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47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package driver
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import (
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"context"
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"fmt"
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"github.com/MontFerret/ferret/pkg/runtime/core"
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"github.com/MontFerret/ferret/pkg/runtime/values"
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"github.com/MontFerret/ferret/pkg/stdlib/html/driver/dynamic"
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"github.com/MontFerret/ferret/pkg/stdlib/html/driver/static"
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)
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type DriverName string
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const (
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Dynamic DriverName = "dynamic"
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Static DriverName = "static"
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)
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type Driver interface {
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GetDocument(ctx context.Context, url string) (values.HtmlNode, error)
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Close() error
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}
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func ToContext(ctx context.Context, name DriverName, drv Driver) context.Context {
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return context.WithValue(ctx, name, drv)
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}
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func FromContext(ctx context.Context, name DriverName) (Driver, error) {
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val := ctx.Value(name)
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drv, ok := val.(Driver)
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if ok {
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return drv, nil
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}
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return nil, core.Error(core.ErrNotFound, fmt.Sprintf("%s driver", name))
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}
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func WithDynamicDriver(ctx context.Context, addr string) context.Context {
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return context.WithValue(ctx, Dynamic, dynamic.NewDriver(addr))
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}
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func WithStaticDriver(ctx context.Context, opts ...static.Option) context.Context {
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return context.WithValue(ctx, Static, static.NewDriver(opts...))
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}
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