Rust编写的JavaScript引擎，该项目是一个试验性质的项目。
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extern crate boa;
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use boa::exec::{Executor, Interpreter};
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use boa::syntax::lexer::Lexer;
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use boa::syntax::parser::Parser;
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use std::fs::read_to_string;
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pub fn main() {
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let buffer = read_to_string("tests/js/test.js").unwrap();
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let mut lexer = Lexer::new(&buffer);
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lexer.lex().unwrap();
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let tokens = lexer.tokens;
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// Setup executor
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let expr = Parser::new(tokens).parse_all().unwrap();
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let mut engine: Interpreter = Executor::new();
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let result = engine.run(&expr);
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match result {
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Ok(v) => print!("{}", v),
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Err(v) => print!("Error: {}", v),
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}
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}
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