bindings/python/src/error.rs

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
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// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

use pyo3::exceptions::PyException;
use pyo3::prelude::*;

/// Fluss errors
#[pyclass(extends=PyException)]
#[derive(Debug, Clone)]
pub struct FlussError {
    #[pyo3(get)]
    pub message: String,
}

#[pymethods]
impl FlussError {
    #[new]
    fn new(message: String) -> Self {
        Self { message }
    }

    fn __str__(&self) -> String {
        format!("FlussError: {}", self.message)
    }
}

impl FlussError {
    pub fn new_err(message: impl ToString) -> PyErr {
        PyErr::new::<FlussError, _>(message.to_string())
    }
}