void (@NotNull Editor editor, @Nullable Caret caret, DataContext dataContext) { Project project = CommonDataKeys.PROJECT.getData(dataContext); if (project == null) { return; } PsiFile psiFile = CommonDataKeys.PSI_FILE.getData(dataContext); if (psiFile == null) { return; } process(psiFile, editor, project, editor.getCaretModel().getOffset()); }