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feat: Change to kindly error message when git-tag does not exist

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This commit is contained in:
tsuyoshiwada 2018-04-07 14:57:57 +09:00
parent 588c3d0a41
commit 82d0df16a8
2 changed files with 37 additions and 32 deletions
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8
chglog.go
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@ -2,6 +2,7 @@
package chglog
import (
"errors"
"fmt"
"io"
"os"
@ -135,6 +136,7 @@ func (gen *Generator) Generate(w io.Writer, query string) error {
func (gen *Generator) readVersions(query string) ([]*Version, error) {
tags, first, err := gen.getTags(query)
if err != nil {
return nil, err
}
@ -172,7 +174,7 @@ func (gen *Generator) readVersions(query string) ([]*Version, error) {
}
if len(versions) == 0 {
return nil, fmt.Errorf("a commits corresponding to \"%s\" was not found", query)
return nil, fmt.Errorf("commits corresponding to \"%s\" was not found", query)
}
return versions, nil
@ -184,6 +186,10 @@ func (gen *Generator) getTags(query string) ([]*Tag, string, error) {
return nil, "", err
}
if len(tags) == 0 {
return nil, "", errors.New("git-tag does not exist")
}
first := ""
if query != "" {
tags, first, err = gen.tagSelector.Select(tags, query)