diff options
Diffstat (limited to 'vendor/github.com/prometheus/common/expfmt/expfmt.go')
| -rw-r--r-- | vendor/github.com/prometheus/common/expfmt/expfmt.go | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/vendor/github.com/prometheus/common/expfmt/expfmt.go b/vendor/github.com/prometheus/common/expfmt/expfmt.go index 6fc9555e3..051b38cd1 100644 --- a/vendor/github.com/prometheus/common/expfmt/expfmt.go +++ b/vendor/github.com/prometheus/common/expfmt/expfmt.go @@ -15,6 +15,7 @@ package expfmt import ( + "fmt" "strings" "github.com/prometheus/common/model" @@ -63,7 +64,7 @@ const ( type FormatType int const ( - TypeUnknown = iota + TypeUnknown FormatType = iota TypeProtoCompact TypeProtoDelim TypeProtoText @@ -73,7 +74,8 @@ const ( // NewFormat generates a new Format from the type provided. Mostly used for // tests, most Formats should be generated as part of content negotiation in -// encode.go. +// encode.go. If a type has more than one version, the latest version will be +// returned. func NewFormat(t FormatType) Format { switch t { case TypeProtoCompact: @@ -91,13 +93,21 @@ func NewFormat(t FormatType) Format { } } +// NewOpenMetricsFormat generates a new OpenMetrics format matching the +// specified version number. +func NewOpenMetricsFormat(version string) (Format, error) { + if version == OpenMetricsVersion_0_0_1 { + return fmtOpenMetrics_0_0_1, nil + } + if version == OpenMetricsVersion_1_0_0 { + return fmtOpenMetrics_1_0_0, nil + } + return fmtUnknown, fmt.Errorf("unknown open metrics version string") +} + // FormatType deduces an overall FormatType for the given format. func (f Format) FormatType() FormatType { toks := strings.Split(string(f), ";") - if len(toks) < 2 { - return TypeUnknown - } - params := make(map[string]string) for i, t := range toks { if i == 0 { |