/// Builtin function names used throughout the AST.
///
/// This module contains string constants for all builtin functions available in the mq language,
/// including constructors, accessors, operators, and utility functions.
pub mod builtins {
    pub const ARRAY: &str = "array";
    // ...
}

/// Reserved identifiers and special symbols used in the language.
///
/// This module contains string constants for reserved keywords and special symbols
/// that have semantic meaning in the mq language, such as `self` and pattern matching wildcards.
pub mod identifiers {
    pub const SELF: &str = "self";
    // ...
}