func executeResponseDSL(name string, paramsAndDSL ...interface{}) *design.ResponseDefinition {
var params []string
var dsl func()
var ok bool
if len(paramsAndDSL) > 0 {
d := paramsAndDSL[len(paramsAndDSL)-1]
if dsl, ok = d.(func()); ok {
paramsAndDSL = paramsAndDSL[:len(paramsAndDSL)-1]
}
params = make([]string, len(paramsAndDSL))
for i, p := range paramsAndDSL {
params[i], ok = p.(string)
if !ok {
dslengine.ReportError("invalid response template parameter %#v, must be a string", p)
return nil
}
}
}
var resp *design.ResponseDefinition
if len(params) > 0 {
if tmpl, ok := design.Design.ResponseTemplates[name]; ok {
resp = tmpl.Template(params...)
} else if tmpl, ok := design.Design.DefaultResponseTemplates[name]; ok {
resp = tmpl.Template(params...)
} else {
dslengine.ReportError("no response template named %#v", name)
return nil
}
} else {
if ar, ok := design.Design.Responses[name]; ok {
resp = ar.Dup()
resp.Global = true
} else if ar, ok := design.Design.DefaultResponses[name]; ok {
resp = ar.Dup()
resp.Standard = true
} else {
resp = &design.ResponseDefinition{Name: name}
}
}
if dsl != nil {
if !dslengine.Execute(dsl, resp) {
return nil
}
resp.Standard = false
resp.Global = false
}
return resp
}