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-rw-r--r--evaluator/builtins.go2
-rw-r--r--evaluator/evaluator_test.go2
2 files changed, 2 insertions, 2 deletions
diff --git a/evaluator/builtins.go b/evaluator/builtins.go
index 68eadcd..c4fb0f3 100644
--- a/evaluator/builtins.go
+++ b/evaluator/builtins.go
@@ -96,7 +96,7 @@ var builtins = map[string]*object.Builtin{
"push": &object.Builtin{
Fn: func(args ...object.Object) object.Object {
if len(args) != 2 {
- return newError("wrong number of arguments. got=%d, want=1",
+ return newError("wrong number of arguments. got=%d, want=2",
len(args))
}
if args[0].Type() != object.ARRAY_OBJ {
diff --git a/evaluator/evaluator_test.go b/evaluator/evaluator_test.go
index 932b07f..2304e6f 100644
--- a/evaluator/evaluator_test.go
+++ b/evaluator/evaluator_test.go
@@ -378,7 +378,7 @@ func TestBuiltinFunctions(t *testing.T) {
{`rest([1, 2, 3])`, []int{2, 3}},
{`rest([])`, nil},
{`push([], 1)`, []int{1}},
- {`push(1)`, "argument to `push` must be ARRAY, got INTEGER"},
+ {`push(1, 1)`, "argument to `push` must be ARRAY, got INTEGER"},
}
for _, tt := range tests {