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Merge remote-tracking branch 'origin/master' into lazy-trees

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This commit is contained in:
Eelco Dolstra 2023-02-21 13:32:59 +01:00
commit 5d1e5a09d1
36 changed files with 1150 additions and 740 deletions
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2
tests/installer/default.nix
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@ -120,7 +120,7 @@ let
makeTest = imageName: testName:
let image = images.${imageName}; in
with nixpkgsFor.${image.system};
with nixpkgsFor.${image.system}.native;
runCommand
"installer-test-${imageName}-${testName}"
{ buildInputs = [ qemu_kvm openssh ];

5
tests/lang/eval-fail-foldlStrict-strict-op-application.nix Normal file
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@ -0,0 +1,5 @@
# Tests that the result of applying op is forced even if the value is never used
builtins.foldl'
(_: f: f null)
null
[ (_: throw "Not the final value, but is still forced!") (_: 23) ]

1
tests/lang/eval-okay-foldlStrict-lazy-elements.exp Normal file
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@ -0,0 +1 @@
42

9
tests/lang/eval-okay-foldlStrict-lazy-elements.nix Normal file
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@ -0,0 +1,9 @@
# Tests that the rhs argument of op is not forced unconditionally
let
lst = builtins.foldl'
(acc: x: acc ++ [ x ])
[ ]
[ 42 (throw "this shouldn't be evaluated") ];
in
builtins.head lst

1
tests/lang/eval-okay-foldlStrict-lazy-initial-accumulator.exp Normal file
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@ -0,0 +1 @@
42

6
tests/lang/eval-okay-foldlStrict-lazy-initial-accumulator.nix Normal file
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@ -0,0 +1,6 @@
# Checks that the nul value for the accumulator is not forced unconditionally.
# Some languages provide a foldl' that is strict in this argument, but Nix does not.
builtins.foldl'
(_: x: x)
(throw "This is never forced")
[ "but the results of applying op are" 42 ]