Ql4Ql: Exclude files named PrintAst.qlref and qlref files that uses a query with a PrintAst name from QlRefInlineExpectations.

ql/ql/src/codeql_ql/ast/Yaml.qll

@@ -64,4 +64,15 @@ class QlRefDocument extends YamlDocument {
       value = n.lookup("postprocess").(YamlSequence).getElement(_)
     )
   }
+
+  predicate isPrintAst() {
+    this.getFile().getStem() = "PrintAst"
+    or
+    exists(YamlMapping n, YamlScalar value |
+      n.getDocument() = this and
+      value.getValue().matches("%PrintAst%")
+    |
+      value = n.lookup("query")
+    )
+  }
 }

ql/ql/src/queries/style/QlRefInlineExpectations.ql

@@ -11,5 +11,7 @@ import ql
 import codeql_ql.ast.Yaml
 
 from QlRefDocument f
-where not f.usesInlineExpectations()
+where
+  not f.usesInlineExpectations() and
+  not f.isPrintAst()
 select f, "Query test does not use inline test expectations."