diff --git a/source/md.h b/source/md.h
index 1aa4a89..2005682 100644
--- a/source/md.h
+++ b/source/md.h
@@ -676,14 +676,14 @@ MD_FUNCTION MD_i64         MD_CStyleIntFromString(MD_String8 string);
 MD_FUNCTION MD_f64         MD_F64FromString(MD_String8 string);
 
 //~ Enum/Flag Strings
-MD_FUNCTION MD_String8      MD_StringFromNodeKind(MD_NodeKind kind);
-MD_FUNCTION MD_String8List  MD_StringListFromNodeFlags(MD_NodeFlags flags);
+MD_FUNCTION MD_String8     MD_StringFromNodeKind(MD_NodeKind kind);
+MD_FUNCTION MD_String8List MD_StringListFromNodeFlags(MD_NodeFlags flags);
 
 //~ Unicode Conversions
 MD_FUNCTION MD_UnicodeConsume MD_CodepointFromUtf8(MD_u8 *str, MD_u64 max);
 MD_FUNCTION MD_UnicodeConsume MD_CodepointFromUtf16(MD_u16 *str, MD_u64 max);
-MD_FUNCTION MD_u32 MD_Utf8FromCodepoint(MD_u8 *out, MD_u32 codepoint);
-MD_FUNCTION MD_u32 MD_Utf16FromCodepoint(MD_u16 *out, MD_u32 codepoint);
+MD_FUNCTION MD_u32         MD_Utf8FromCodepoint(MD_u8 *out, MD_u32 codepoint);
+MD_FUNCTION MD_u32         MD_Utf16FromCodepoint(MD_u16 *out, MD_u32 codepoint);
 MD_FUNCTION MD_String8     MD_S8FromS16(MD_String16 str);
 MD_FUNCTION MD_String16    MD_S16FromS8(MD_String8 str);
 MD_FUNCTION MD_String8     MD_S8FromS32(MD_String32 str);
diff --git a/tests/sanity_tests.c b/tests/sanity_tests.c
index d539bff..3447b55 100644
--- a/tests/sanity_tests.c
+++ b/tests/sanity_tests.c
@@ -746,5 +746,87 @@ int main(void)
         }
     }
     
+    Test("Integer Lexing")
+    {
+        MD_String8 file_name = MD_S8Lit("raw_text");
+        
+        MD_String8 test_strings[] = {
+            MD_S8Lit("0765"),
+            MD_S8Lit("+0765"), // NOTE(allen): not sure about the "+" cases here
+            MD_S8Lit("-0765"),
+            MD_S8Lit("0xABC"),
+            MD_S8Lit("+0xABC"),
+            MD_S8Lit("-0xABC"),
+            MD_S8Lit("0x123"),
+            MD_S8Lit("0b010"),
+            MD_S8Lit("+0b010"),
+            MD_S8Lit("-0b010"),
+        };
+        
+        MD_String8 *string = test_strings;
+        for (int i = 0; i < MD_ArrayCount(test_strings); i += 1, string += 1){
+            MD_ParseResult result = MD_ParseWholeString(file_name, *string);
+            TestResult((result.first_error == 0) &&
+                       (result.node->first_child == result.node->last_child) &&
+                       (result.node->first_child->flags & MD_NodeFlag_Numeric));
+        }
+    }
+    
+    Test("Float Lexing")
+    {
+        MD_String8 file_name = MD_S8Lit("raw_text");
+        
+        MD_String8 test_strings[] = {
+            MD_S8Lit("0"),
+            MD_S8Lit("1"),
+            MD_S8Lit("-1"),
+            MD_S8Lit("+1"), // NOTE(allen): not sure about "+1"
+            MD_S8Lit("0.5"),
+            MD_S8Lit("-0.5"),
+            MD_S8Lit("-1.5"),
+            MD_S8Lit("1e2"),
+            MD_S8Lit("-1e2"),
+            MD_S8Lit("1e+2"),
+            MD_S8Lit("1e-2"),
+            MD_S8Lit("-1e+2"),
+            MD_S8Lit("1.5e2"),
+            MD_S8Lit("-1.5e2"),
+            MD_S8Lit("1.5e+2"),
+            MD_S8Lit("1.5e-2"),
+            MD_S8Lit("-1.5e+2"),
+        };
+        
+        MD_String8 *string = test_strings;
+        for (int i = 0; i < MD_ArrayCount(test_strings); i += 1, string += 1){
+            MD_ParseResult result = MD_ParseWholeString(file_name, *string);
+            TestResult((result.first_error == 0) &&
+                       (result.node->first_child == result.node->last_child) &&
+                       (result.node->first_child->flags & MD_NodeFlag_Numeric));
+        }
+    }
+    
+    Test("Float Lexing Pt 2")
+    {
+        MD_String8 file_name = MD_S8Lit("raw_text");
+        
+        MD_String8 test_strings[] = {
+            MD_S8Lit("0765.1"),
+            MD_S8Lit("0765e2"),
+            MD_S8Lit("0xABC.1"),
+            MD_S8Lit("0xABCe2"),
+            MD_S8Lit("0x123.1"),
+            MD_S8Lit("0x123e2"),
+            MD_S8Lit("0b010.1"),
+            MD_S8Lit("0b010e2"),
+        };
+        
+        MD_String8 *string = test_strings;
+        for (int i = 0; i < MD_ArrayCount(test_strings); i += 1, string += 1){
+            MD_ParseResult result = MD_ParseWholeString(file_name, *string);
+            TestResult((result.first_error == 0) &&
+                       (result.node->first_child != result.node->last_child));
+        }
+    }
+    
     return 0;
 }
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