Function validate_path_patterns

graphlite/src/ast/validator.rs:939–977

Validate path patterns (alternating nodes and edges)

(
    query: &Query,
    _ctx: &mut ValidationContext,
    errors: &mut Vec<ValidationError>,
)

/// Validate path patterns (alternating nodes and edges)
fn validate_path_patterns(
    query: &Query,
    _ctx: &mut ValidationContext,
    errors: &mut Vec<ValidationError>,
) {
    match query {
        Query::Basic(basic_query) => {
            validate_basic_query_path_patterns(basic_query, _ctx, errors);
        }
        Query::SetOperation(set_op) => {
            validate_path_patterns(&set_op.left, _ctx, errors);
            validate_path_patterns(&set_op.right, _ctx, errors);
        }
        Query::Limited { query, .. } => {
            validate_path_patterns(query, _ctx, errors);
        }
        Query::WithQuery(_) => {
            // TODO: Implement WithQuery validation
        }
        Query::Let(_) => {
            // TODO: Implement LET validation
        }
        Query::For(_) => {
            // TODO: Implement FOR validation
        }
        Query::Filter(_) => {
            // TODO: Implement FILTER validation
        }
        Query::Return(_) => {
            // TODO: Implement RETURN validation
        }
        Query::Unwind(_) => {
            // TODO: Implement UNWIND validation
        }
        Query::MutationPipeline(_) => {
            // TODO: Validate mutation pipeline path patterns
        }
    }
}

fn validate_basic_query_path_patterns(
    query: &BasicQuery,