Examples with RegExpPattern org.intellij.lang.regexp.psi.RegExpPattern used on opensource projects

Example 1 with RegExpPattern

use of org.intellij.lang.regexp.psi.RegExpPattern in project intellij-community by JetBrains.

the class RegExpFactory method createBranchFromText.

@NotNull
public static RegExpBranch createBranchFromText(@NotNull CharSequence text, @NotNull PsiElement context) {
    final RegExpPattern pattern = createPatternFromText(text, context);
    final RegExpBranch branch = PsiTreeUtil.getChildOfType(pattern, RegExpBranch.class);
    assert branch != null;
    return branch;
}

Example 2 with RegExpPattern

use of org.intellij.lang.regexp.psi.RegExpPattern in project intellij-community by JetBrains.

the class RegExpUtil method getEnumValues.

@Nullable
public static Set<String> getEnumValues(Project project, @NotNull String regExp) {
    final PsiFileFactory factory = PsiFileFactory.getInstance(project);
    final PsiFile file = factory.createFileFromText("dummy.regexp", RegExpFileType.INSTANCE, regExp);
    final RegExpPattern pattern = (RegExpPattern) file.getFirstChild();
    if (pattern == null) {
        return null;
    }
    final RegExpBranch[] branches = pattern.getBranches();
    final Set<String> values = new HashSet<>();
    for (RegExpBranch branch : branches) {
        if (analyzeBranch(branch)) {
            values.add(branch.getUnescapedText());
        }
    }
    return values;
}

Example 3 with RegExpPattern

use of org.intellij.lang.regexp.psi.RegExpPattern in project intellij-community by JetBrains.

the class RegExpFactory method createPatternFromText.

@NotNull
public static RegExpPattern createPatternFromText(@NotNull CharSequence text, @NotNull PsiElement context) {
    final PsiFileFactory factory = PsiFileFactory.getInstance(context.getProject());
    final PsiFile file = factory.createFileFromText("dummy.regexp", RegExpFileType.INSTANCE, text);
    final RegExpPattern pattern = PsiTreeUtil.getChildOfType(file, RegExpPattern.class);
    assert pattern != null;
    return pattern;
}

Example 4 with RegExpPattern

use of org.intellij.lang.regexp.psi.RegExpPattern in project intellij-community by JetBrains.

the class GroupSurrounder method surroundElements.

@Nullable
public TextRange surroundElements(@NotNull Project project, @NotNull Editor editor, @NotNull PsiElement[] elements) throws IncorrectOperationException {
    assert elements.length == 1 || PsiTreeUtil.findCommonParent(elements) == elements[0].getParent();
    final PsiElement e = elements[0];
    final ASTNode node = e.getNode();
    assert node != null;
    final ASTNode parent = node.getTreeParent();
    final StringBuilder s = new StringBuilder();
    for (int i = 0; i < elements.length; i++) {
        final PsiElement element = elements[i];
        if (element instanceof RegExpElementImpl) {
            s.append(((RegExpElementImpl) element).getUnescapedText());
        } else {
            s.append(element.getText());
        }
        if (i > 0) {
            final ASTNode child = element.getNode();
            assert child != null;
            parent.removeChild(child);
        }
    }
    final PsiFileFactory factory = PsiFileFactory.getInstance(project);
    final PsiFile f = factory.createFileFromText("dummy.regexp", RegExpFileType.INSTANCE, makeReplacement(s));
    final RegExpPattern pattern = PsiTreeUtil.getChildOfType(f, RegExpPattern.class);
    assert pattern != null;
    final RegExpAtom element = pattern.getBranches()[0].getAtoms()[0];
    if (isInsideStringLiteral(e)) {
        final Document doc = editor.getDocument();
        PsiDocumentManager.getInstance(project).doPostponedOperationsAndUnblockDocument(doc);
        final TextRange tr = e.getTextRange();
        doc.replaceString(tr.getStartOffset(), tr.getEndOffset(), StringUtil.escapeStringCharacters(element.getText()));
        return TextRange.from(e.getTextRange().getEndOffset(), 0);
    } else {
        final PsiElement n = e.replace(element);
        return TextRange.from(n.getTextRange().getEndOffset(), 0);
    }
}

Example 5 with RegExpPattern

use of org.intellij.lang.regexp.psi.RegExpPattern in project intellij-community by JetBrains.

the class SimplifyQuantifierAction method invoke.

public void invoke(@NotNull Project project, Editor editor, PsiFile file) throws IncorrectOperationException {
    if (myReplacement == null) {
        myQuantifier.delete();
    } else {
        final PsiFileFactory factory = PsiFileFactory.getInstance(project);
        final ASTNode modifier = myQuantifier.getModifier();
        final PsiFile f = factory.createFileFromText("dummy.regexp", RegExpFileType.INSTANCE, "a" + myReplacement + (modifier != null ? modifier.getText() : ""));
        final RegExpPattern pattern = PsiTreeUtil.getChildOfType(f, RegExpPattern.class);
        assert pattern != null;
        final RegExpClosure closure = (RegExpClosure) pattern.getBranches()[0].getAtoms()[0];
        myQuantifier.replace(closure.getQuantifier());
    }
}