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Jeet's challange
Published 3 months ago
by
Anonymous
// Omit the part reading from a file, assume the list already contains the lines
def lines = [
'This is first line of the document',
'The second one containing [Unreleased] token to be removed',
'...rest of the lines...'
]
println "collect() method produces a `List` of transformed objects (it's an equivalent of Array.map() from Javascript)."
println 'Below we can see how the `List` object looks like after serializing to `String`:'
println ''
println lines.collect {
it.replace('[Unreleased]', '').trim()
}
println ''
println "We need to convert the lines `List` object into a String where each list item will be a seaparate line"
println "We need to call a join() method, see https://docs.groovy-lang.org/latest/html/groovy-jdk/java/lang/Iterable.html#join(java.lang.String)"
println 'Below we can see the expected output after joining all the list items by using System.lineSeparator():'
println lines.collect {
it.replace('[Unreleased]', '').trim()
}.join(System.lineSeparator())