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valico/json_dsl/validators/
allowed_values.rs

1use super::super::errors;
2use serde_json::Value;
3
4pub struct AllowedValues {
5    allowed_values: Vec<Value>,
6}
7
8impl AllowedValues {
9    pub fn new(values: Vec<Value>) -> AllowedValues {
10        AllowedValues {
11            allowed_values: values,
12        }
13    }
14}
15
16impl super::Validator for AllowedValues {
17    fn validate(&self, val: &Value, path: &str) -> super::ValidatorResult {
18        let mut matched = false;
19        for allowed_value in self.allowed_values.iter() {
20            if val == allowed_value {
21                matched = true;
22            }
23        }
24
25        if matched {
26            Ok(())
27        } else {
28            Err(vec![Box::new(errors::WrongValue {
29                path: path.to_string(),
30                detail: Some("Value is not among allowed list".to_string()),
31            })])
32        }
33    }
34}