Spot the bug Go
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package main
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import "fmt"
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var files = map[string]string{"prod.cfg": "port=9090"}6
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// Load the config, falling back to the default when no path is set.
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func loadConfig(path string) (string, error) {9
cfg := "port=8080"
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if path != "" {11
cfg, ok := files[path]
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if !ok {13
return cfg, fmt.Errorf("missing %s", path)14
}
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}
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return cfg, nil
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}
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func main() {20
fmt.Println(loadConfig("prod.cfg"))21
// expected: port=9090 <nil>, actual: port=8080 <nil> (!)
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}