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feat(tvix/eval): implement type-checking builtins

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Change-Id: I70d7d837beaaed7e10cdc7577d96130f9e1b6d39
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6260
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
This commit is contained in:
Vincent Ambo 2022-08-24 17:21:26 +03:00 • committed by tazjin
parent bd0fc69f07
commit 5b98ece96b
1 changed files with 28 additions and 0 deletions
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28
tvix/eval/src/builtins/mod.rs
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@ -20,9 +20,37 @@ fn pure_builtins() -> Vec<Builtin> {
ErrorKind::Abort(args.pop().unwrap().to_string()?.as_str().to_owned()).into(),
);
}),
Builtin::new("isAttrs", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Attrs(_))))
}),
Builtin::new("isBool", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Bool(_))))
}),
Builtin::new("isFloat", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Float(_))))
}),
Builtin::new("isFunction", 1, |args| {
Ok(Value::Bool(match args[0] {
Value::Lambda(_) => true,
Value::Builtin(_) => true,
_ => false,
}))
}),
Builtin::new("isInt", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Integer(_))))
}),
Builtin::new("isList", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::List(_))))
}),
Builtin::new("isNull", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Null)))
}),
Builtin::new("isPath", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::Path(_))))
}),
Builtin::new("isString", 1, |args| {
Ok(Value::Bool(matches!(args[0], Value::String(_))))
}),
Builtin::new("throw", 1, |mut args| {
return Err(
ErrorKind::Throw(args.pop().unwrap().to_string()?.as_str().to_owned()).into(),