//! 数值字面量 —— 对应 Java `freemarker.core.NumberLiteral`
//! (`_eval` :86-98 → evalToNumber)
use crate::error::Result;
use crate::template::TModel;
use crate::value::TNumber;
/// 数值字面量(对应 NumberLiteral.java;解析器经 `ExprKind::Num` 承载)
pub struct NumberLiteral {
pub value: TNumber,
}
impl NumberLiteral {
/// 构造(Java 构造器;Rust 侧由解析器产生)
pub fn new(value: TNumber) -> Self {
NumberLiteral { value }
}
/// 求值(Java `_eval`)
pub(crate) fn eval(&self, _env: &mut crate::core::Environment) -> Result<TModel> {
Ok(TModel::from_number(self.value.clone()))
}
}