSequence + " + " +
breakSequence + text.substring(splitIdx), element));
editor.getCaretModel().moveToOffset(concatenation.getOperationSign().getTextOffset());
PsiBinaryExpression replacement = (PsiBinaryExpression)factory
.createExpressionFromText(text.substring(0, splitIdx) + breakSequence + " + " + breakSequence + text.substring(splitIdx), element);
PsiPolyadicExpression replacedExpression = (PsiPolyadicExpression)ExpressionUtils.replacePolyadicWithParent((PsiExpression)token.getParent(), replacement);
if (replacedExpression != null) {
PsiElement leftOperand = replacedExpression.findElementAt(splitIdx);
PsiExpression[] operands = replacedExpression.getOperands();
int idx = ArrayUtil.find(operands, leftOperand);
if (idx < operands.length - 1) {
PsiJavaToken tokenBeforeOperand = replacedExpression.getTokenBeforeOperand(operands[idx + 1]);
if (tokenBeforeOperand != null) {
editor.getCaretModel().moveToOffset(tokenBeforeOperand.getTextOffset());
}
}
}
else {
PsiBinaryExpression replaced = (PsiBinaryExpression)token.getParent().replace(replacement);
editor.getCaretModel().moveToOffset(replaced.getOperationSign().getTextOffset());
}
}
@NotNull