From 9b58c1f6eff0ffa673971f21adc4491078c8e174 Mon Sep 17 00:00:00 2001
From: mryouse
Date: Mon, 13 Jun 2022 02:47:00 +0000
Subject: implement howto

---
 interpreter.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/interpreter.py b/interpreter.py
index 2f6dc3d..3cbd2cd 100644
--- a/interpreter.py
+++ b/interpreter.py
@@ -793,3 +793,12 @@ def interpretAssert(symbol, args, env):
     return List([])
 
 GLOBALS.register("assert", Builtin(interpretAssert, [Arg("cond", TypeEnum.BOOL, False, False)]))
+
+def interpretHowTo(symbol, args, env):
+    if not isinstance(args[0], Symbol):
+        raise InterpretPanic(symbol, "expects a symbol", args[0])
+    sym = env.get(args[0].name)
+    print(sym.describe(args[0].name))
+    return List([])
+
+GLOBALS.register("howto", Builtin(interpretHowTo, [Arg("symbol", TypeEnum.ANY, False, True)]))
-- 
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