VastNova

轻量级、易嵌入的脚本语言

Lightweight, embeddable scripting language

极简语法，动态类型，数学运算，条件判断，交互输入，单头文件嵌入，专为快速集成和交互式使用而设计。

Minimal syntax, dynamic typing, arithmetic, conditionals, interactive input, header-only — designed for quick integration and interactive use.

快速开始 Quick Start GitHub GitHub

特性

Features

✨

极简语法

Minimal Syntax

仅包含 out, var, const, in, if 等关键字，易于学习。

Only out, var, const, in, if keywords, easy to learn.

🔢

动态类型

Dynamic Typing

自动区分数字和字符串，无需类型声明。

Automatically distinguishes numbers and strings.

➕

数学运算

Arithmetic

支持 + - * / 及运算符优先级。

Supports + - * / with operator precedence.

⚖️

条件判断

Conditionals

支持 > < == != && ||，字符串可比较。

Supports > < == != && ||, with string comparison.

⌨️

交互输入

Interactive Input

通过 input 或 in 获取用户输入。

Get user input via input or in commands.

📦

单头文件

Header-only

仅依赖 C++ 标准库，极易嵌入任何 C++ 项目。

Depends only on C++ standard library, easy to embed.

快速开始

Quick Start

// Hello World 示例
out "Hello, VastNova!"
var name = input "What's your name? "
out "Nice to meet you, " name

将 vastnova.h 复制到项目，然后：

Copy vastnova.h into your project, then:

#include "vastnova.h"
#include <iostream>

int main() {
    vast(R"(
        out "Hello, VastNova!"
        var name = input "What's your name? "
        out "Nice to meet you, " name
    )");
    return 0;
}

编译：g++ -std=c++11 main.cpp -o vastnova

Compile: g++ -std=c++11 main.cpp -o vastnova

语法速览

Syntax Overview

out

out "Hello"
out 123
out a
out "value =" a

var / const

var a
var b = 10
const PI = 3.14

input / in

x = input "Enter: "
in x

if

if a > b {
    out "a > b"
}
if a == "admin" && b != 0 {
    // ...
}

更新日志

Version History

0 beta5 (2026.2.22) - 新增 if 语句及字符串比较支持Added if statements and string comparison support