feat/schema: add ast and test

schema/schema_test.go

@@ -0,0 +1,18 @@
+package schema
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestParser(t *testing.T) {
+	test := "(test)" +
+		"(test a)" +
+		"(test a b)" +
+		"(test \"a\" \"b\")" +
+		"(+ 0b1010 -0xDEAD_BEEF)" +
+		"(. a b c d e f g)" +
+		"(test (test1 \"hi\") (test2 \"hi 2\"))" +
+		"(test (. \"awa\" \"awawa\" \"awawawa\" \"awawawawa\"))"
+	fmt.Println(CreateSchema(test))
+}