30 lines
795 B
Plaintext
30 lines
795 B
Plaintext
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package wasmcloud:messaging@0.2.0;
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/// Types common to message broker interactions
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interface types {
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/// A message sent to or received from a broker
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record broker-message {
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subject: string,
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body: list<u8>,
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reply-to: option<string>,
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}
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}
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interface handler {
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use types.{broker-message};
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/// Callback handled to invoke a function when a message is received from a subscription
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handle-message: func(msg: broker-message) -> result<_, string>;
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}
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interface consumer {
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use types.{broker-message};
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/// Perform a request operation on a subject
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request: func(subject: string, body: list<u8>, timeout-ms: u32) -> result<broker-message, string>;
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/// Publish a message to a subject without awaiting a response
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publish: func(msg: broker-message) -> result<_, string>;
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}
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