71 lines
2.8 KiB
OpenEdge ABL
71 lines
2.8 KiB
OpenEdge ABL
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// TODO: Think if the IDL should compile into a IR (Intermediate Representation)
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// Identifier for this schema, every identifier should be unique, generated by the schema compiler
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// so its not necessary to do this manually
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tag 0563125512
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// Namespacing for the package as per usual schemas do
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namespace examples.thing.basic
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settings {
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// This option makes so messages(consequentially structs) by default do not require to specify a succession index,
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// and so this makes that both caller and provider are required to communicate on the same schema version
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indexed_fields = false
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}
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// Imports from standard library schema types or from other schemas
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// Constants are immutable values that exist permanently in schema types, useful for universal references
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const WORLD_COUNT u8 = 10
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// A basic message structure with versioning, the default is versioned unless specified so
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struct MessageVersioned {
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optional str world_name: 1
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str person_name: 2
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}
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// A basic message structure without versioning
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struct Message versioned=False {
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str world_name
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}
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// Protocol definition that can be used for RPC, IPC or anything of the likes you can turn it into.
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// The »provider« setting means that this protocol should be served by a Server, or a Client, or both
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// its useful for limiting who can make cals to who.
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// You can still specify per function who calls who, the field is for default behavior
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protocol World provider=Server {
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// One-way call that only the client can do to the server, synchronous, no return
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// since its synchronous, the call will still be blocking on the caller until the provider is done processing it
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function hello()
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// Similar to above, one-way, no return, but this time asynchronous so the caller won't wait, and the provider
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// won't send a signal to the caller saying that it is done
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async function hello_await()
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// Two-way call, both client and server are providers and callers
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async client server function hello_both()
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// One-way call, asynchronous, single return, since its asynchronous and a return is specified,
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// the caller has the option to await or to be blocking, since it doesn't impact the provider
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async function hello_back() -> str
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// Two-way call, both client and server are providers and callers, and returns a value, similar as above
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async client server function hello_back_both() -> str
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// Two-way call, both client and server are providers and callers, and returns a value, similar as above
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// difference being a timeout is specified, so if the call process time exceeds the time til return,
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// the caller will abort waiting for the response or return signal
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async client server function hello_back_both() -> str: timeout_ms=1000
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}
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// TODO: Think what »discoverable« should mean, just like Fuchsia IDL
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@discoverable
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protocol OpenWorld {
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}
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