com.github.treepat.target_tree.TargetTree.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.target_tree

import com.github.treepat.expression.TreepatExpression
import com.github.treepat.expression.operators.VisitorFunctionResponse

interface TargetTree {
    var root: T?

    fun findMatchesRaw(treepatExpression: TreepatExpression): VisitorFunctionResponse =
        treepatExpression.executeExpression(root)

    fun hasMatch(treepatExpression: TreepatExpression): Boolean = findMatchesRaw(treepatExpression).hasMatch
    fun findMatches(treepatExpression: TreepatExpression): List> =
        findMatchesRaw(treepatExpression).responses.map { it.matches }
}