Remove Foundation

Author: ptoffy

Sources/Bcrypt/Base64.swift

@@ -1,9 +1,3 @@
-#if canImport(FoundationEssentials)
-    import FoundationEssentials
-#else
-    import Foundation
-#endif
-
 @usableFromInline
 struct Base64 {
     @usableFromInline

Sources/Bcrypt/Hasher.swift

@@ -1,5 +1,3 @@
-import Foundation
-
 public struct Hasher {
     @usableFromInline static let cipherText = Array("OrpheanBeholderScryDoubt".utf8)
     @usableFromInline static let maxSalt = 16
@@ -86,7 +84,15 @@ public struct Hasher {
 
         var output = [UInt8]()
 
-        let prefix = version.identifier + [UInt8]("\(String(format: "%02d", cost))$".utf8)
+        let cost: [UInt8] =
+            switch cost {
+            case 0...9:
+                [0x30, UInt8(cost + 0x30)]
+            default:
+                [UInt8(cost / 10 + 0x30), UInt8(cost % 10 + 0x30)]
+            }
+
+        let prefix = version.identifier + cost + [36]
 
         output += prefix
         output += salt

Sources/Bcrypt/Verifier.swift

@@ -1,9 +1,3 @@
-#if canImport(FoundationEssentials)
-    import FoundationEssentials
-#else
-    import Foundation
-#endif
-
 struct Verifier {
     private let version: BcryptVersion
     private let hasher: Hasher

Tests/BcryptTests/BcryptTests.swift

@@ -1,4 +1,3 @@
-import Foundation
 import Testing
 
 @testable import Bcrypt