update elements and fix some bugs

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

Index: lib/src/prism/tests/languages/nim/number_feature.test
diff --git a/lib/src/prism/tests/languages/nim/number_feature.test b/lib/src/prism/tests/languages/nim/number_feature.test
new file mode 100644
index 0000000000000000000000000000000000000000..0587edb0946698543adfa9e6213a1502a1fd52b7
--- /dev/null
+++ b/lib/src/prism/tests/languages/nim/number_feature.test
@@ -0,0 +1,31 @@
+0xBad_Face
+0o754_173
+0B1111_0000
+42_000
+3.14_15_9
+3E7
+0.5e-84_741
+9.8e+54
+9000'u
+2'i16
+2i16
+0xfe'f32
+
+----------------------------------------------------
+
+[
+	["number", "0xBad_Face"],
+	["number", "0o754_173"],
+	["number", "0B1111_0000"],
+	["number", "42_000"],
+	["number", "3.14_15_9"],
+	["number", "3E7"],
+	["number", "0.5e-84_741"],
+	["number", "9.8e+54"],
+	["number", "9000'u"],
+	["number", "2'i16"],
+	["number", "2i16"],
+	["number", "0xfe'f32"]
+]
+
+----------------------------------------------------