Function validate_literal

graphlite/src/ast/validator.rs:2020–2051

Validate literals

(literal: &Literal, errors: &mut Vec<ValidationError>)

/// Validate literals
fn validate_literal(literal: &Literal, errors: &mut Vec<ValidationError>) {
    match literal {
        Literal::String(s) => {
            if s.is_empty() {
                errors.push(ValidationError {
                    message: "String literal cannot be empty".to_string(),
                    location: None,
                    error_type: ValidationErrorType::Syntax,
                });
            }
        }
        Literal::Vector(v) => {
            if v.is_empty() {
                errors.push(ValidationError {
                    message: "Vector literal cannot be empty".to_string(),
                    location: None,
                    error_type: ValidationErrorType::Syntax,
                });
            }
        }
        Literal::DateTime(dt) => {
            validate_datetime_format(dt, errors);
        }
        Literal::Duration(dur) => {
            validate_duration_format(dur, errors);
        }
        Literal::TimeWindow(tw) => {
            validate_timewindow_format(tw, errors);
        }
        _ => {} // Other literals are fine
    }
}

/// Validate datetime format
fn validate_datetime_format(dt: &str, errors: &mut Vec<ValidationError>) {