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ord.scala
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ord.scala
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/*
* Copyright 2022 Erik Erlandson
*
* 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 coulomb.ops.standard
object ord:
import scala.util.NotGiven
import scala.Conversion
import cats.kernel.Order
import coulomb.Quantity
import coulomb.ops.{Ord, ValueResolution}
given ctx_ord_1V1U[VL, UL, VR, UR](using
// https://github.com/lampepfl/dotty/issues/14585
eqv: VR =:= VL,
equ: UR =:= UL,
ord: Order[VL]
): Ord[VL, UL, VR, UR] =
(ql: Quantity[VL, UL], qr: Quantity[VR, UR]) =>
ord.compare(ql.value, eqv(qr.value))
given ctx_ord_1V2U[VL, UL, VR, UR](using
eqv: VR =:= VL,
neu: NotGiven[UR =:= UL],
icr: Conversion[Quantity[VR, UR], Quantity[VL, UL]],
ord: Order[VL]
): Ord[VL, UL, VR, UR] =
(ql: Quantity[VL, UL], qr: Quantity[VR, UR]) =>
ord.compare(ql.value, icr(qr).value)
given ctx_ord_2V1U[VL, UL, VR, UR](using
nev: NotGiven[VR =:= VL],
equ: UR =:= UL,
vres: ValueResolution[VL, VR],
icl: Conversion[Quantity[VL, UL], Quantity[vres.VO, UL]],
icr: Conversion[Quantity[VR, UR], Quantity[vres.VO, UL]],
ord: Order[vres.VO]
): Ord[VL, UL, VR, UR] =
(ql: Quantity[VL, UL], qr: Quantity[VR, UR]) =>
ord.compare(icl(ql).value, icr(qr).value)
given ctx_ord_2V2U[VL, UL, VR, UR](using
nev: NotGiven[VR =:= VL],
neu: NotGiven[UR =:= UL],
vres: ValueResolution[VL, VR],
icl: Conversion[Quantity[VL, UL], Quantity[vres.VO, UL]],
icr: Conversion[Quantity[VR, UR], Quantity[vres.VO, UL]],
ord: Order[vres.VO]
): Ord[VL, UL, VR, UR] =
(ql: Quantity[VL, UL], qr: Quantity[VR, UR]) =>
ord.compare(icl(ql).value, icr(qr).value)