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RPC error (#23)

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This commit is contained in:
Julien Neuhart
2018-12-12 12:20:07 +01:00
committed by GitHub
parent 6ee1932cbf
commit 1ef21c6ed6
3 changed files with 11 additions and 7 deletions
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7
internal/pkg/printer/html.go
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@@ -36,14 +36,15 @@ const defaultHeaderFooterHTML string = "<html><head></head><body></body></html>"
// Print converts HTML to PDF.
// Credits: https://medium.com/compass-true-north/go-service-to-convert-web-pages-to-pdf-using-headless-chrome-5fd9ffbae1af
func (html *HTML) Print(destination string) error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// use the DevTools HTTP/JSON API to manage targets (e.g. pages, webworkers).
devt := devtool.New("http://127.0.0.1:9222")
pt, err := devt.Create(html.Context)
devt, err := devtool.New("http://localhost:9222").Version(ctx)
if err != nil {
return fmt.Errorf("creating DevTools target: %v", err)
}
// open a new RPC connection to the Chrome Debugging Protocol target.
conn, err := rpcc.DialContext(html.Context, pt.WebSocketDebuggerURL)
conn, err := rpcc.DialContext(html.Context, devt.WebSocketDebuggerURL)
if err != nil {
return fmt.Errorf("creating RPC connection: %v", err)
}