YAML: Add preliminary rule for multiple mappings
@@ -13,7 +13,8 @@ printable =/ %xe00-fffd
; All Unicode Character Starting from the Supplementary Multilingual Plain
printable =/ %x10000-10ffff
-pair = *WSP "{" key ":" value "}" *WSP
+pairs = *WSP "{" pair "}" *WSP
+pair = key ":" value
key = doubleQuotedSpace
value = doubleQuotedSpace
doubleQuotedSpace = *WSP doubleQuoted *WSP
