Make RawIterator generic (#71)

straight-shoota · Mar 10, 2024 · bc1c534 · bc1c534
1 parent 5d5c190
commit bc1c534
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/spec/interpreter/value_spec.cr b/spec/interpreter/value_spec.cr
@@ -48,7 +48,9 @@ describe Crinja::Value do
     end
 
     it "raw_#each" do
-      Crinja::Value.new([1]).raw_each.should be_a(Crinja::Value::RawIterator)
+      # be_a matcher doesn't support uninstantiated generic type
+      Crinja::Value.new([1]).raw_each.is_a?(Crinja::Value::RawIterator).should be_true
+
       Crinja::Value.new([1]).raw_each.each_with_index do |item, index|
         item.should eq 1
         index.should eq 0

diff --git a/src/runtime/value.cr b/src/runtime/value.cr
@@ -260,11 +260,11 @@ struct Crinja::Value
   end
 
   # :nodoc:
-  class RawIterator
+  class RawIterator(T)
     include ::Iterator(Raw)
     include IteratorWrapper
 
-    def initialize(@iterator : ::Iterator(Value))
+    def initialize(@iterator : T)
     end
 
     def next