boolean (@Nullable PsiExpression expression, @NonNls @NotNull String typeName) { if (expression == null) { return false; } if (typeName.equals(CommonClassNames.JAVA_LANG_STRING)) { if (expression instanceof PsiUnaryExpression || expression instanceof PsiInstanceOfExpression || expression instanceof PsiFunctionalExpression) { return false; } if (expression instanceof PsiPolyadicExpression poly) { IElementType tokenType = poly.getOperationTokenType(); if (!tokenType.equals(JavaTokenType.PLUS)) return false; } } final PsiType type = expression.getType(); return TypeUtils.typeEquals(typeName, type); }