lib/attrsets: add concatMapAttrs

2022-11-16 12:20:38 -05:00
parent 4536ebad69
commit f993f8a186
3 changed files with 38 additions and 2 deletions
--- a/lib/tests/misc.nix
+++ b/lib/tests/misc.nix
@@ -478,6 +478,23 @@ runTests {

 # ATTRSETS

+  testConcatMapAttrs = {
+    expr = concatMapAttrs
+      (name: value: {
+        ${name} = value;
+        ${name + value} = value;
+      })
+      {
+        foo = "bar";
+        foobar = "baz";
+      };
+    expected = {
+      foo = "bar";
+      foobar = "baz";
+      foobarbaz = "baz";
+    };
+  };
+
  # code from the example
  testRecursiveUpdateUntil = {
    expr = recursiveUpdateUntil (path: l: r: path == ["foo"]) {