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authorVincent Ambo <mail@tazj.in>2022-08-29T15·49+0300
committertazjin <tazjin@tvl.su>2022-09-07T15·25+0000
commit372bf4a0b74b4fc1f748bbcf5e5474457fef2f1c (patch)
tree7768c278e46ec7e4487611a2884e25550190ff06
parent786e12a7382eaaa957389b3a9e9e962efe7e8403 (diff)
test(tvix/eval): test very simple late-bound identifier access r/4690
This is the simplest kind of thunk that can be created (and so far the
only one the compiler knows how to create), in which an identifier
inside a `let` encounters a value that is bound *after* it is
initialised.

Change-Id: I6ea4408a3baef1e7d5137365d70804283f2dbf8e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6354
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.exp1
-rw-r--r--tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.nix4
2 files changed, 5 insertions, 0 deletions
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.exp b/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.exp
new file mode 100644
index 0000000000..d81cc0710e
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.exp
@@ -0,0 +1 @@
+42
diff --git a/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.nix b/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.nix
new file mode 100644
index 0000000000..41c4c53ea2
--- /dev/null
+++ b/tvix/eval/src/tests/tvix_tests/eval-okay-late-binding.nix
@@ -0,0 +1,4 @@
+let
+  a = b;
+  b = 42;
+in a