androidx.compose.compiler.plugins.kotlin.inference.CallBindings.kt Maven / Gradle / Ivy
/*
* Copyright 2021 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.compose.compiler.plugins.kotlin.inference
/**
* Call bindings are the binding variables for either a function being inferred or a target of a
* call. If a call and the function's call bindings can be unified the call is valid and the
* variables bound by the unification contribute to the environment for the any subsequent bindings.
*
* @param target the binding variable for the call target.
* @param parameters the call bindings the lambda parameters (if any).
*/
class CallBindings(
val target: Binding,
val parameters: List = emptyList(),
val result: CallBindings?,
val anyParameters: Boolean
) {
override fun toString(): String {
val paramsString = if (parameters.isEmpty()) "" else ", ${
parameters.joinToString(", ") { it.toString() }
}"
val anyParametersStr = if (anyParameters) "*" else ""
val resultString = result?.let { "-> $it" } ?: ""
return "[$target$anyParametersStr$paramsString$resultString]"
}
}