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https://issues.apache.org/jira/browse/TAP5-845?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Howard M. Lewis Ship closed TAP5-845.
-------------------------------------
Resolution: Fixed
Fix Version/s: 5.3
Assignee: Howard M. Lewis Ship
> Informal Parameters are not allowed to have the value "" (the empty string)
> ---------------------------------------------------------------------------
>
> Key: TAP5-845
> URL: https://issues.apache.org/jira/browse/TAP5-845
> Project: Tapestry 5
> Issue Type: Bug
> Components: tapestry-core
> Affects Versions: 5.2.0
> Reporter: Howard M. Lewis Ship
> Assignee: Howard M. Lewis Ship
> Priority: Minor
> Fix For: 5.3
>
>
> A simple component:
> @SupportsInformalParameters
> public class Img {
> @Inject
> private ComponentResources resources;
> @Parameter(autoconnect = true, defaultPrefix = BindingConstants.CONTEXT)
> private Asset src;
> boolean beginRender(MarkupWriter writer) {
> writer.element("img", "src", src);
> resources.renderInformalParameters(writer);
> writer.end();
> return true;
> }
> }
> Fails on:
> <t:img src="images/stripe.gif" width="984" height="18" alt="" />
> With:
> Parameter 'alt' must have a non-empty binding.
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