empty underscore rule

w3c · Apr 19, 2023 · 6a69c6c · 6a69c6c
1 parent 4d1b62f
commit 6a69c6c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/mixing.html b/src/mixing.html
@@ -79,7 +79,7 @@ <h4 id="mixing_intent_grammar">The Grammar for <code class="attribue">intent</co
 number             := '-'? \d+ ( '.' \d+ )?
 reference          := '$' NCName
 concept            := IntentName
-literal            := '_' IntentName
+literal            := '_' IntentName?
 property           := S ':' IntentName
 IntentName         := L ('-'? L)*
 S                  := [ \t\n\r]*