go/ast.MapType.Key (field)

12 uses

	go/ast (current package)
		ast.go#L480: 		Key   Expr
		filter.go#L176: 		b1 := filterType(t.Key, f, export)
		walk.go#L162: 		Walk(v, n.Key)

	go/doc
		exports.go#L202: 		r.filterType(nil, t.Key)

	go/parser
		parser.go#L1313: 	return &ast.MapType{Map: pos, Key: key, Value: value}

	go/printer
		nodes.go#L1064: 		p.expr(x.Key)

	go/types
		exprstring.go#L151: 		WriteExpr(buf, x.Key)
		typexpr.go#L352: 		typ.key = check.varType(e.Key)
		typexpr.go#L367: 				check.errorf(e.Key, IncomparableMapKey, "invalid map key type %s%s", typ.key, why)
		typexpr.go#L369: 		}).describef(e.Key, "check map key %s", typ.key)

	golang.org/x/tools/go/ast/inspector
		walk.go#L152: 		walk(v, edge.MapType_Key, -1, n.Key)

	golang.org/x/tools/internal/typesinternal
		zerovalue.go#L245: 			Key:   TypeExpr(t.Key(), qual),