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Resolution-agnostic API for logic solvers

There is a newer version: 1.0.4

package it.unibo.tuprolog.solve.stdlib.magic

import it.unibo.tuprolog.core.Atom
import it.unibo.tuprolog.core.Constant
import it.unibo.tuprolog.core.Scope
import it.unibo.tuprolog.core.Struct
import it.unibo.tuprolog.core.Substitution
import it.unibo.tuprolog.core.Term
import it.unibo.tuprolog.core.TermVisitor

object MagicCut : Atom by Atom.of("!") {
    const val FUNCTOR: String = "!MagicCut!"

    override val isConstant: Boolean
        get() = true

    override val isAtom: Boolean
        get() = true

    override val isStruct: Boolean
        get() = true

    override fun asConstant(): Constant = this

    override fun castToConstant(): Constant = this

    override fun toString(): String = FUNCTOR // different symbol for debugging purposes

    override fun freshCopy(): Atom = this

    override fun freshCopy(scope: Scope): Atom = this

    override fun apply(substitution: Substitution): Term = this

    override fun get(
        substitution: Substitution,
        vararg substitutions: Substitution,
    ): Term = this

    override fun apply(
        substitution: Substitution,
        vararg substitutions: Substitution,
    ): Term = this

    override fun  accept(visitor: TermVisitor): T = visitor.visitAtom(this)

    override fun asAtom(): Atom = this

    override fun asStruct(): Struct = this

    override fun castToAtom(): Atom = this

    override fun castToStruct(): Struct = this
}