Function validate_node

graphlite/src/ast/validator.rs:2483–2508

Validate node

(node: &Node, ctx: &mut ValidationContext, errors: &mut Vec<ValidationError>)

/// Validate node
fn validate_node(node: &Node, ctx: &mut ValidationContext, errors: &mut Vec<ValidationError>) {
    // Declare variable if node has an identifier
    if let Some(ref identifier) = node.identifier {
        ctx.declared_variables.insert(identifier.clone());
        ctx.variable_types
            .insert(identifier.clone(), GqlType::String { max_length: None }); // Node as generic type
    }

    // Validate labels
    for label in &node.labels {
        if label.is_empty() {
            errors.push(ValidationError {
                message: "Node label cannot be empty".to_string(),
                location: Some(node.location.clone()),
                error_type: ValidationErrorType::Syntax,
            });
        }
    }

    // Validate properties if present
    if let Some(properties) = &node.properties {
        for property in &properties.properties {
            validate_expression(&property.value, ctx, errors);
        }
    }
}

/// Validate edge
fn validate_edge(edge: &Edge, ctx: &mut ValidationContext, errors: &mut Vec<ValidationError>) {