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51 lines
1008 B
51 lines
1008 B
package main
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import (
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"bytes"
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"text/template"
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)
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var errorsTemplate = `
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{{ range .Errors }}
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{{ if .HasComment }}{{ .Comment }}{{ end -}}
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func Is{{.CamelValue}}(err error) bool {
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if err == nil {
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return false
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}
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e := errors.FromError(err)
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return e.Reason == {{ .Name }}_{{ .Value }}.String() && e.Code == {{ .HTTPCode }}
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}
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{{ if .HasComment }}{{ .Comment }}{{ end -}}
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func Error{{ .CamelValue }}(format string, args ...interface{}) *errors.Error {
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return errors.New({{ .HTTPCode }}, {{ .Name }}_{{ .Value }}.String(), fmt.Sprintf(format, args...))
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}
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{{- end }}
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`
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type errorInfo struct {
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Name string
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Value string
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HTTPCode int
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CamelValue string
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Comment string
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HasComment bool
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}
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type errorWrapper struct {
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Errors []*errorInfo
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}
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func (e *errorWrapper) execute() string {
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buf := new(bytes.Buffer)
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tmpl, err := template.New("errors").Parse(errorsTemplate)
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if err != nil {
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panic(err)
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}
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if err := tmpl.Execute(buf, e); err != nil {
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panic(err)
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}
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return buf.String()
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}
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