func Home() func(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
contents, err := ioutil.ReadFile("views/home.html")
if err != nil {
panic(err)
}
template, err := raymond.Parse(string(contents))
if err != nil {
panic(err)
}
return func(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
var ring_string string
// fmt.Println(Toy.Ring)
if Toy.Ring == nil {
ring_string = ""
} else {
ring_string = Toy.Ring.String()
}
context := map[string]interface{}{
"ring": ring_string,
"keys": Toy.Data.Keys(),
}
output, err := template.Exec(context)
if err != nil {
panic(err)
}
w.Write([]byte(output))
}
}
func TestBasicErrors(t *testing.T) {
t.Parallel()
var err error
inputs := []string{
// this keyword nested inside path
"{{#hellos}}{{text/this/foo}}{{/hellos}}",
// this keyword nested inside helpers param
"{{#hellos}}{{foo text/this/foo}}{{/hellos}}",
}
expectedError := regexp.QuoteMeta("Invalid path: text/this")
for _, input := range inputs {
_, err = raymond.Parse(input)
if err == nil {
t.Errorf("Test failed - Error expected")
}
match, errMatch := regexp.MatchString(expectedError, fmt.Sprint(err))
if errMatch != nil {
panic("Failed to match regexp")
}
if !match {
t.Errorf("Test failed - Expected error:\n\t%s\n\nGot:\n\t%s", expectedError, err)
}
}
}
func (e *Engine) Build(name, tpl string) (interface{}, Error) {
t, err := raymond.Parse(tpl)
if err != nil {
return nil, kit.AppError{
Code: "tpl_parse_error",
Message: err.Error(),
}
}
e.templates[name] = t
return t, nil
}
// BuildTemplates builds the handlebars templates
func (e *Engine) BuildTemplates() error {
if e.Config.Extensions == nil || len(e.Config.Extensions) == 0 {
e.Config.Extensions = []string{".html"}
}
// register the global helpers
if e.Config.Handlebars.Helpers != nil {
raymond.RegisterHelpers(e.Config.Handlebars.Helpers)
}
// the render works like {{ render "myfile.html" theContext.PartialContext}}
// instead of the html/template engine which works like {{ render "myfile.html"}} and accepts the parent binding, with handlebars we can't do that because of lack of runtime helpers (dublicate error)
raymond.RegisterHelper("render", func(partial string, binding interface{}) raymond.SafeString {
contents, err := e.executeTemplateBuf(partial, binding)
if err != nil {
return raymond.SafeString("Template with name: " + partial + " couldn't not be found.")
}
return raymond.SafeString(contents)
})
var templateErr error
dir := e.Config.Directory
filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
if info == nil || info.IsDir() {
return nil
}
rel, err := filepath.Rel(dir, path)
if err != nil {
return err
}
ext := ""
if strings.Index(rel, ".") != -1 {
ext = filepath.Ext(rel)
}
for _, extension := range e.Config.Extensions {
if ext == extension {
buf, err := ioutil.ReadFile(path)
contents := string(buf)
if err != nil {
templateErr = err
break
}
name := filepath.ToSlash(rel)
tmpl, err := raymond.Parse(contents)
if err != nil {
templateErr = err
continue
}
e.mu.Lock()
e.templateCache[name] = tmpl
e.mu.Unlock()
break
}
}
return nil
})
return templateErr
}
func launchTests(t *testing.T, tests []Test) {
t.Parallel()
for _, test := range tests {
var err error
var tpl *raymond.Template
if DUMP_TPL {
filename := strconv.Itoa(dump_tpl_nb)
if err := ioutil.WriteFile(path.Join(".", "dump_tpl", filename), []byte(test.input), 0644); err != nil {
panic(err)
}
dump_tpl_nb += 1
}
// parse template
tpl, err = raymond.Parse(test.input)
if err != nil {
t.Errorf("Test '%s' failed - Failed to parse template\ninput:\n\t'%s'\nerror:\n\t%s", test.name, test.input, err)
} else {
if len(test.helpers) > 0 {
// register helpers
tpl.RegisterHelpers(test.helpers)
}
if len(test.partials) > 0 {
// register partials
tpl.RegisterPartials(test.partials)
}
// setup private data frame
var privData *raymond.DataFrame
if test.privData != nil {
privData = raymond.NewDataFrame()
for k, v := range test.privData {
privData.Set(k, v)
}
}
// render template
output, err := tpl.ExecWith(test.data, privData)
if err != nil {
t.Errorf("Test '%s' failed\ninput:\n\t'%s'\ndata:\n\t%s\nerror:\n\t%s\nAST:\n\t%s", test.name, test.input, raymond.Str(test.data), err, tpl.PrintAST())
} else {
// check output
var expectedArr []string
expectedArr, ok := test.output.([]string)
if ok {
match := false
for _, expectedStr := range expectedArr {
if expectedStr == output {
match = true
break
}
}
if !match {
t.Errorf("Test '%s' failed\ninput:\n\t'%s'\ndata:\n\t%s\npartials:\n\t%s\nexpected\n\t%q\ngot\n\t%q\nAST:\n%s", test.name, test.input, raymond.Str(test.data), raymond.Str(test.partials), expectedArr, output, tpl.PrintAST())
}
} else {
expectedStr, ok := test.output.(string)
if !ok {
panic(fmt.Errorf("Erroneous test output description: %q", test.output))
}
if expectedStr != output {
t.Errorf("Test '%s' failed\ninput:\n\t'%s'\ndata:\n\t%s\npartials:\n\t%s\nexpected\n\t%q\ngot\n\t%q\nAST:\n%s", test.name, test.input, raymond.Str(test.data), raymond.Str(test.partials), expectedStr, output, tpl.PrintAST())
}
}
}
}
}
}