serde_valid_derive 2.0.2

JSON Schema based validation tool using serde.
Documentation 
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pub mod generic;
mod meta;

use crate::{attribute::Validator, warning::WithWarnings};

use self::meta::extract_struct_validator;

pub fn collect_struct_custom_from_named_struct(
    attributes: &[syn::Attribute],
) -> Result<WithWarnings<Vec<Validator>>, crate::Errors> {
    let mut errors = vec![];

    let validations = attributes
        .iter()
        .filter_map(|attribute| {
            if attribute.path().is_ident("validate") {
                match extract_struct_validator(attribute) {
                    Ok(validator) => Some(validator),
                    Err(validator_error) => {
                        errors.extend(validator_error);
                        None
                    }
                }
            } else {
                None
            }
        })
        .collect::<Vec<_>>();

    if errors.is_empty() {
        Ok(WithWarnings::from_iter(validations))
    } else {
        Err(errors)
    }
}