add new syntax of in-expression.

1 files changed, 26 insertions, 0 deletions

diff --git a/spec/inputs/in_expression.yue b/spec/inputs/in_expression.yue
new file mode 100644
index 0000000..2756fe8
--- /dev/null
+++ b/spec/inputs/in_expression.yue
@@ -0,0 +1,26 @@
+-a^2 in {1, 2, 3} |> f
+
+a, b = x(...) not in [1, 3], 2
+
+d = (tb.x.y ...) not in [1, 3]
+
+if a in {1} and b in {2, 3, 4} or c in [1, 10]
+        print a, b, c
+
+switch val
+        when 1, 2, 3
+                print "1, 2, 3"
+
+        when not in (0, 100]
+                print "not (0 < val <= 100)"
+
+        when in [200, 300)
+                print "200 <= val < 300)"
+
+        when not in {333, 444, 555}
+                print "not 333, 444 or 555"
+
+do return y not in (a, b)
+
+nil
+