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Add P0 event and interface compatibility knowledge (#98)
* Add P0 extensibility compatibility knowledge Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com> Copilot-Session: 645349fd-1892-48f3-8a84-db77d6abd1c3 * Correct event compatibility guidance Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com> Copilot-Session: 645349fd-1892-48f3-8a84-db77d6abd1c3 --------- Co-authored-by: Jesper Schulz-Wedde <jesper.schulzwedde@microsoft.com>
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// Demonstration-only AL. Not compiled by CI; illustrates the article.
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// Demonstration-only AL. Version 1 exposed PostDocument(SalesHeader).
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codeunit 50251 "Param Append Bad Sample"
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{
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procedure PostDocument(var SalesHeader: Record "Sales Header"; CalledFromBatch: Boolean)
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var
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IsHandled: Boolean;
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procedure PostDocument(var SalesHeader: Record "Sales Header")
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begin
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IsHandled := false;
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// Anti-pattern: 'CalledFromBatch' was inserted before the existing
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// IsHandled parameter, shifting it and breaking the argument positions
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// every existing subscriber relied on.
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OnBeforePostDocument(SalesHeader, CalledFromBatch, IsHandled);
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if IsHandled then
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exit;
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// Existing callers cannot supply the newly required argument.
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OnBeforePostDocument(SalesHeader);
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end;
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[IntegrationEvent(false, false)]
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local procedure OnBeforePostDocument(var SalesHeader: Record "Sales Header"; CalledFromBatch: Boolean; var IsHandled: Boolean)
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procedure OnBeforePostDocument(var SalesHeader: Record "Sales Header"; CalledFromBatch: Boolean)
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begin
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end;
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}
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