go: add stepA_more. try* and more core functions.

1 files changed, 2 insertions, 4 deletions

diff --git a/go/src/step6_file/step6_file.go b/go/src/step6_file/step6_file.go
index 046f24e..205b597 100644
--- a/go/src/step6_file/step6_file.go
+++ b/go/src/step6_file/step6_file.go
@@ -123,9 +123,7 @@ func EVAL(ast MalType, env EnvType) (MalType, error) {
             ast = a2
         }
     case "fn*":
-        fn := MalFunc{EVAL, a2, env, a1, false,
-            func(outer EnvType, binds []MalType, exprs []MalType) (EnvType, error) {
-                return NewEnv(outer, binds, exprs) }}
+        fn := MalFunc{EVAL, a2, env, a1, false, NewEnv}
         return fn, nil
     default:
         el, e := eval_ast(ast, env)
@@ -134,7 +132,7 @@ func EVAL(ast MalType, env EnvType) (MalType, error) {
         if MalFunc_Q(f) {
             fn := f.(MalFunc)
             ast = fn.Exp
-            env, e = NewEnv(fn.Env, fn.Params.(List).Val, el.(List).Val[1:])
+            env, e = NewEnv(fn.Env, fn.Params, List{el.(List).Val[1:]})
             if e != nil { return nil, e }
         } else {
             fn, ok := f.(func([]MalType)(MalType, error))