Refactor MD038/no-space-in-code to produce smaller/simpler edits and address an additional scenario.

test/md038-scenarios.md

@@ -54,6 +54,6 @@
 
 `` `code `` (fixed)
 
-``  `code`  `` {Could be MD038}
+``  `code`  `` {MD038}
 
 `` `code` `` (fixed)

test/spaces_inside_codespan_elements.md

@@ -60,11 +60,11 @@ text and ``\`code with ignored escaped \` backticks``
 
 ` `` ` text `code`
 
-``` ` leading space allowed for backtick``` text `code`
+``` ` surrounding space allowed for backtick ``` text `code`
 
 ```  ` multiple leading spaces not allowed``` text `code` {MD038}
 
-``trailing space allowed for backtick ` `` text `code`
+`` surrounding space allowed for backtick ` `` text `code`
 
 ``multiple trailing spaces not allowed `  `` text `code` {MD038}
 
@@ -126,13 +126,13 @@ Again, 2 characters: ` ab `
 Again, 1 character: ` a `
 Many internal spaces: ` code code  code   code    code     code `
 
-text ``` ` leading space
-allowed for backtick``` text
+text ``` ` surrounding space
+allowed for backtick ``` text
 
 text ```  ` multiple leading {MD038}
 spaces not allowed``` text
 
-text ``trailing space
+text `` surrounding space
 allowed for backtick ` `` text
 
 text ``multiple trailing spaces
@@ -150,7 +150,7 @@ Code
 
 Text
     ```
-    Code
+    Code {MD038}
     ```
 
 Text
@@ -160,7 +160,7 @@ Code
 
 Text
     ```
-    Code
+    Code {MD038}
     ```
 Text