41 lines
1,018 B
Go
41 lines
1,018 B
Go
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package client
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import (
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"context"
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"google.golang.org/grpc"
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)
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// CallOption is a messaging session option within Protobuf RPC.
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type CallOption func(*callParameters)
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type callParameters struct {
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ctx context.Context // nolint:containedctx
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dialer func(context.Context, grpc.ClientConnInterface) error
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}
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func defaultCallParameters() *callParameters {
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return &callParameters{
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ctx: context.Background(),
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}
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}
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// WithContext returns option to specify call context. If provided, all network
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// communications will be based on this context. Otherwise, context.Background()
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// is used.
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//
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// Context SHOULD NOT be nil.
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func WithContext(ctx context.Context) CallOption {
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return func(prm *callParameters) {
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prm.ctx = ctx
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}
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}
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// WithDialer returns option to specify grpc dialer. If passed, it will be
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// called after the connection is successfully created.
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func WithDialer(dialer func(context.Context, grpc.ClientConnInterface) error) CallOption {
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return func(prm *callParameters) {
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prm.dialer = dialer
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}
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}
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