icydb-model 0.299.0

//! Module: base::normalizer::intl::phone
//!
//! Responsibility: base normalizer definitions.
//! Does not own: validation policy, persistence, or schema mutation semantics.
//! Boundary: mutates schema field values through facade normalizer traits.

use crate::{prelude::*, visitor::Normalizer};

///
/// E164PhoneNumber
/// Parses and re-formats input into canonical E.164 string
///

#[normalizer]
pub struct E164PhoneNumber;

impl Normalizer<String> for E164PhoneNumber {
    fn normalize(&self, value: &mut String) -> Result<(), String> {
        let trimmed = value.trim();

        if trimmed.is_empty() || trimmed.starts_with('+') {
            *value = trimmed.to_owned();
            return Ok(());
        }

        if trimmed.chars().all(|c| c.is_ascii_digit()) {
            *value = format!("+{trimmed}");
            return Ok(());
        }

        *value = trimmed.to_owned();

        Ok(())
    }
}

///
/// TESTS
///

#[cfg(test)]
mod tests;