com.github.treepat.expression.operators.NodeFunction.kt Maven / Gradle / Ivy

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Treepat is a language to recognise patterns in trees in a similar way as regular expressions recognize patterns in strings. Treepat includes analogous operators to regex union, concatenation, and closure, which are extended to the notion of trees.

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package com.github.treepat.expression.operators

fun nodeFunction(grammarNodeName: String): VisitorFunction = { targetTreeNode ->
    when (targetTreeNode?.name) {
        grammarNodeName -> VisitorFunctionResponseFactory.createResponseWithMatches(targetTreeNode)
        else -> VisitorFunctionResponseFactory.createResponseWithZeroMatches(targetTreeNode)
    }
}