regexp/syntax.parser.numCap (field)

5 uses

	regexp/syntax (current package)
		parse.go#L97: 	numCap      int // number of capturing groups seen
		parse.go#L801: 			p.numCap++
		parse.go#L802: 			p.op(opLeftParen).Cap = p.numCap
		parse.go#L1041: 		p.numCap++
		parse.go#L1043: 		re.Cap = p.numCap