com.squareup.inject.assisted.processor.DependencyRequest.kt Maven / Gradle / Ivy

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Assisted injection for JSR 330

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/*
 * Copyright (C) 2017 Square, Inc.
 *
 * 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 com.squareup.inject.assisted.processor

import com.squareup.inject.assisted.Assisted
import com.squareup.inject.assisted.processor.internal.hasAnnotation
import javax.lang.model.element.VariableElement

/** Associates a [Key] with its desired use as assisted or not. */
data class DependencyRequest(
  val namedKey: NamedKey,
  /** True when fulfilled by the caller. Otherwise fulfilled by a JSR 330 provider. */
  val isAssisted: Boolean
) {
  val key get() = namedKey.key
  val name get() = namedKey.name

  override fun toString() = (if (isAssisted) "@Assisted " else "") + "$key $name"
}

fun VariableElement.asDependencyRequest() =
    DependencyRequest(asNamedKey(), hasAnnotation())