mii/AzooKeyKanaKanjiConverter
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refactor: add semantic api

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Miwa / Ensan
2025-07-08 23:08:02 +09:00
parent 8a36a891f6
commit fee2980108
2 changed files with 24 additions and 14 deletions
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15
Sources/KanaKanjiConverterModule/ConversionAlgorithms/Core/SuffixReplacementProcessing.swift
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@@ -31,12 +31,7 @@ extension Kana2Kanji {
debug("kana2lattice_changed", inputData, counts, previousResult.inputData, count, commonCount)
// (1)
var lattice = Lattice(nodes: previousResult.lattice.nodes.prefix(commonCount).map {(nodes: [LatticeNode]) in
nodes.filter {$0.inputRange.endIndex <= commonCount}
})
while lattice.nodes.last?.isEmpty ?? false {
lattice.nodes.removeLast()
}
var lattice = previousResult.lattice.prefix(commonCount)
let terminalNodes: Lattice
if counts.added == 0 {
@@ -86,14 +81,8 @@ extension Kana2Kanji {
}
}
}
}
for (index, nodeArray) in addedNodes.nodes.enumerated() where index < lattice.nodes.endIndex {
lattice.nodes[index].append(contentsOf: nodeArray)
}
for nodeArray in addedNodes.nodes.suffix(counts.added) {
lattice.nodes.append(nodeArray)
}
lattice.merge(addedNodes)
terminalNodes = addedNodes
}

23
Sources/KanaKanjiConverterModule/ConversionAlgorithms/Lattice.swift
View File

@@ -3,5 +3,26 @@ struct Lattice {
self.nodes = []
}
var nodes: [[LatticeNode]]
private(set) var nodes: [[LatticeNode]]
func prefix(_ k: Int) -> Lattice {
var lattice = Lattice(nodes: self.nodes.prefix(k).map {(nodes: [LatticeNode]) in
nodes.filter {$0.inputRange.endIndex <= k}
})
while lattice.nodes.last?.isEmpty ?? false {
lattice.nodes.removeLast()
}
return lattice
}
mutating func merge(_ lattice: Lattice) {
for (index, nodeArray) in lattice.nodes.enumerated() where index < self.nodes.endIndex {
self.nodes[index].append(contentsOf: nodeArray)
}
if self.nodes.endIndex < lattice.nodes.endIndex {
for nodeArray in lattice.nodes[self.nodes.endIndex...] {
self.nodes.append(nodeArray)
}
}
}
}