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Fix Hugo hang up with empty content directory

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Site.ReadPagesFromSource returns nil chan error value when a site
content directory is empty but its receiver expects to be passed
something error values via the channel.

This fixes it by returning a channel which will be immediately closed.

Fix #1797
This commit is contained in:
Tatsushi Demachi 2016-02-01 00:21:12 +09:00
parent ec02b9908c
commit 68e2e63d92
1 changed files with 4 additions and 3 deletions
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7
hugolib/site.go
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@ -876,8 +876,11 @@ func (s *Site) ReadPagesFromSource() chan error {
panic(fmt.Sprintf("s.Source not set %s", s.absContentDir()))
}
errs := make(chan error)
if len(s.Source.Files()) < 1 {
return nil
close(errs)
return errs
}
files := s.Source.Files()
@ -891,8 +894,6 @@ func (s *Site) ReadPagesFromSource() chan error {
go sourceReader(s, filechan, results, wg)
}
errs := make(chan error)
// we can only have exactly one result collator, since it makes changes that
// must be synchronized.
go readCollator(s, results, errs)