22 lines
552 B
Kotlin
22 lines
552 B
Kotlin
package exh.util
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fun Collection<String>.trimAll() = map { it.trim() }
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fun Collection<String>.dropBlank() = filter { it.isNotBlank() }
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fun Collection<String>.dropEmpty() = filter { it.isNotEmpty() }
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private val articleRegex by lazy { "^(an|a|the) ".toRegex(RegexOption.IGNORE_CASE) }
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fun String.removeArticles(): String {
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return replace(articleRegex, "")
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}
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fun String.trimOrNull(): String? {
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val trimmed = trim()
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return trimmed.ifBlank { null }
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}
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fun String?.nullIfBlank(): String? = if (isNullOrBlank()) {
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null
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} else {
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this
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}
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