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• ToString.scala

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org.opencypher.v9_0.expressions.functions.ToString.scala Maven / Gradle / Ivy

/*
 * Copyright (c) Neo4j Sweden AB (http://neo4j.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.opencypher.v9_0.expressions.functions

import org.opencypher.v9_0.expressions.TypeSignature
import org.opencypher.v9_0.util.symbols.CTAny
import org.opencypher.v9_0.util.symbols.CTBoolean
import org.opencypher.v9_0.util.symbols.CTDate
import org.opencypher.v9_0.util.symbols.CTDateTime
import org.opencypher.v9_0.util.symbols.CTDuration
import org.opencypher.v9_0.util.symbols.CTFloat
import org.opencypher.v9_0.util.symbols.CTInteger
import org.opencypher.v9_0.util.symbols.CTLocalDateTime
import org.opencypher.v9_0.util.symbols.CTLocalTime
import org.opencypher.v9_0.util.symbols.CTPoint
import org.opencypher.v9_0.util.symbols.CTString
import org.opencypher.v9_0.util.symbols.CTTime

case object ToString extends Function {
  override def name = "toString"

  val validInputTypes = Seq(
    CTFloat,
    CTInteger,
    CTBoolean,
    CTString,
    CTDuration,
    CTDate,
    CTTime,
    CTDateTime,
    CTLocalTime,
    CTLocalDateTime,
    CTPoint
  )

  override val signatures = Vector(
    TypeSignature(this, CTAny, CTString,
      "Converts an integer, float, boolean or temporal type (i.e. Date, Time, LocalTime, DateTime, LocalDateTime or Duration) value to a string.", Category.STRING)
  )
}