Spaenny/my-bloody-hetzner-sb-notifier
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fixed panic: runtime error: index out of range [0] with length 0

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panic: runtime error: index out of range [0] with length 0

goroutine 1 [running]:
github.com/mrahbar/my-bloody-hetzner-sb-notifier/writer.(*TableWriter).Print(0xc00011be20, {{0x31e, 0x0}, {0x0, 0x0, 0x0}})
        /home/philipp/git/my-bloody-hetzner-sb-notifier/writer/table.go:25 +0x27a
main.run({0x731f00, 0xc0000ae008}, {0x0, 0x4041800000000000, 0x40, 0x100, 0x1800, 0x1800, 0x2, 0xf, ...}, ...)
        /home/philipp/git/my-bloody-hetzner-sb-notifier/main.go:251 +0x335
main.main()
        /home/philipp/git/my-bloody-hetzner-sb-notifier/main.go:138 +0x1a5

If no server was found we crashed, because we tried to print out the 0 element of an array.
This commit is contained in:
Philipp 2021-09-02 15:44:02 +02:00
parent de5ccdf8e8
commit 0010b6c1fc
Signed by untrusted user who does not match committer: Forgejo
GPG key ID: 5A09F9506519E10A
1 changed files with 7 additions and 4 deletions
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3
writer/table.go
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@ -20,9 +20,12 @@ func NewTableWriter(output io.Writer)*TableWriter {
func (c *TableWriter) Print(deals hetzner.Deals) { func (c *TableWriter) Print(deals hetzner.Deals) {
fmt.Fprintf(c.tabWriter,"Got %d offers. Filtered offers: %d\n", deals.ResultStats.OriginalCount, deals.ResultStats.FilteredCount) fmt.Fprintf(c.tabWriter,"Got %d offers. Filtered offers: %d\n", deals.ResultStats.OriginalCount, deals.ResultStats.FilteredCount)
if deals.ResultStats.FilteredCount != {
fmt.Fprintf(c.tabWriter, "%s\n", deals.Servers[0].Header()) fmt.Fprintf(c.tabWriter, "%s\n", deals.Servers[0].Header())
for _, server := range deals.Servers { for _, server := range deals.Servers {
fmt.Fprintf(c.tabWriter, "%s\n", server.ToString()) fmt.Fprintf(c.tabWriter, "%s\n", server.ToString())
} }
c.tabWriter.Flush() c.tabWriter.Flush()
} }
}