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author | Linnea Gräf <nea@nea.moe> | 2024-08-28 19:04:24 +0200 |
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committer | Linnea Gräf <nea@nea.moe> | 2024-08-28 19:04:24 +0200 |
commit | d2f240ff0ca0d27f417f837e706c781a98c31311 (patch) | |
tree | 0db7aff6cc14deaf36eed83889d59fd6b3a6f599 /src/main/kotlin/util/regex.kt | |
parent | a6906308163aa3b2d18fa1dc1aa71ac9bbcc83ab (diff) | |
download | firmament-d2f240ff0ca0d27f417f837e706c781a98c31311.tar.gz firmament-d2f240ff0ca0d27f417f837e706c781a98c31311.tar.bz2 firmament-d2f240ff0ca0d27f417f837e706c781a98c31311.zip |
Refactor source layout
Introduce compat source sets and move all kotlin sources to the main directory
[no changelog]
Diffstat (limited to 'src/main/kotlin/util/regex.kt')
-rw-r--r-- | src/main/kotlin/util/regex.kt | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/main/kotlin/util/regex.kt b/src/main/kotlin/util/regex.kt new file mode 100644 index 0000000..3ce5bd8 --- /dev/null +++ b/src/main/kotlin/util/regex.kt @@ -0,0 +1,55 @@ + + +package moe.nea.firmament.util + +import java.util.regex.Matcher +import java.util.regex.Pattern +import org.intellij.lang.annotations.Language +import kotlin.time.Duration +import kotlin.time.Duration.Companion.minutes +import kotlin.time.Duration.Companion.seconds + +inline fun <T> String.ifMatches(regex: Regex, block: (MatchResult) -> T): T? = + regex.matchEntire(this)?.let(block) + +inline fun <T> Pattern.useMatch(string: String, block: Matcher.() -> T): T? = + matcher(string) + .takeIf(Matcher::matches) + ?.let(block) + +@Language("RegExp") +val TIME_PATTERN = "[0-9]+[ms]" + +@Language("RegExp") +val SHORT_NUMBER_FORMAT = "[0-9]+(?:,[0-9]+)*(?:\\.[0-9]+)?[kKmMbB]?" + + +val siScalars = mapOf( + 'k' to 1_000.0, + 'K' to 1_000.0, + 'm' to 1_000_000.0, + 'M' to 1_000_000.0, + 'b' to 1_000_000_000.0, + 'B' to 1_000_000_000.0, +) + +fun parseTimePattern(text: String): Duration { + val length = text.dropLast(1).toInt() + return when (text.last()) { + 'm' -> length.minutes + 's' -> length.seconds + else -> error("Invalid pattern for time $text") + } +} + +fun parseShortNumber(string: String): Double { + var k = string.replace(",", "") + val scalar = k.last() + var scalarMultiplier = siScalars[scalar] + if (scalarMultiplier == null) { + scalarMultiplier = 1.0 + } else { + k = k.dropLast(1) + } + return k.toDouble() * scalarMultiplier +} |