[−][src]Function form_validation::concat_results
pub fn concat_results<Key>(
results: Vec<Result<(), ValidationErrors<Key>>>
) -> Result<(), ValidationErrors<Key>> where
Key: PartialEq + Clone,
Join validation results, concatinating any errors they may
contain. If any of the results are an Err
it will return an
Err
containing all the errors from all the results.
Example
use form_validation::{concat_results, ValidationError, ValidationErrors}; let results = vec![ Ok(()), Err(ValidationErrors::new(vec![ValidationError::new("field1", "TEST_ERROR1")])), Err(ValidationErrors::new(vec![ValidationError::new("field1", "TEST_ERROR2")])), Err(ValidationErrors::new(vec![ValidationError::new("field2", "TEST_ERROR1")])), ]; let result = concat_results(results); let errors = result.unwrap_err(); assert_eq!(3, errors.len()); let field1_errors = errors.get(&"field1").unwrap(); assert_eq!(2, field1_errors.len()); let field2_errors = errors.get(&"field2").unwrap(); assert_eq!(1, field2_errors.len());