summaryrefslogtreecommitdiffhomepage
path: root/vendor/github.com/a-h/templ/flush.go
blob: 56d7d3a629b79cf10c7633db5339badb170ad2c6 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
package templ

import (
	"context"
	"io"
)

// Flush flushes the output buffer after all its child components have been rendered.
func Flush() FlushComponent {
	return FlushComponent{}
}

type FlushComponent struct {
}

type flusherError interface {
	Flush() error
}

type flusher interface {
	Flush()
}

func (f FlushComponent) Render(ctx context.Context, w io.Writer) (err error) {
	if err = GetChildren(ctx).Render(ctx, w); err != nil {
		return err
	}
	switch w := w.(type) {
	case flusher:
		w.Flush()
		return nil
	case flusherError:
		return w.Flush()
	}
	return nil
}