diff options
Diffstat (limited to 'src/main/kotlin/features/texturepack/NumberMatcher.kt')
| -rw-r--r-- | src/main/kotlin/features/texturepack/NumberMatcher.kt | 231 |
1 files changed, 115 insertions, 116 deletions
diff --git a/src/main/kotlin/features/texturepack/NumberMatcher.kt b/src/main/kotlin/features/texturepack/NumberMatcher.kt index 7e6665f..e6f2d01 100644 --- a/src/main/kotlin/features/texturepack/NumberMatcher.kt +++ b/src/main/kotlin/features/texturepack/NumberMatcher.kt @@ -1,4 +1,3 @@ - package moe.nea.firmament.features.texturepack import com.google.gson.JsonElement @@ -6,120 +5,120 @@ import com.google.gson.JsonPrimitive import moe.nea.firmament.util.useMatch abstract class NumberMatcher { - abstract fun test(number: Number): Boolean - - - companion object { - fun parse(jsonElement: JsonElement): NumberMatcher? { - if (jsonElement is JsonPrimitive) { - if (jsonElement.isString) { - val string = jsonElement.asString - return parseRange(string) ?: parseOperator(string) - } - if (jsonElement.isNumber) { - val number = jsonElement.asNumber - val hasDecimals = (number.toString().contains(".")) - return MatchNumberExact(if (hasDecimals) number.toLong() else number.toDouble()) - } - } - return null - } - - private val intervalSpec = - "(?<beginningOpen>[\\[\\(])(?<beginning>[0-9.]+)?,(?<ending>[0-9.]+)?(?<endingOpen>[\\]\\)])" - .toPattern() - - fun parseRange(string: String): RangeMatcher? { - intervalSpec.useMatch<Nothing>(string) { - // Open in the set-theory sense, meaning does not include its end. - val beginningOpen = group("beginningOpen") == "(" - val endingOpen = group("endingOpen") == ")" - val beginning = group("beginning")?.toDouble() - val ending = group("ending")?.toDouble() - return RangeMatcher(beginning, !beginningOpen, ending, !endingOpen) - } - return null - } - - enum class Operator(val operator: String) { - LESS("<") { - override fun matches(comparisonResult: Int): Boolean { - return comparisonResult < 0 - } - }, - LESS_EQUALS("<=") { - override fun matches(comparisonResult: Int): Boolean { - return comparisonResult <= 0 - } - }, - GREATER(">") { - override fun matches(comparisonResult: Int): Boolean { - return comparisonResult > 0 - } - }, - GREATER_EQUALS(">=") { - override fun matches(comparisonResult: Int): Boolean { - return comparisonResult >= 0 - } - }, - ; - - abstract fun matches(comparisonResult: Int): Boolean - } - - private val operatorPattern = "(?<operator>${Operator.entries.joinToString("|") {it.operator}})(?<value>[0-9.]+)".toPattern() - - fun parseOperator(string: String): OperatorMatcher? { - operatorPattern.useMatch<Nothing>(string) { - val operatorName = group("operator") - val operator = Operator.entries.find { it.operator == operatorName }!! - val value = group("value").toDouble() - return OperatorMatcher(operator, value) - } - return null - } - - data class OperatorMatcher(val operator: Operator, val value: Double) : NumberMatcher() { - override fun test(number: Number): Boolean { - return operator.matches(number.toDouble().compareTo(value)) - } - } - - - data class MatchNumberExact(val number: Number) : NumberMatcher() { - override fun test(number: Number): Boolean { - return when (this.number) { - is Double -> number.toDouble() == this.number.toDouble() - else -> number.toLong() == this.number.toLong() - } - } - } - - data class RangeMatcher( - val beginning: Double?, - val beginningInclusive: Boolean, - val ending: Double?, - val endingInclusive: Boolean, - ) : NumberMatcher() { - override fun test(number: Number): Boolean { - val value = number.toDouble() - if (beginning != null) { - if (beginningInclusive) { - if (value < beginning) return false - } else { - if (value <= beginning) return false - } - } - if (ending != null) { - if (endingInclusive) { - if (value > ending) return false - } else { - if (value >= ending) return false - } - } - return true - } - } - } + abstract fun test(number: Number): Boolean + + + companion object { + fun parse(jsonElement: JsonElement): NumberMatcher? { + if (jsonElement is JsonPrimitive) { + if (jsonElement.isString) { + val string = jsonElement.asString + return parseRange(string) ?: parseOperator(string) + } + if (jsonElement.isNumber) { + val number = jsonElement.asNumber + val hasDecimals = (number.toString().contains(".")) + return MatchNumberExact(if (hasDecimals) number.toLong() else number.toDouble()) + } + } + return null + } + + private val intervalSpec = + "(?<beginningOpen>[\\[\\(])(?<beginning>[0-9.]+)?,(?<ending>[0-9.]+)?(?<endingOpen>[\\]\\)])" + .toPattern() + + fun parseRange(string: String): RangeMatcher? { + intervalSpec.useMatch<Nothing>(string) { + // Open in the set-theory sense, meaning does not include its end. + val beginningOpen = group("beginningOpen") == "(" + val endingOpen = group("endingOpen") == ")" + val beginning = group("beginning")?.toDouble() + val ending = group("ending")?.toDouble() + return RangeMatcher(beginning, !beginningOpen, ending, !endingOpen) + } + return null + } + + enum class Operator(val operator: String) { + LESS("<") { + override fun matches(comparisonResult: Int): Boolean { + return comparisonResult < 0 + } + }, + LESS_EQUALS("<=") { + override fun matches(comparisonResult: Int): Boolean { + return comparisonResult <= 0 + } + }, + GREATER(">") { + override fun matches(comparisonResult: Int): Boolean { + return comparisonResult > 0 + } + }, + GREATER_EQUALS(">=") { + override fun matches(comparisonResult: Int): Boolean { + return comparisonResult >= 0 + } + }, + ; + + abstract fun matches(comparisonResult: Int): Boolean + } + + private val operatorPattern = + "(?<operator>${Operator.entries.joinToString("|") { it.operator }})(?<value>[0-9.]+)".toPattern() + + fun parseOperator(string: String): OperatorMatcher? { + return operatorPattern.useMatch(string) { + val operatorName = group("operator") + val operator = Operator.entries.find { it.operator == operatorName }!! + val value = group("value").toDouble() + OperatorMatcher(operator, value) + } + } + + data class OperatorMatcher(val operator: Operator, val value: Double) : NumberMatcher() { + override fun test(number: Number): Boolean { + return operator.matches(number.toDouble().compareTo(value)) + } + } + + + data class MatchNumberExact(val number: Number) : NumberMatcher() { + override fun test(number: Number): Boolean { + return when (this.number) { + is Double -> number.toDouble() == this.number.toDouble() + else -> number.toLong() == this.number.toLong() + } + } + } + + data class RangeMatcher( + val beginning: Double?, + val beginningInclusive: Boolean, + val ending: Double?, + val endingInclusive: Boolean, + ) : NumberMatcher() { + override fun test(number: Number): Boolean { + val value = number.toDouble() + if (beginning != null) { + if (beginningInclusive) { + if (value < beginning) return false + } else { + if (value <= beginning) return false + } + } + if (ending != null) { + if (endingInclusive) { + if (value > ending) return false + } else { + if (value >= ending) return false + } + } + return true + } + } + } } |