update elements and fix some bugs

lib/src/prism/tests/languages/scheme/number_feature.test

Index: lib/src/prism/tests/languages/scheme/number_feature.test
diff --git a/lib/src/prism/tests/languages/scheme/number_feature.test b/lib/src/prism/tests/languages/scheme/number_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..dfd7dcc8cfbd702c50d5425069d0c2f46416c3b8
--- /dev/null
+++ b/lib/src/prism/tests/languages/scheme/number_feature.test
@@ -0,0 +1,19 @@
+(foo 42)
+(foo 3.14159)
+(foo 3+4i)
+(foo 2.5+0.0i)
+(foo 3+0i)
+
+----------------------------------------------------
+
+[
+	["punctuation", "("], ["function", "foo"], ["number", "42"], ["punctuation", ")"],
+	["punctuation", "("], ["function", "foo"], ["number", "3.14159"], ["punctuation", ")"],
+	["punctuation", "("], ["function", "foo"], ["number", "3+4i"], ["punctuation", ")"],
+	["punctuation", "("], ["function", "foo"], ["number", "2.5+0.0i"], ["punctuation", ")"],
+	["punctuation", "("], ["function", "foo"], ["number", "3+0i"], ["punctuation", ")"]
+]
+
+----------------------------------------------------
+
+Checks for numbers and complex numbers.