EBML Schema path: add grouping EBMLAtomName

The EBMLAtomName ABNF rule was incorrectly specified: It failed to account for the higher operator precedence of concatenation vs. alternative, as stated in RFC 5234 section 3.10: https://datatracker.ietf.org/doc/html/rfc5234#section-3.10
ietf-wg-cellar · Nov 28, 2021 · 8fd9eed · 8fd9eed
1 parent 245fc25
commit 8fd9eed
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/rfc-editor/rfc8794.xml b/rfc-editor/rfc8794.xml
@@ -949,7 +949,7 @@ EBMLElement            = [IsRecursive] EBMLAtomName
 
 PathDelimiter          = &quot;\&quot;
 IsRecursive            = &quot;+&quot;
-EBMLAtomName           = ALPHA / DIGIT 0*EBMLNameChar
+EBMLAtomName           = (ALPHA / DIGIT) 0*EBMLNameChar
 EBMLNameChar           = ALPHA / DIGIT / &quot;-&quot; / &quot;.&quot;
 
 GlobalPlaceholder      = &quot;(&quot; GlobalParentOccurrence &quot;\)&quot;

diff --git a/specification.markdown b/specification.markdown
@@ -674,7 +674,7 @@ EBMLElement            = [IsRecursive] EBMLAtomName
 
 PathDelimiter          = "\"
 IsRecursive            = "+"
-EBMLAtomName           = ALPHA / DIGIT 0*EBMLNameChar
+EBMLAtomName           = (ALPHA / DIGIT) 0*EBMLNameChar
 EBMLNameChar           = ALPHA / DIGIT / "-" / "."
 
 GlobalPlaceholder      = "(" GlobalParentOccurrence "\)"