本文整理汇总了Golang中github.com/cloudfoundry/cli/flags.FlagContext.ShowUsage方法的典型用法代码示例。如果您正苦于以下问题:Golang FlagContext.ShowUsage方法的具体用法?Golang FlagContext.ShowUsage怎么用?Golang FlagContext.ShowUsage使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/cloudfoundry/cli/flags.FlagContext
的用法示例。
在下文中一共展示了FlagContext.ShowUsage方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1:
"github.com/cloudfoundry/cli/flags"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("ShowUsage", func() {
var fc flags.FlagContext
Context("when given a flag with a longname", func() {
BeforeEach(func() {
fc = flags.New()
fc.NewIntFlag("flag-a", "", "")
})
It("prints the longname with two hyphens", func() {
outputs := fc.ShowUsage(0)
Expect(outputs).To(ContainSubstring("--flag-a\n"))
})
})
Context("when given a flag with a longname and usage", func() {
BeforeEach(func() {
fc = flags.New()
fc.NewIntFlag("flag-a", "", "Usage for flag-a")
})
It("prints the longname with two hyphens followed by the usage", func() {
outputs := fc.ShowUsage(0)
Expect(outputs).To(ContainSubstring("--flag-a Usage for flag-a\n"))
})
})