1 /*
<lambda>null2  * Copyright 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package androidx.baselineprofile.gradle.utils
18 
19 import java.util.Locale
20 
21 fun camelCase(vararg strings: String): String {
22     if (strings.isEmpty()) return ""
23     return StringBuilder()
24         .apply {
25             var shouldCapitalize = false
26             for (str in strings.filter { it.isNotBlank() }) {
27                 append(if (shouldCapitalize) str.capitalized() else str)
28                 shouldCapitalize = true
29             }
30         }
31         .toString()
32 }
33 
capitalizednull34 internal fun CharSequence.capitalized(): String =
35     when {
36         isEmpty() -> ""
37         else ->
38             get(0).let { initial ->
39                 when {
40                     initial.isLowerCase() -> initial.titlecase(Locale.getDefault()) + substring(1)
41                     else -> toString()
42                 }
43             }
44     }
45