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feat(fs): Implement loading HTML from http.FileSystem (#4053)

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* Implement loading HTML from http.FileSystem

* Add OnlyHTMLFS test

* Move OnlyHTMLFS to internal and add test
This commit is contained in:
sunshineplan
2025-04-21 00:11:16 +08:00
committed by GitHub
parent 0eb99493c2
commit 71496abe68
8 changed files with 258 additions and 18 deletions
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18
render/html.go
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@ -7,6 +7,8 @@ package render
import (
"html/template"
"net/http"
"github.com/gin-gonic/gin/internal/fs"
)
// Delims represents a set of Left and Right delimiters for HTML template rendering.
@ -31,10 +33,12 @@ type HTMLProduction struct {
// HTMLDebug contains template delims and pattern and function with file list.
type HTMLDebug struct {
Files []string
Glob string
Delims Delims
FuncMap template.FuncMap
Files []string
Glob string
FileSystem http.FileSystem
Patterns []string
Delims Delims
FuncMap template.FuncMap
}
// HTML contains template reference and its name with given interface object.
@ -73,7 +77,11 @@ func (r HTMLDebug) loadTemplate() *template.Template {
if r.Glob != "" {
return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).Funcs(r.FuncMap).ParseGlob(r.Glob))
}
panic("the HTML debug render was created without files or glob pattern")
if r.FileSystem != nil && len(r.Patterns) > 0 {
return template.Must(template.New("").Delims(r.Delims.Left, r.Delims.Right).Funcs(r.FuncMap).ParseFS(
fs.FileSystem{FileSystem: r.FileSystem}, r.Patterns...))
}
panic("the HTML debug render was created without files or glob pattern or file system with patterns")
}
// Render (HTML) executes template and writes its result with custom ContentType for response.