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40 lines
852 B
40 lines
852 B
package render
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import (
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"fmt"
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"io"
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"net/http"
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"github.com/pkg/errors"
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)
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var plainContentType = []string{"text/plain; charset=utf-8"}
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// String common string struct.
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type String struct {
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Format string
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Data []interface{}
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}
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// Render (String) writes data with custom ContentType.
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func (r String) Render(w http.ResponseWriter) error {
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return writeString(w, r.Format, r.Data)
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}
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// WriteContentType writes string with text/plain ContentType.
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func (r String) WriteContentType(w http.ResponseWriter) {
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writeContentType(w, plainContentType)
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}
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func writeString(w http.ResponseWriter, format string, data []interface{}) (err error) {
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writeContentType(w, plainContentType)
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if len(data) > 0 {
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_, err = fmt.Fprintf(w, format, data...)
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} else {
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_, err = io.WriteString(w, format)
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}
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if err != nil {
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err = errors.WithStack(err)
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}
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return
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}
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