x.mode = invalid
			return
		}

		x.mode = commaok
		x.typ = ch.elem
		check.hasCallOrRecv = true
		return

	case token.TILDE:
		// Provide a better error position and message than what check.op below would do.
		if !allInteger(x.typ) {
			check.error(e, UndefinedOp, "cannot use ~ outside of interface or type constraint")
			x.mode = invalid

			x.mode = invalid
			return
		}
		x.mode = commaok
		x.typ = ch.elem
		check.hasCallOrRecv = true
		return

	case syntax.Tilde:
		// Provide a better error position and message than what check.op below would do.
		if !allInteger(x.typ) {
			check.error(e, UndefinedOp, "cannot use ~ outside of interface or type constraint")
			x.mode = invalid

e}(O1.default);zr.default=D1;sp.exports=zr.default});var op=v((nn,ap)=>{l();"use strict";nn.__esModule=!0;nn.default=I1;function I1(i){return i.sort(function(e,t){return e-t})}ap.exports=nn.default});var ya=v(D=>{l();"use strict";D.__esModule=!0;D.word=D.tilde=D.tab=D.str=D.space=D.slash=D.singleQuote=D.semicolon=D.plus=D.pipe=D.openSquare=D.openParenthesis=D.newline=D.greaterThan=D.feed=D.equals=D.doubleQuote=D.dollar=D.cr=D.comment=D.comma=D.combinator=D.colon=D.closeSquare=D.closeParenthesis=D.caret=...

	<code>core(C)</code> and <code>A</code> must unify loosely.
	If <code>P</code> does not have a known type argument
	and <code>C</code> contains exactly one type term <code>T</code>
	that is not an underlying (tilde) type, unification adds the
	mapping <code>P ➞ T</code> to the map.
</li>
<li>
	If <code>C</code> does not have a core type
	and <code>P</code> has a known type argument <code>A</code>,