Keep old verison of code for Swift <5, to maintain compatibility.

vapor-community · May 8, 2020 · 18755af · 18755af
1 parent 9376b0c
commit 18755af
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diff --git a/Sources/PostgreSQL/Bind/BinaryUtils.swift b/Sources/PostgreSQL/Bind/BinaryUtils.swift
@@ -4,12 +4,20 @@ import Core
 extension UInt8 {
     var lowercaseHexPair: String {
         let hexString = String(self, radix: 16, uppercase: false)
+        #if swift(>=5.0)
         return String(repeating: "0", count: 2 - hexString.count) + hexString
+        #else
+        return String(repeating: "0", count: 2 - hexString.characters.count) + hexString
+        #endif
     }
 
     var lowercaseBinaryString: String {
         let bitString = String(self, radix: 2, uppercase: false)
+        #if swift(>=5.0)
         return String(repeating: "0", count: 8 - bitString.count) + bitString
+        #else
+        return String(repeating: "0", count: 8 - bitString.characters.count) + bitString
+        #endif
     }
 }
 
@@ -190,7 +198,11 @@ struct BinaryUtils {
 
             // The number of digits should be 4 (DEC_DIGITS),
             // so pad if necessary.
+            #if swift(>=5.0)
             return String(repeating: "0", count: Numeric.decDigits - stringDigits.count) + stringDigits
+            #else
+            return String(repeating: "0", count: Numeric.decDigits - stringDigits.characters.count) + stringDigits
+            #endif
         }
 
         /// Function for rounding numeric values.

diff --git a/Sources/PostgreSQL/Bind/Bind.swift b/Sources/PostgreSQL/Bind/Bind.swift
@@ -14,7 +14,11 @@ public final class Bind {
 
         deinit {
             if ownsMemory {
+                #if swift(>=5.0)
                 bytes.deallocate()
+                #else
+                bytes.deallocate(capacity: length)
+                #endif
             }
         }
     }