diff options
Diffstat (limited to 'internal/router/template.go')
| -rw-r--r-- | internal/router/template.go | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/internal/router/template.go b/internal/router/template.go index 70d87add1..51c0c4960 100644 --- a/internal/router/template.go +++ b/internal/router/template.go @@ -76,6 +76,10 @@ func LoadTemplates(engine *gin.Engine) error { // Set additional "include" functions to render // provided template name using the base template. + + // Include renders the given template with the given data. + // Unlike `template`, `include` can be chained with `indent` + // to produce nicely-indented HTML. funcMap["include"] = func(name string, data any) (template.HTML, error) { var buf strings.Builder err := tmpl.ExecuteTemplate(&buf, name, data) @@ -85,6 +89,25 @@ func LoadTemplates(engine *gin.Engine) error { return noescape(buf.String()), err } + // includeIndex is like `include` but an index can be specified at + // `.Index` and data will be nested at `.Item`. Useful when ranging. + funcMap["includeIndex"] = func(name string, data any, index int) (template.HTML, error) { + var buf strings.Builder + withIndex := struct { + Item any + Index int + }{ + Item: data, + Index: index, + } + err := tmpl.ExecuteTemplate(&buf, name, withIndex) + + // Template was already escaped by + // ExecuteTemplate so we can trust it. + return noescape(buf.String()), err + } + + // includeAttr is like `include` but for element attributes. funcMap["includeAttr"] = func(name string, data any) (template.HTMLAttr, error) { var buf strings.Builder err := tmpl.ExecuteTemplate(&buf, name, data) |