wholetrans/docs-matrix-spec
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Only bother trying to fetch if we need to

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This commit is contained in:
Daniel Wagner-Hall 2015-11-19 16:15:13 -05:00
parent 8872e17f93
commit 6f1d00097b
1 changed files with 11 additions and 3 deletions
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14
scripts/speculator/main.go
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@ -147,12 +147,20 @@ func (s *server) updateBase() error {
return runGitCommand(s.matrixDocCloneURL, []string{"fetch"}) return runGitCommand(s.matrixDocCloneURL, []string{"fetch"})
} }
func (s *server) knowsAbout(sha string) bool {
s.mu.Lock()
defer s.mu.Unlock()
return runGitCommand(s.matrixDocCloneURL, []string{"cat-file", "-e", sha + "^{commit}"}) == nil
}
// generateAt generates spec from repo at sha. // generateAt generates spec from repo at sha.
// Returns the path where the generation was done. // Returns the path where the generation was done.
func (s *server) generateAt(sha string) (dst string, err error) { func (s *server) generateAt(sha string) (dst string, err error) {
err = s.updateBase() if !s.knowsAbout(sha) {
if err != nil { err = s.updateBase()
return if err != nil {
return
}
} }
s.mu.Lock() s.mu.Lock()
dst, err = gitClone(s.matrixDocCloneURL, true) dst, err = gitClone(s.matrixDocCloneURL, true)