Examples with PsiWhiteSpace com.intellij.psi.PsiWhiteSpace used on opensource projects

Example 86 with PsiWhiteSpace

use of com.intellij.psi.PsiWhiteSpace in project intellij-plugins by JetBrains.

the class DartTypeHandler method beforeCharTyped.

@Override
public Result beforeCharTyped(final char c, final Project project, final Editor editor, final PsiFile file, final FileType fileType) {
    myAfterTypeOrComponentName = false;
    myAfterDollarInStringInterpolation = false;
    if (fileType != DartFileType.INSTANCE)
        return Result.CONTINUE;
    if (c == '<' && CodeInsightSettings.getInstance().AUTOINSERT_PAIR_BRACKET) {
        TypedHandler.commitDocumentIfCurrentCaretIsNotTheFirstOne(editor, project);
        myAfterTypeOrComponentName = isAfterTypeOrComponentName(file, editor.getCaretModel().getOffset());
        return Result.CONTINUE;
    }
    if (c == '>' && CodeInsightSettings.getInstance().AUTOINSERT_PAIR_BRACKET) {
        if (handleDartGT(editor, DartTokenTypes.LT, DartTokenTypes.GT, INVALID_INSIDE_REFERENCE)) {
            return Result.STOP;
        }
        return Result.CONTINUE;
    }
    if (c == '{') {
        TypedHandler.commitDocumentIfCurrentCaretIsNotTheFirstOne(editor, project);
        final PsiElement element = file.findElementAt(editor.getCaretModel().getOffset() - 1);
        if (CodeInsightSettings.getInstance().AUTOINSERT_PAIR_BRACKET && isAfterDollarInStringInterpolation(element)) {
            myAfterDollarInStringInterpolation = true;
            return Result.CONTINUE;
        }
        PsiElement nextLeaf = element == null ? null : PsiTreeUtil.nextLeaf(element);
        if (nextLeaf instanceof PsiWhiteSpace) {
            nextLeaf = PsiTreeUtil.nextLeaf(nextLeaf);
        }
        if (PsiTreeUtil.getParentOfType(element, DartLazyParseableBlock.class, false) != null || nextLeaf != null && nextLeaf.getText().equals("=>")) {
            // Use case 1: manually wrapping code with {} in 'if', 'while', etc (if (a) <caret>return;). Closing '}' will be auto-inserted on Enter.
            // Use case 2: manual transformation of arrow block to standard (foo()<caret> => 499;)
            EditorModificationUtil.insertStringAtCaret(editor, "{");
            return Result.STOP;
        }
    }
    return Result.CONTINUE;
}

Example 87 with PsiWhiteSpace

use of com.intellij.psi.PsiWhiteSpace in project intellij-plugins by JetBrains.

the class DartEnterInDocLineCommentHandler method preprocessEnter.

// EnterInLineCommentHandler doesn't work well enough for Dart doc comments
@Override
public Result preprocessEnter(@NotNull final PsiFile file, @NotNull final Editor editor, @NotNull final Ref<Integer> caretOffsetRef, @NotNull final Ref<Integer> caretAdvance, @NotNull final DataContext dataContext, final EditorActionHandler originalHandler) {
    if (file.getLanguage() != DartLanguage.INSTANCE && !HtmlUtil.isHtmlFile(file))
        return Result.Continue;
    final int caretOffset = caretOffsetRef.get().intValue();
    final Document document = editor.getDocument();
    PsiDocumentManager.getInstance(file.getProject()).commitDocument(editor.getDocument());
    final PsiElement psiAtOffset = file.findElementAt(caretOffset);
    final PsiElement probablyDocComment = psiAtOffset instanceof PsiWhiteSpace && psiAtOffset.getText().startsWith("\n") ? psiAtOffset.getPrevSibling() : psiAtOffset == null && caretOffset > 0 && caretOffset == document.getTextLength() ? file.findElementAt(caretOffset - 1) : psiAtOffset;
    if (probablyDocComment != null && probablyDocComment.getTextRange().getStartOffset() < caretOffset && probablyDocComment.getNode().getElementType() == DartTokenTypesSets.SINGLE_LINE_DOC_COMMENT) {
        final CharSequence text = document.getCharsSequence();
        final int offset = CharArrayUtil.shiftForward(text, caretOffset, " \t");
        if (StringUtil.startsWith(text, offset, DartDocUtil.SINGLE_LINE_DOC_COMMENT)) {
            caretOffsetRef.set(offset);
        } else {
            final String docText = StringUtil.trimStart(probablyDocComment.getText(), DartDocUtil.SINGLE_LINE_DOC_COMMENT);
            final int spacesBeforeText = StringUtil.isEmptyOrSpaces(docText) ? 1 : StringUtil.countChars(docText, ' ', 0, true);
            final int spacesToAdd = Math.max(0, spacesBeforeText - StringUtil.countChars(text, ' ', caretOffset, true));
            document.insertString(caretOffset, DartDocUtil.SINGLE_LINE_DOC_COMMENT + StringUtil.repeatSymbol(' ', spacesToAdd));
            caretAdvance.set(spacesBeforeText);
        }
        return Result.Default;
    }
    return Result.Continue;
}

Example 88 with PsiWhiteSpace

use of com.intellij.psi.PsiWhiteSpace in project intellij-plugins by JetBrains.

the class DartDocUtil method getMultilineDocCommentText.

@NotNull
private static String getMultilineDocCommentText(@NotNull final DartDocComment docComment) {
    final StringBuilder buf = new StringBuilder();
    boolean afterAsterisk = false;
    for (PsiElement child = docComment.getFirstChild(); child != null; child = child.getNextSibling()) {
        final IElementType elementType = child.getNode().getElementType();
        final String text = child.getText();
        if (elementType != DartTokenTypesSets.MULTI_LINE_DOC_COMMENT_START && elementType != DartTokenTypesSets.DOC_COMMENT_LEADING_ASTERISK && elementType != DartTokenTypesSets.MULTI_LINE_COMMENT_END) {
            int newLinesCount;
            if (child instanceof PsiWhiteSpace && (newLinesCount = StringUtil.countNewLines(text)) > 0) {
                buf.append(StringUtil.repeatSymbol('\n', newLinesCount));
            } else {
                if (afterAsterisk && text.startsWith(" ")) {
                    buf.append(text.substring(1));
                } else {
                    buf.append(text);
                }
            }
        }
        afterAsterisk = elementType == DartTokenTypesSets.DOC_COMMENT_LEADING_ASTERISK;
    }
    return buf.toString();
}

Example 89 with PsiWhiteSpace

use of com.intellij.psi.PsiWhiteSpace in project intellij-plugins by JetBrains.

the class DartRefactoringUtil method findExpressionInRange.

@Nullable
public static DartExpression findExpressionInRange(PsiFile file, int startOffset, int endOffset) {
    PsiElement element1 = file.findElementAt(startOffset);
    PsiElement element2 = file.findElementAt(endOffset - 1);
    if (element1 instanceof PsiWhiteSpace) {
        startOffset = element1.getTextRange().getEndOffset();
    }
    if (element2 instanceof PsiWhiteSpace) {
        endOffset = element2.getTextRange().getStartOffset();
    }
    DartExpression expression = PsiTreeUtil.findElementOfClassAtRange(file, startOffset, endOffset, DartExpression.class);
    if (expression == null || expression.getTextRange().getEndOffset() != endOffset)
        return null;
    if (expression instanceof DartReference && expression.getParent() instanceof DartCallExpression)
        return null;
    return expression;
}

Example 90 with PsiWhiteSpace

use of com.intellij.psi.PsiWhiteSpace in project intellij-plugins by JetBrains.

the class HbErrorFilter method hasWhitespacesInHtmlBetweenErrorAndOpenTokens.

private static boolean hasWhitespacesInHtmlBetweenErrorAndOpenTokens(int offset, TemplateLanguageFileViewProvider viewProvider) {
    PsiElement at = viewProvider.findElementAt(offset, viewProvider.getTemplateDataLanguage());
    if (!(at instanceof PsiWhiteSpace))
        return false;
    PsiElement elementAt = viewProvider.findElementAt(at.getTextRange().getEndOffset() + 1, viewProvider.getBaseLanguage());
    if (elementAt != null && START_TEMPLATE_TOKENS.contains(elementAt.getNode().getElementType()))
        return true;
    return false;
}