use ergotree_ir::mir::extract_script_bytes::ExtractScriptBytes;
use ergotree_ir::mir::value::Value;
use crate::eval::env::Env;
use crate::eval::EvalContext;
use crate::eval::EvalError;
use crate::eval::Evaluable;
impl Evaluable for ExtractScriptBytes {
fn eval(&self, env: &Env, ctx: &mut EvalContext) -> Result<Value, EvalError> {
let input_v = self.input.eval(env, ctx)?;
match input_v {
Value::CBox(b) => Ok(b.script_bytes()?.into()),
_ => Err(EvalError::UnexpectedValue(format!(
"Expected ExtractScriptBytes input to be Value::CBox, got {0:?}",
input_v
))),
}
}
}
#[allow(clippy::unwrap_used)]
#[cfg(test)]
mod tests {
use super::*;
use crate::eval::context::Context;
use crate::eval::tests::eval_out;
use ergotree_ir::mir::expr::Expr;
use ergotree_ir::mir::global_vars::GlobalVars;
use sigma_test_util::force_any_val;
use std::rc::Rc;
#[test]
fn eval() {
let e: Expr = ExtractScriptBytes {
input: Box::new(GlobalVars::SelfBox.into()),
}
.into();
let ctx = Rc::new(force_any_val::<Context>());
assert_eq!(
eval_out::<Vec<i8>>(&e, ctx.clone()),
ctx.self_box.script_bytes().unwrap()
);
}
}