gover.Compare(err.GoVersion, s.TooNew.GoVersion) == 0 && err.What < s.TooNew.What {
			s.TooNew = err
		}
	}
}

// NeedSwitch reports whether Switch would attempt to switch toolchains.
func (s *Switcher) NeedSwitch() bool {
	return s.TooNew != nil && (HasAuto() || HasPath())
}

// Switch decides whether to switch to a newer toolchain
// to resolve any of the saved errors.

	// toolchain version) or only one module (as is used by the Go Module Proxy).

	if infosErr != nil {
		var sw toolchain.Switcher
		sw.Error(infosErr)
		if sw.NeedSwitch() {
			sw.Switch(ctx)
		}
		// Otherwise, wait to report infosErr after we have downloaded
		// when we can.
	}

	if !haveExplicitArgs && modload.WorkFilePath() == "" {

			for _, cs := range q.candidates {
				sw.Error(cs.err)
			}
		}
		// Only switch if we need a newer toolchain.
		// Otherwise leave the cs.err for reporting later.
		if sw.NeedSwitch() {
			sw.Switch(ctx)
			// If NeedSwitch is true and Switch returns, Switch has failed to locate a newer toolchain.
			// It printed the errors along with one more about not finding a good toolchain.
			base.Exit()
		}