Update data documentation

Sources/SwiftKit/Data/CsvParser.swift

@@ -14,7 +14,19 @@ import Foundation
  */
 public protocol CsvParser {
     
+    /**
+     Parse a CVS file with a certain name and extension in a
+     certain bundle.
+     
+     The file content will be parsed line by line, splitting
+     each line using the provided `separator`.
+     */
     func parseCvsFile(named fileName: String, withExtension ext: String, in bundle: Bundle, separator: Character) throws -> [[String]]
+    
+    /**
+     Parse a CVS string line by line, splitting up each line
+     using the provided `separator`.
+     */
     func parseCvsString(_ string: String, separator: Character) -> [[String]]
 }
 

Sources/SwiftKit/Data/Filter.swift

@@ -9,8 +9,8 @@
 import Foundation
 
 /**
- This struct lets you specify a list of available as well as
- selected `FilterOption`s.
+ This struct lets you specify available and selected options
+ of a certain type.
  */
 public struct Filter<T: FilterOption>: Equatable {
     
@@ -25,27 +25,27 @@ public struct Filter<T: FilterOption>: Equatable {
 
 public extension Filter {
     
+    /**
+     Deselect a certain option.
+     */
     mutating func deselect(_ option: T) {
         selected = selected.filter { $0 != option }
     }
-    
+
+    /**
+     Select a certain option.
+     */
     mutating func select(_ option: T) {
         selected = Array(Set(selected + [option]))
     }
     
+    /**
+     Whether or not the filter is identical to another value.
+     */
     func isIdentical(to filter: Filter<T>) -> Bool {
-        isAvailableIdentical(to: filter) && isSelectedIdentical(to: filter)
-    }
-}
-
-private extension Filter {
-
-    func isAvailableIdentical(to filter: Filter<T>) -> Bool {
-        available.sorted() == filter.available.sorted()
-    }
-    
-    func isSelectedIdentical(to filter: Filter<T>) -> Bool {
-        selected.sorted() == filter.selected.sorted()
+        let isAvailableIdentical = available.sorted() == filter.available.sorted()
+        let isSelectedIdentical = selected.sorted() == filter.selected.sorted()
+        return isAvailableIdentical && isSelectedIdentical
     }
 }
 

Sources/SwiftKit/Data/StandardCsvParser.swift

@@ -12,14 +12,13 @@ public class StandardCsvParser: CsvParser {
     
     public init() {}
     
-    public func parseCvsString(
-        _ string: String,
-        separator: Character) -> [[String]] {
-        let allRows = string.components(separatedBy: .newlines)
-        let rows = allRows.filter { $0.trimmingCharacters(in: .whitespaces).count > 0 }
-        return rows.map { $0.split(separator: separator).map { String($0) } }
-    }
-    
+    /**
+     Parse a CVS file with a certain name and extension in a
+     certain bundle.
+     
+     The file content will be parsed line by line, splitting
+     each line using the provided `separator`.
+     */
     public func parseCvsFile(
         named fileName: String,
         withExtension ext: String,
@@ -31,4 +30,16 @@ public class StandardCsvParser: CsvParser {
         guard let string = try? String(contentsOfFile: path, encoding: .utf8) else { throw invalidData }
         return parseCvsString(string, separator: separator)
     }
+    
+    /**
+     Parse a CVS string line by line, splitting up each line
+     using the provided `separator`.
+     */
+    public func parseCvsString(
+        _ string: String,
+        separator: Character) -> [[String]] {
+        let allRows = string.components(separatedBy: .newlines)
+        let rows = allRows.filter { $0.trimmingCharacters(in: .whitespaces).count > 0 }
+        return rows.map { $0.split(separator: separator).map { String($0) } }
+    }
 }

Sources/SwiftKit/Data/StringDecoder.swift

@@ -14,5 +14,8 @@ import Foundation
  */
 public protocol StringDecoder: AnyObject {
     
+    /**
+     Decode a string to another string.
+     */
     func decode(_ string: String) -> String?
 }

Sources/SwiftKit/Data/StringEncoder.swift

@@ -13,6 +13,9 @@ import Foundation
  strings.
  */
 public protocol StringEncoder: AnyObject {
-   
+    
+    /**
+     Encode a string to something else.
+    */
     func encode(_ string: String) -> String?
 }