icydb-model 0.219.0

IcyDB application-model authoring, validation, and code generation
Documentation 
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//! Module: base::validator::text
//!
//! Responsibility: base validator definitions.
//! Does not own: normalization policy, persistence, or schema mutation semantics.
//! Boundary: reports typed visitor issues for facade schema values.

pub mod case;
pub mod color;

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

///
/// AlphaUscore
/// this doesn't force ASCII; it uses Unicode `is_alphabetic`
/// ASCII is handled by a separate validator
///

#[validator]
pub struct AlphaUscore;

impl Validator<str> for AlphaUscore {
    fn validate(&self, s: &str, ctx: &mut dyn VisitorContext) {
        if !s.chars().all(|c| c.is_alphabetic() || c == '_') {
            ctx.issue("text must be alphabetic or underscore");
        }
    }
}

///
/// AlphanumUscore
///

#[validator]
pub struct AlphanumUscore;

impl Validator<str> for AlphanumUscore {
    fn validate(&self, s: &str, ctx: &mut dyn VisitorContext) {
        if !s.chars().all(|c| c.is_alphanumeric() || c == '_') {
            ctx.issue("text must be alphanumeric or underscore");
        }
    }
}

///
/// Ascii
///

#[validator]
pub struct Ascii;

impl Validator<str> for Ascii {
    fn validate(&self, s: &str, ctx: &mut dyn VisitorContext) {
        if !s.is_ascii() {
            ctx.issue("text must be ASCII");
        }
    }
}