icydb 0.184.13

IcyDB — A schema-first typed query engine and persistence runtime for Internet Computer canisters
Documentation 
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//! Module: base::sanitizer::intl::phone
//!
//! Responsibility: base sanitizer definitions.
//! Does not own: validation policy, persistence, or schema mutation semantics.
//! Boundary: mutates schema field values through facade sanitizer traits.

use crate::design::prelude::*;

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

#[sanitizer]
pub struct E164PhoneNumber;

impl Sanitizer<String> for E164PhoneNumber {
    fn sanitize(&self, value: &mut String) -> Result<(), String> {
        // Retain only ASCII digits
        value.retain(|c| c.is_ascii_digit());

        if !value.is_empty() {
            // Prepend '+'
            value.insert(0, '+');
        }

        Ok(())
    }
}