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Diffstat (limited to '')
-rw-r--r-- | tvix/eval/src/builtins/mod.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs index 1a0443cb6012..3c32129e0537 100644 --- a/tvix/eval/src/builtins/mod.rs +++ b/tvix/eval/src/builtins/mod.rs @@ -45,6 +45,9 @@ fn pure_builtins() -> Vec<Builtin> { let a = args.pop().unwrap(); Ok(arithmetic_op!(a, b, /)) }), + Builtin::new("length", 1, |args| { + Ok(Value::Integer(args[0].as_list()?.len() as i64)) + }), Builtin::new("isAttrs", 1, |args| { Ok(Value::Bool(matches!(args[0], Value::Attrs(_)))) }), |