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coulomb-core

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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.conversion

import scala.annotation.implicitNotFound

/** conversion of value types, assuming some constant unit type */
@implicitNotFound("No value conversion in scope for value types ${VF} => ${VT}")
abstract class ValueConversion[VF, VT] extends (VF => VT)

@implicitNotFound(
    "No truncating value conversion in scope for value types ${VF} => ${VT}"
)
abstract class TruncatingValueConversion[VF, VT] extends (VF => VT)

/** Convert a value of type V from implied units UF to UT */
@implicitNotFound(
    "No unit conversion in scope for value type ${V}, unit types ${UF} => ${UT}"
)
abstract class UnitConversion[V, UF, UT] extends (V => V)

@implicitNotFound(
    "No truncating unit conversion in scope for value type ${V}, unit types ${UF} => ${UT}"
)
abstract class TruncatingUnitConversion[V, UF, UT] extends (V => V)

/** Convert a value of type V from implied delta units UF to UT */
@implicitNotFound(
    "No unit conversion in scope for value type ${V}, unit types ${UF} => ${UT}"
)
abstract class DeltaUnitConversion[V, B, UF, UT] extends (V => V)

/** Convert a value of type V from implied delta units UF to UT */
@implicitNotFound(
    "No truncating unit conversion in scope for value type ${V}, unit types ${UF} => ${UT}"
)
abstract class TruncatingDeltaUnitConversion[V, B, UF, UT] extends (V => V)