in src/main/kotlin/io/bazel/kotlin/builder/utils/jars/JarCreator.kt [120:135]
fun addEntry(path: Path, isDirectory: Boolean) {
val sb = StringBuilder()
var first = true
for (entry in directory.relativize(path)) {
if (!first) {
// use `/` as the directory separator for jar paths, even on Windows
sb.append('/')
}
sb.append(entry.fileName)
first = false
}
if (isDirectory) {
sb.append('/')
}
jarEntries[sb.toString()] = path
}