Merge pull request #125 from prometheus/fabxc/yaml
Add LabelName regular expression
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438d8aefa8
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@ -61,6 +61,8 @@ const (
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QuantileLabel = "quantile"
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)
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var labelNameRE = regexp.MustCompile("^[a-zA-Z_][a-zA-Z0-9_]*$")
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// A LabelName is a key for a LabelSet or Metric. It has a value associated
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// therewith.
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type LabelName string
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