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Diffstat (limited to 'combinator_test.go')
-rw-r--r--combinator_test.go9
1 files changed, 9 insertions, 0 deletions
diff --git a/combinator_test.go b/combinator_test.go
index 283bb2a..5ac227f 100644
--- a/combinator_test.go
+++ b/combinator_test.go
@@ -162,6 +162,15 @@ func TestBind(t *testing.T) {
})
}
+func TestCut(t *testing.T) {
+ // does backtracking happen anywhere else?
+ t.Run("test any", func(t *testing.T) {
+ _, ps := runParser("var world", Any(Seq("var", Cut, "hello"), "var world"))
+ require.Equal(t, "offset 4: expected hello", ps.Error.Error())
+ require.Equal(t, 0, ps.Pos)
+ })
+}
+
func TestMerge(t *testing.T) {
var bracer Parser
bracer = Seq("(", Maybe(&bracer), ")")