common_function/scalars/expression/
ctx.rs

1// Copyright 2023 Greptime Team
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use common_query::error::Error;
16use common_time::timezone::get_timezone;
17use common_time::Timezone;
18
19pub struct EvalContext {
20    pub timezone: Timezone,
21    pub error: Option<Error>,
22}
23
24impl Default for EvalContext {
25    fn default() -> Self {
26        Self {
27            error: None,
28            timezone: get_timezone(None).clone(),
29        }
30    }
31}
32
33impl EvalContext {
34    pub fn set_error(&mut self, e: Error) {
35        if self.error.is_none() {
36            self.error = Some(e);
37        }
38    }
39}