aboutsummaryrefslogtreecommitdiff
path: root/src/main/kotlin/util/regex.kt
diff options
context:
space:
mode:
authorLinnea Gräf <nea@nea.moe>2024-08-28 19:04:24 +0200
committerLinnea Gräf <nea@nea.moe>2024-08-28 19:04:24 +0200
commitd2f240ff0ca0d27f417f837e706c781a98c31311 (patch)
tree0db7aff6cc14deaf36eed83889d59fd6b3a6f599 /src/main/kotlin/util/regex.kt
parenta6906308163aa3b2d18fa1dc1aa71ac9bbcc83ab (diff)
downloadfirmament-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.kt55
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
+}