mirror of
https://github.com/weaveworks/scope.git
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c9d53ef8be
``` $ gvt fetch -tag v1.1.0 github.com/weaveworks/promrus 2017/10/08 XX:XX:XX Fetching: github.com/weaveworks/promrus 2017/10/08 XX:XX:XX · Fetching recursive dependency: github.com/julienschmidt/httprouter 2017/10/08 XX:XX:XX · Fetching recursive dependency: github.com/go-kit/kit/log 2017/10/08 XX:XX:XX ·· Fetching recursive dependency: github.com/go-stack/stack 2017/10/08 XX:XX:XX ·· Fetching recursive dependency: github.com/go-logfmt/logfmt 2017/10/08 XX:XX:XX ··· Fetching recursive dependency: github.com/kr/logfmt 2017/10/08 XX:XX:XX · Skipping (existing): gopkg.in/yaml.v2 2017/10/08 XX:XX:XX · Fetching recursive dependency: gopkg.in/alecthomas/kingpin.v2 2017/10/08 XX:XX:XX ·· Fetching recursive dependency: github.com/alecthomas/units 2017/10/08 XX:XX:XX ·· Fetching recursive dependency: github.com/alecthomas/template 2017/10/08 XX:XX:XX · Skipping (existing): golang.org/x/net/context/ctxhttp 2017/10/08 XX:XX:XX · Fetching recursive dependency: github.com/stretchr/objx 2017/10/08 XX:XX:XX · Skipping (existing): golang.org/x/net/context 2017/10/08 XX:XX:XX · Fetching recursive dependency: github.com/pkg/errors ```
18 lines
362 B
Go
18 lines
362 B
Go
package objx
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// Has gets whether there is something at the specified selector
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// or not.
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//
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// If m is nil, Has will always return false.
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func (m Map) Has(selector string) bool {
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if m == nil {
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return false
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}
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return !m.Get(selector).IsNil()
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}
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// IsNil gets whether the data is nil or not.
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func (v *Value) IsNil() bool {
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return v == nil || v.data == nil
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}
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