Support latest versions of the HSL

Author: fredemmott

src/CodegenClassWithInterfaces.hack

@@ -44,7 +44,7 @@ trait CodegenClassWithInterfaces {
   public function addInterfaces(
     Traversable<CodegenImplementsInterface> $interfaces,
   ): this {
-    $this->interfaces = Vec\concat($this->interfaces, $interfaces);
+    $this->interfaces = Vec\concat($this->interfaces, vec($interfaces));
     return $this;
   }
 

src/CodegenClassish.hack

@@ -214,7 +214,7 @@ abstract class CodegenClassish implements ICodeBuilderRenderer {
   public function addProperties(Traversable<CodegenProperty> $vars): this {
     $this->vars = Vec\concat(
       $this->vars,
-      $vars,
+      vec($vars),
     );
     return $this;
   }

src/CodegenFile.hack

@@ -114,7 +114,7 @@ final class CodegenFile {
   }
 
   public function addConstants(Traversable<CodegenConstant> $constants): this {
-    $this->consts = Vec\concat($this->consts, $constants);
+    $this->consts = Vec\concat($this->consts, vec($constants));
     return $this;
   }