icydb-core 0.94.0

IcyDB — A schema-first typed query engine and persistence runtime for Internet Computer canisters
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34

//! Module: visitor::validate
//! Responsibility: validation visitor implementation over visitable trees.
//! Does not own: top-level validation entrypoints or issue aggregation policy.
//! Boundary: read-only visitor used by the crate-level validate surface.

use crate::{
    traits::Visitable,
    visitor::{Visitor, VisitorContext},
};

///
/// ValidateVisitor
///
/// Walks a tree and applies validation at each node.
///

#[derive(Debug, Default)]
pub(crate) struct ValidateVisitor;

impl ValidateVisitor {
    #[must_use]
    pub(crate) const fn new() -> Self {
        Self
    }
}

impl Visitor for ValidateVisitor {
    fn enter(&mut self, node: &dyn Visitable, ctx: &mut dyn VisitorContext) {
        node.validate_self(ctx);
        node.validate_custom(ctx);
    }

    fn exit(&mut self, _: &dyn Visitable, _: &mut dyn VisitorContext) {}
}