Documentation
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Index ¶
- Variables
- func Empty(s string) (string, bool)
- func Env(key string) (string, bool)
- func EnvPresent(key string) (string, bool)
- func Expand(s string, fns ...KeyFunc) string
- func ExpandStrict(s string, fns ...KeyFunc) (string, error)
- func Identity(key string) (string, bool)
- func Versions(key string) (string, bool)
- type ImageTemplate
- type KeyFunc
Constants ¶
This section is empty.
Variables ¶
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var (
// defaultImagePrefix is the default prefix for any container image names.
// This value should be set duing build via -ldflags.
DefaultImagePrefix string
)
View Source
var OverrideVersion = version.Get()
OverrideVersion is the latest version, exposed for testing.
Functions ¶
func Empty ¶
func Empty(s string) (string, bool)
Empty is a KeyFunc which always returns true and the empty string.
func EnvPresent ¶
func EnvPresent(key string) (string, bool)
EnvPresent is a KeyFunc which returns an environment variable if it is present.
func Expand ¶
func Expand(s string, fns ...KeyFunc) string
Expand expands a string and ignores any errors that occur - keys that are not recognized are replaced with the empty string.
func ExpandStrict ¶
func ExpandStrict(s string, fns ...KeyFunc) (string, error)
ExpandStrict expands a string using a series of common format functions
Types ¶
type ImageTemplate ¶ added in v0.3.2
type ImageTemplate struct {
// Format is required, set to the image template to pull
Format string
Latest bool
// EnvFormat is optional, if set will substitute the value of ${component} with any env
// var that matches this format. Is a printf format string accepting a single
// string parameter.
EnvFormat string
}
ImageTemplate is a class to assist in expanding parameterized Docker image references from configuration or a file
func NewDefaultImageTemplate ¶ added in v0.3.2
func NewDefaultImageTemplate() ImageTemplate
NewDefaultImageTemplate returns the default image template
func (*ImageTemplate) Expand ¶ added in v0.3.2
func (t *ImageTemplate) Expand(component string) (string, error)
Expand expands a string using a series of common format functions
func (*ImageTemplate) ExpandOrDie ¶ added in v0.3.2
func (t *ImageTemplate) ExpandOrDie(component string) string
ExpandOrDie will either expand a string or exit in case of failure
Source Files
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