Argument.kt
/*
* Copyright 2017 The Android Open Source Project
*
* 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 androidx.navigation.safe.args.generator.models
import androidx.navigation.safe.args.generator.NavType
import androidx.navigation.safe.args.generator.NullValue
import androidx.navigation.safe.args.generator.WritableValue
import androidx.navigation.safe.args.generator.ext.joinToCamelCaseAsVar
data class Argument(
val name: String,
val type: NavType,
val defaultValue: WritableValue? = null,
val isNullable: Boolean = false
) {
init {
if (isNullable && !type.allowsNullable()) {
throw IllegalArgumentException(
"Argument is nullable but type $type " +
"cannot be nullable."
)
}
if (!isNullable && defaultValue == NullValue) {
throw IllegalArgumentException("Argument has null value but is not nullable.")
}
}
val sanitizedName = name.split("[^a-zA-Z0-9]".toRegex())
.map { it.trim() }.joinToCamelCaseAsVar()
fun isOptional() = defaultValue != null
operator fun component5() = sanitizedName
}