fix(elixir)

 closes #13177

Author: jhheider

projects/elixir-lang.org/otp-27/package.yml

@@ -1,35 +1,34 @@
 distributable:
-  url: https://github.com/elixir-lang/elixir/archive/refs/tags/v{{version}}.tar.gz
+  url: https://github.com/elixir-lang/elixir/archive/refs/tags/{{version.tag}}.tar.gz
   strip-components: 1
 
 versions:
   github: elixir-lang/elixir
-  strip: /v/
 
 dependencies:
   erlang.org: ^27
+  linux:
+    gnu.org/gcc/libstdcxx: ">=12" # strangely not picking this up from erlang.org.
 
 build: make install PREFIX="{{prefix}}"
 
 test:
-  script: |
-    elixir --version | grep "compiled with Erlang/OTP 27"
-    
-    mkdir test
-    cp $FIXTURE test/test.exs
-    cd test
-    elixir test.exs
+  - elixir --version | grep "compiled with Erlang/OTP 27"
 
-  fixture: |
-    whichfizz = fn
-      (0, 0, _) -> "FizzBuzz"
-      (0, _, _) -> "Fizz"
-      (_, 0, _) -> "Buzz"
-      (_, _, n) -> n
-    end
+  - mkdir test
+  - run: cp $FIXTURE test/test.exs
+    fixture: |
+      whichfizz = fn
+        (0, 0, _) -> "FizzBuzz"
+        (0, _, _) -> "Fizz"
+        (_, 0, _) -> "Buzz"
+        (_, _, n) -> n
+      end
 
-    fizzbuzz = fn (n) ->
-      whichfizz.(rem(n, 3), rem(n, 5), n)
-    end
+      fizzbuzz = fn (n) ->
+        whichfizz.(rem(n, 3), rem(n, 5), n)
+      end
 
-    [1, 2, "Fizz", 4, "Buzz", "Fizz", 7, 8, "Fizz", "Buzz"] = Enum.map(1..10, fizzbuzz)
+      [1, 2, "Fizz", 4, "Buzz", "Fizz", 7, 8, "Fizz", "Buzz"] = Enum.map(1..10, fizzbuzz)
+  - run: elixir test.exs
+    working-directory: test