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Re: [epsilon-dev] Epsilon lambdas and ANTLR 3.2
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Hi Sina,
Thanks for the update. No objections from my side.
Cheers,
Dimitris
On Fri, 2 Nov 2018 at 14:10, Sina Madani <sinadoom@xxxxxxxxxxxxxx> wrote:
>
> Hi all,
>
>
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> In the “lambda-support” branch, I have fixed Bug 464793 [1] by changing the manifest of org.eclipse.epsilon.dependencies to depend on org.antlr.runtime version 3.2.0.
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>
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> Furthermore, I have also added capabilities to use first-order operation call expression syntax to invoke functional interfaces on native types. Examples of this can be found in org.eclipse.epsilon.eol.engine.test.acceptance.firstOrder.lambda.LambdaExpressionTest.eol, which demonstrates the use Functions, Predicates, BiFunctions, Suppliers and Consumers.
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> I managed to get around modifying the EOL grammar to support Suppliers by using the underscore to signify a non-parameter. This will only affect lambda expressions on native types, not existing first-order operation expressions.
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> For anyone interested in the implementation, please see org.eclipse.epsilon.eol.execute.operations.DynamicOperation and org.eclipse.epsilon.eol.dom.FeatureCallExpression#getAbstractOperation.
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> If there are no objections or suggestions, I propose to merge these changes into the main branch and also document this on the website and/or Epsilon book.
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> Thanks,
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> Sina
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>
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> [1] https://bugs.eclipse.org/bugs/show_bug.cgi?id=464793
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>
>
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--
Dimitris Kolovos
Professor of Software Engineering
Department of Computer Science
University of York
http://www.cs.york.ac.uk/~dkolovos
EMAIL DISCLAIMER http://www.york.ac.uk/docs/disclaimer/email.htm
