From f8937f600f797fe82b346dfeffa954bcc5f47972 Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Tue, 5 Nov 2024 16:27:50 +0100
Subject: Prefer built-in "nub_left"

Now that justbuild 1.4 is available, the workaround of defining
"nub_left" in terms of "reverse" and "nub_right" is no longer
necessary.
---
 rules/EXPRESSIONS | 14 --------------
 1 file changed, 14 deletions(-)

(limited to 'rules/EXPRESSIONS')

diff --git a/rules/EXPRESSIONS b/rules/EXPRESSIONS
index 52a381fb..b974026e 100644
--- a/rules/EXPRESSIONS
+++ b/rules/EXPRESSIONS
@@ -226,18 +226,4 @@
       }
     }
   }
-, "nub_left":
-  { "doc": ["Removes all but the leftmost duplicate from the list."]
-  , "vars": ["list"]
-  , "vars_doc": {"list": ["The list to remove duplicates from."]}
-  , "expression":
-    { "type": "let*"
-    , "bindings":
-      [ ["list", {"type": "reverse", "$1": {"type": "var", "name": "list"}}]
-      , ["list", {"type": "nub_right", "$1": {"type": "var", "name": "list"}}]
-      , ["list", {"type": "reverse", "$1": {"type": "var", "name": "list"}}]
-      ]
-    , "body": {"type": "var", "name": "list"}
-    }
-  }
 }
-- 
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