fix Signed/UnsignedInteger ConstructibleFromJSValue

Author: j-f1

Sources/JavaScriptKit/ConstructibleFromJSValue.swift

@@ -35,11 +35,17 @@ extension Double: ConstructibleFromJSValue {}
 extension Float: ConstructibleFromJSValue {}
 
 extension SignedInteger where Self: ConstructibleFromJSValue {
-    public init(_ bigInt: JSBigInt) {
+    public init(_ bigInt: JSBigIntExtended) {
         self.init(bigInt.int64Value)
     }
     public static func construct(from value: JSValue) -> Self? {
-        value.bigInt.map(Self.init) ?? value.number.map(Self.init)
+        if let number = value.number {
+            return Self(number)
+        }
+        if let bigInt = value.bigInt as? JSBigIntExtended {
+            return Self(bigInt)
+        }
+        return nil
     }
 }
 extension Int: ConstructibleFromJSValue {}
@@ -49,11 +55,17 @@ extension Int32: ConstructibleFromJSValue {}
 extension Int64: ConstructibleFromJSValue {}
 
 extension UnsignedInteger where Self: ConstructibleFromJSValue {
-    public init(_ bigInt: JSBigInt) {
+    public init(_ bigInt: JSBigIntExtended) {
         self.init(bigInt.uInt64Value)
     }
     public static func construct(from value: JSValue) -> Self? {
-        value.bigInt.map(Self.init) ?? value.number.map(Self.init)
+        if let number = value.number {
+            return Self(number)
+        }
+        if let bigInt = value.bigInt as? JSBigIntExtended {
+            return Self(bigInt)
+        }
+        return nil
     }
 }
 extension UInt: ConstructibleFromJSValue {}

Sources/JavaScriptKit/FundamentalObjects/JSBigInt.swift

@@ -23,3 +23,11 @@ public final class JSBigInt: JSObject {
         }
     }
 }
+
+public protocol JSBigIntExtended: JSBigInt {
+    var int64Value: Int64 { get }
+    var uInt64Value: UInt64 { get }
+
+    init(_ value: Int64)
+    init(unsigned value: UInt64)
+}

Sources/JavaScriptKit_I64/JSBigInt+I64.swift

@@ -1,20 +1,20 @@
 @_spi(JSObject_id) import JavaScriptKit
 import _CJavaScriptKit_I64
 
-public extension JSBigInt {
-    var int64Value: Int64 {
+extension JSBigInt: JSBigIntExtended {
+    public var int64Value: Int64 {
         _bigint_to_i64(id, true)
     }
 
-    var uInt64Value: UInt64 {
+    public var uInt64Value: UInt64 {
         UInt64(bitPattern: _bigint_to_i64(id, false))
     }
 
-    convenience init(_ value: Int64) {
+    convenience public init(_ value: Int64) {
         self.init(id: _i64_to_bigint(value, true))
     }
 
-    convenience init(unsigned value: UInt64) {
+    convenience public init(unsigned value: UInt64) {
         self.init(id: _i64_to_bigint(Int64(bitPattern: value), false))
     }
 }