forked from git-chglog/git-chglog
/
kac_template_builder.go
181 lines (149 loc) · 3.52 KB
/
kac_template_builder.go
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package main
import "fmt"
type kacTemplateBuilderImpl struct{}
// NewKACTemplateBuilder ...
func NewKACTemplateBuilder() TemplateBuilder {
return &kacTemplateBuilderImpl{}
}
// Build ...
func (t *kacTemplateBuilderImpl) Build(ans *Answer) (string, error) {
// unreleased
tpl := t.unreleased(ans.Style, ans.CommitMessageFormat)
// version start
tpl += "\n{{ range .Versions }}\n"
tpl += t.versionHeader(ans.Style)
// commits
tpl += t.commits(".CommitGroups", ans.CommitMessageFormat)
// revert
if ans.IncludeReverts {
tpl += t.reverts()
}
// merges
if ans.IncludeMerges {
tpl += t.merges(ans.Style)
}
// notes
tpl += t.notes()
// versions end
tpl += "\n{{ end -}}"
// footer (links)
tpl += t.footer(ans.Style)
return tpl, nil
}
func (t *kacTemplateBuilderImpl) unreleased(style, format string) string {
var (
id = ""
title = "Unreleased"
commits = t.commits(".Unreleased.CommitGroups", format)
)
switch style {
case styleGitHub, styleGitLab, styleBitbucket:
id = "<a name=\"unreleased\"></a>\n"
title = fmt.Sprintf("[%s]", title)
}
return fmt.Sprintf(`{{ if .Versions -}}
%s## %s
{{ if .Unreleased.CommitGroups -}}
%s{{ end -}}
{{ end -}}
`, id, title, commits)
}
func (t *kacTemplateBuilderImpl) versionHeader(style string) string {
var (
id = ""
tagName = "{{ .Tag.Name }}"
date = "{{ datetime \"2006-01-02\" .Tag.Date }}"
)
switch style {
case styleGitHub, styleGitLab, styleBitbucket:
id = templateTagNameAnchor
tagName = "{{ if .Tag.Previous }}[{{ .Tag.Name }}]{{ else }}{{ .Tag.Name }}{{ end }}"
}
return fmt.Sprintf("%s## %s - %s\n", id, tagName, date)
}
func (t *kacTemplateBuilderImpl) commits(commitGroups, format string) string {
var (
body string
)
switch format {
case fmtSubject.display:
body = `{{ range .Commits -}}
- {{ .Header }}
{{ end }}`
default:
body = `### {{ .Title }}
{{ range .Commits -}}
- {{ if .Scope }}**{{ .Scope }}:** {{ end }}{{ .Subject }}
{{ end }}`
}
return fmt.Sprintf(`{{ range %s -}}
%s
{{ end -}}
`, commitGroups, body)
}
func (t *kacTemplateBuilderImpl) reverts() string {
return `
{{- if .RevertCommits -}}
### Reverts
{{ range .RevertCommits -}}
- {{ .Revert.Header }}
{{ end }}
{{ end -}}
`
}
func (t *kacTemplateBuilderImpl) merges(style string) string {
var title string
switch style {
case styleGitHub, styleBitbucket:
title = "Pull Requests"
case styleGitLab:
title = "Merge Requests"
default:
title = "Merges"
}
return fmt.Sprintf(`
{{- if .MergeCommits -}}
### %s
{{ range .MergeCommits -}}
- {{ .Header }}
{{ end }}
{{ end -}}
`, title)
}
func (*kacTemplateBuilderImpl) notes() string {
return `
{{- if .NoteGroups -}}
{{ range .NoteGroups -}}
### {{ .Title }}
{{ range .Notes }}
{{ .Body }}
{{ end }}
{{ end -}}
{{ end -}}`
}
func (*kacTemplateBuilderImpl) footer(style string) string {
switch style {
case styleGitHub, styleGitLab:
return `
{{- if .Versions }}
[Unreleased]: {{ .Info.RepositoryURL }}/compare/{{ $latest := index .Versions 0 }}{{ $latest.Tag.Name }}...HEAD
{{ range .Versions -}}
{{ if .Tag.Previous -}}
[{{ .Tag.Name }}]: {{ $.Info.RepositoryURL }}/compare/{{ .Tag.Previous.Name }}...{{ .Tag.Name }}
{{ end -}}
{{ end -}}
{{ end -}}`
case styleBitbucket:
return `
{{- if .Versions }}
[Unreleased]: {{ .Info.RepositoryURL }}/compare/HEAD..{{ $latest := index .Versions 0 }}{{ $latest.Tag.Name }}
{{ range .Versions -}}
{{ if .Tag.Previous -}}
[{{ .Tag.Name }}]: {{ $.Info.RepositoryURL }}/compare/{{ .Tag.Name }}..{{ .Tag.Previous.Name }}
{{ end -}}
{{ end -}}
{{ end -}}`
default:
return ""
}
}