6225   mclose: {  property
6236     mclose: thinspace,  property
6262   mclose: {  property
6366 const binRightCanceller = ["rightmost", "mrel", "mclose", "mpunct"];
6379   mclose: "mclose",  property
8806     mclass: "mclose",
8810     mclass: "mclose",
8814     mclass: "mclose",
8818     mclass: "mclose",
8902     if (group.mclass === "mopen" || group.mclass === "mclose") {
8904       // return "mopen" or "mclose" mclass.
8976     const inner = buildExpression(group.body, options, true, ["mopen", "mclose"]);
9030       rightDelim = makeNullDelimiter(options, ["mclose"]);
9033 …limiter.leftRightDelim(group.right, innerHeight, innerDepth, colorOptions, group.mode, ["mclose"]);
10388     } else if (group.mclass === "mopen" || group.mclass === "mclose") {
10785     rightDelim = makeNullDelimiter(options, ["mclose"]);
10787 …mSizedDelim(group.rightDelim, delimSize, true, options.havingStyle(style), group.mode, ["mclose"]);