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add godoc comments for the updated macro package

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Former-commit-id: 5a90777926f6457b6639514e51ce48a4a57886c6
This commit is contained in:
Gerasimos (Makis) Maropoulos
2018-10-16 01:39:27 +03:00
parent 3002736086
commit 8f53f7c399
6 changed files with 57 additions and 12 deletions
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15
macro/template.go
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@@ -54,14 +54,23 @@ func (p TemplateParam) preComputed() TemplateParam {
return p
}
// CanEval returns true if this "p" TemplateParam should be evaluated in serve time.
// It is computed before server ran and it is used to determinate if a route needs to build a macro handler (middleware).
func (p *TemplateParam) CanEval() bool {
return p.canEval
}
// paramChanger is the same form of context's Params().Set
// Eval is the most critical part of the TEmplateParam.
// It is responsible to return "passed:true" or "not passed:false"
// if the "paramValue" is the correct type of the registered parameter type
// and all functions, if any, are passed.
// "paramChanger" is the same form of context's Params().Set
// we could accept a memstore.Store or even context.RequestParams
// but this form has been chosed in order to test easier and fully decoupled from a request when necessary.
func (p *TemplateParam) Eval(paramValue string, paramChanger memstore.ValueSetter) bool {
//
// It is called from the converted macro handler (middleware)
// from the higher-level component of "kataras/iris/macro/handler#MakeHandler".
func (p *TemplateParam) Eval(paramValue string, paramSetter memstore.ValueSetter) bool {
if p.TypeEvaluator == nil {
for _, fn := range p.stringInFuncs {
if !fn(paramValue) {
@@ -87,7 +96,7 @@ func (p *TemplateParam) Eval(paramValue string, paramChanger memstore.ValueSette
}
}
paramChanger.Set(p.Name, newValue)
paramSetter.Set(p.Name, newValue)
return true
}