joepie91/nix-in-node
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Don't support overrides

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This commit is contained in:
Sven Slootweg 2023-09-11 01:20:08 +02:00
parent 5a7548bd32
commit 334ce73755
2 changed files with 15 additions and 0 deletions
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6
src/transformers/attribute-sets.js
View file

@ -13,6 +13,7 @@ const objectLiteral = require("./templates/object-literal");
// TODO: Optimize lazy evaluation wrappers by only unpacking them selectively when used in an actual expression; in particular, that avoids the "wrapper that just calls another wrapper" overhead when passing attributes as function arguments
// TODO: Change to a prototype-based scope object chain? This should produce more consistent output regardless of whether a given set of bindings is static vs. dynamic and recursive vs. non-recursive
// TODO: Implement __overrides support. Maybe. If I am ever truly desperate for a torturous task. nixpkgs yote it all the way back in 2014 because it is so broken.
let tmplAssertKeys = template(`
$assertUniqueKeys( %%keyList%% )
@ -162,8 +163,13 @@ module.exports = {
});
let hasDynamicBindings = bindings.some((binding) => typeof binding.name !== "string");
let hasOverrides = bindings.some((binding) => binding.name === "__overrides");
if (isRecursive) {
if (hasOverrides) {
throw new Error(`The __overrides feature is not supported in jsNix`);
}
if (hasDynamicBindings) {
return objectRecursiveDynamic(bindings);
} else {

9
tests/upstream-nix.js
View file

@ -1,5 +1,10 @@
"use strict";
let ignoredTests = new Set([
// We do not support the overrides feature at all, and probably never will
"eval-okay-overrides"
]);
try {
const tape = require("tape-catch");
const fs = require("fs");
@ -31,6 +36,10 @@ try {
for (let test of tests) {
try {
if (ignoredTests.has(test)) {
continue;
}
let expression = fs.readFileSync(path.join(testsPath, `${test}.nix`), "utf8");
let expectedResult = fs.readFileSync(path.join(testsPath, `${test}.exp`), "utf8").replace(/\n$/, "");