From fe5afcb345561eb8c14092d0de19edd92e8cc243 Mon Sep 17 00:00:00 2001
From: Aidan <aidan@aidanis.online>
Date: Sun, 21 Jun 2020 13:13:46 -0700
Subject: [PATCH] update stdlib append after testing

---
 ast/eval.go    | 2 +-
 ast/print.go   | 3 ++-
 stdlib/list.go | 7 +++----
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/ast/eval.go b/ast/eval.go
index 7525fd5..621372e 100644
--- a/ast/eval.go
+++ b/ast/eval.go
@@ -56,7 +56,7 @@ func (t *Token) Eval(funcs FuncTable, vars VarTable) *Token {
         if f == nil {
             if !eligibleForSystemCall {
                 log.Log(log.DEBUG,
-                    "could not find definition for symbol " + ret.Inner.(string), 
+                    "could not find definition for symbol " + ret.Inner.(string),
                     "eval")
                 return nil
             }
diff --git a/ast/print.go b/ast/print.go
index 11f81a4..68c7c81 100644
--- a/ast/print.go
+++ b/ast/print.go
@@ -38,7 +38,8 @@ func (t *Token) String() string {
         for i := t.Inner.(*Token); i != nil; i = i.Next {
             repr = repr + i.String() + " "
         }
-        return repr + ")"
+        // remove trailing space
+        return repr[:len(repr)-1] + ")"
 
     case SYMBOL:
         return "<" + t.Inner.(string) + ">"
diff --git a/stdlib/list.go b/stdlib/list.go
index d9ad627..e7ec153 100644
--- a/stdlib/list.go
+++ b/stdlib/list.go
@@ -45,9 +45,8 @@ func l_append(input *ast.Token, vars ast.VarTable, funcs ast.FuncTable) *ast.Tok
     src := input
 
     if input.Tag != ast.LIST {
-        // TODO: Position, if I can figure out what to do with it
-        src = &ast.Token{Tag: ast.LIST, Inner: input}
-        return src
+        // TODO: position??
+        return input
     }
 
     // deref inner first
@@ -63,5 +62,5 @@ func l_append(input *ast.Token, vars ast.VarTable, funcs ast.FuncTable) *ast.Tok
     }
     (*iter).Next = input.Next
 
-    return src
+    return *iter
 }