boa_engine 0.17.0

Boa is a Javascript lexer, parser and compiler written in Rust. Currently, it has support for some of the language.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

use crate::{
    vm::{opcode::Operation, CompletionType},
    Context, JsResult,
};

/// `RequireObjectCoercible` implements the Opcode Operation for `Opcode::RequireObjectCoercible`
///
/// Operation:
///  - Call `RequireObjectCoercible` on the stack value.
#[derive(Debug, Clone, Copy)]
pub(crate) struct RequireObjectCoercible;

impl Operation for RequireObjectCoercible {
    const NAME: &'static str = "RequireObjectCoercible";
    const INSTRUCTION: &'static str = "INST - RequireObjectCoercible";

    fn execute(context: &mut Context<'_>) -> JsResult<CompletionType> {
        let value = context.vm.pop();
        let value = value.require_object_coercible()?;
        context.vm.push(value.clone());
        Ok(CompletionType::Normal)
    }
}