27 lines
468 B
Go
27 lines
468 B
Go
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package expvar
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import (
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"expvar"
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"fmt"
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"github.com/gin-gonic/gin"
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)
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func Handler() gin.HandlerFunc {
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return func(c *gin.Context) {
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w := c.Writer
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c.Header("Content-Type", "application/json; charset=utf-8")
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w.Write([]byte("{\n"))
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first := true
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expvar.Do(func(kv expvar.KeyValue) {
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if !first {
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w.Write([]byte(",\n"))
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}
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first = false
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fmt.Fprintf(w, "%q: %s", kv.Key, kv.Value)
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})
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w.Write([]byte("\n}\n"))
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c.AbortWithStatus(200)
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}
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}
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