Created
May 11, 2019 10:53
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| import java.io.File | |
| import java.util.concurrent.atomic.AtomicLong | |
| fun walk(vararg files: File, onFile: (File) -> Unit) { | |
| for (file in files) if (file.isDirectory) walk(onFile = onFile, files = *file.listFiles()) else onFile(file) | |
| } | |
| val charCount = AtomicLong() | |
| val lineCount = AtomicLong() | |
| walk(*File(".").listFiles()) { | |
| when (it.extension) { | |
| "kt", "java" -> { | |
| val text = it.readText() | |
| charCount.addAndGet(text.length.toLong()) | |
| lineCount.addAndGet(text.count { it == '\n' }.toLong()) | |
| } | |
| } | |
| } | |
| println("charCount = $charCount; lineCount = $lineCount") |
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