diff options
author | William Carroll <wpcarro@gmail.com> | 2022-08-29T19·57-0700 |
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committer | tazjin <tazjin@tvl.su> | 2022-09-07T20·56+0000 |
commit | b3097de75d50a018665823e28e0ee4d7a3878160 (patch) | |
tree | 2aac78701beec7b02b4e7d8537922bede2e5f335 /tvix/eval/src/builtins/mod.rs | |
parent | 55d21a1389504d6d9872144077196bac9ee17feb (diff) |
feat(tvix/eval): Support builtins.{add,sub} r/4738
First pass at supporting `builtins` for tvix. The following tests appear to be WAI: ```shell $ cd tvix/eval $ cargo build $ cargo test ``` Change-Id: I27cce23d503b17a886d1109e285e8b4be4264977 Reviewed-on: https://cl.tvl.fyi/c/depot/+/6405 Tested-by: BuildkiteCI Reviewed-by: sterni <sternenseemann@systemli.org>
Diffstat (limited to 'tvix/eval/src/builtins/mod.rs')
-rw-r--r-- | tvix/eval/src/builtins/mod.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs index 49f047543994..a0ada0233c59 100644 --- a/tvix/eval/src/builtins/mod.rs +++ b/tvix/eval/src/builtins/mod.rs @@ -13,8 +13,15 @@ use crate::{ value::{Builtin, NixAttrs, NixList, NixString, Value}, }; +use crate::arithmetic_op; + fn pure_builtins() -> Vec<Builtin> { vec![ + Builtin::new("add", 2, |mut args| { + let b = args.pop().unwrap(); + let a = args.pop().unwrap(); + Ok(arithmetic_op!(a, b, +)) + }), Builtin::new("abort", 1, |mut args| { return Err( ErrorKind::Abort(args.pop().unwrap().to_string()?.as_str().to_owned()).into(), @@ -63,6 +70,11 @@ fn pure_builtins() -> Vec<Builtin> { Builtin::new("isString", 1, |args| { Ok(Value::Bool(matches!(args[0], Value::String(_)))) }), + Builtin::new("sub", 2, |mut args| { + let b = args.pop().unwrap(); + let a = args.pop().unwrap(); + Ok(arithmetic_op!(a, b, -)) + }), Builtin::new("throw", 1, |mut args| { return Err( ErrorKind::Throw(args.pop().unwrap().to_string()?.as_str().to_owned()).into(), |