46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
package json
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import (
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"net/http"
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)
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// Render interface is copied from github.com/gin-gonic/gin@v1.8.1/render/render.go
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type Render interface {
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// Render writes data with custom ContentType.
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Render(http.ResponseWriter) error
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// WriteContentType writes custom ContentType.
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WriteContentType(w http.ResponseWriter)
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}
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type GoJsonRender struct {
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Data any
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NilSafeSlices bool
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NilSafeMaps bool
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Indent *IndentOpt
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Filter *string
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}
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func (r GoJsonRender) Render(w http.ResponseWriter) error {
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header := w.Header()
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if val := header["Content-Type"]; len(val) == 0 {
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header["Content-Type"] = []string{"application/json; charset=utf-8"}
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}
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jsonBytes, err := MarshalSafeCollections(r.Data, r.NilSafeSlices, r.NilSafeMaps, r.Indent, r.Filter)
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if err != nil {
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panic(err)
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}
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_, err = w.Write(jsonBytes)
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if err != nil {
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panic(err)
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}
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return nil
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}
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func (r GoJsonRender) WriteContentType(w http.ResponseWriter) {
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header := w.Header()
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if val := header["Content-Type"]; len(val) == 0 {
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header["Content-Type"] = []string{"application/json; charset=utf-8"}
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}
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}
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