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Change Trie access level to internal (implicitly) #243

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Merged
merged 1 commit into from
Sep 17, 2025
Merged

Change Trie access level to internal (implicitly) #243

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16 changes: 8 additions & 8 deletions Sources/Tokenizers/Trie.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -8,17 +8,17 @@

import Foundation

public struct Trie<T: Hashable> {
public typealias Node = TrieNode<T>
struct Trie<T: Hashable> {
typealias Node = TrieNode<T>

var root: Node

public init(root: Node? = nil) {
init(root: Node? = nil) {
self.root = root ?? Node()
}
}

public extension Trie {
extension Trie {
func insert(_ element: any Sequence<T>) {
var node = root
for item in element {
Expand Down Expand Up @@ -63,7 +63,7 @@ public extension Trie {
}
}

public extension Trie {
extension Trie {
/// Only used for testing, could migrate to collection
func get(_ element: any Sequence<T>) -> Node? {
var node = root
Expand All @@ -76,18 +76,18 @@ public extension Trie {
}

// TODO: maybe store the scores here if it's helpful?
public class TrieNode<T: Hashable> {
class TrieNode<T: Hashable> {
var isLeaf: Bool = false
var children: [T: TrieNode] = [:]
}

public struct LeavesWithCommonPrefixIterator<T: Hashable>: Sequence, IteratorProtocol {
struct LeavesWithCommonPrefixIterator<T: Hashable>: Sequence, IteratorProtocol {
var node: TrieNode<T>
var text: any Sequence<T>
var seq: [T] = []
lazy var iterator = text.makeIterator() as any IteratorProtocol<T>

public mutating func next() -> [T]? {
mutating func next() -> [T]? {
while true {
guard let item = iterator.next() else { return nil }
seq.append(item)
Expand Down