$ go test -cover -race ./... (328ms)
ok github.com/SentimensRG/ctx 1.035s coverage: 73.0% of statements
ok github.com/SentimensRG/ctx/mergectx 1.711s coverage: 54.0% of statements
ok github.com/SentimensRG/ctx/refctx 1.032s coverage: 75.0% of statements
? github.com/SentimensRG/ctx/sigctx [no test files]
