81 lines
1.5 KiB
Go
81 lines
1.5 KiB
Go
// Package vain implements a vanity service for use by the the go tool.
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//
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// The executable, cmd/vaind, is located in the respective subdirectory.
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package vain
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import (
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"encoding/json"
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"fmt"
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)
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type vcs int
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const (
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// Git is the default Vcs.
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Git vcs = iota
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// Hg is mercurial
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Hg
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// Svn
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Svn
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// Bazaar
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Bzr
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)
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var vcss = [...]string{
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"git",
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"mercurial",
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"svn",
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"bazaar",
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}
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var labelToVcs = map[string]vcs{
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"git": Git,
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"mercurial": Hg,
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"hg": Hg,
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"svn": Svn,
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"bazaar": Bzr,
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}
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// String returns the name of the vcs ("git", "mercurial", ...).
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func (v vcs) String() string { return vcss[v] }
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// Package stores the three pieces of information needed to create the meta
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// tag. Two of these (Vcs and Repo) are stored explicitly, and the third is
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// determined implicitly by the path POSTed to. For more information refer to
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// the documentation for the go tool:
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//
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// https://golang.org/cmd/go/#hdr-Remote_import_paths
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type Package struct {
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//Vcs (version control system) supported: "git", "mercurial"
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Vcs vcs `json:"vcs"`
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// Repo: the remote repository url
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Repo string `json:"repo"`
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path string
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}
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func (p Package) String() string {
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return fmt.Sprintf(
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"<meta name=\"go-import\" content=\"%s %s %s\">",
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p.path,
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p.Vcs,
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p.Repo,
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)
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}
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func (p *Package) UnmarshalJSON(b []byte) (err error) {
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pkg := struct {
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Vcs string
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Repo string
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}{}
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err = json.Unmarshal(b, &pkg)
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if err != nil {
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return err
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}
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p.Vcs, p.Repo = labelToVcs[pkg.Vcs], pkg.Repo
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return nil
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}
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