a74cacff04
Future-proof the version package's exported interface by only making the data available through getter functions. This affords us the flexibility to e.g. implement them in terms of "runtime/debug".ReadBuildInfo() in the future. Signed-off-by: Cory Snider <csnider@mirantis.com>
43 lines
1,010 B
Go
43 lines
1,010 B
Go
package version
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import (
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"fmt"
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"io"
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"os"
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)
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// Package returns the overall, canonical project import path under
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// which the package was built.
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func Package() string {
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return mainpkg
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}
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// Version returns returns the module version the running binary was
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// built from.
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func Version() string {
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return version
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}
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// Revision returns the VCS (e.g. git) revision being used to build
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// the program at linking time.
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func Revision() string {
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return revision
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}
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// FprintVersion outputs the version string to the writer, in the following
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// format, followed by a newline:
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//
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// <cmd> <project> <version>
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//
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// For example, a binary "registry" built from github.com/distribution/distribution
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// with version "v2.0" would print the following:
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//
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// registry github.com/distribution/distribution v2.0
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func FprintVersion(w io.Writer) {
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fmt.Fprintln(w, os.Args[0], Package(), Version())
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}
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// PrintVersion outputs the version information, from Fprint, to stdout.
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func PrintVersion() {
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FprintVersion(os.Stdout)
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}
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