package: update to typeforce 1.8.7

src/types.js

@@ -1,29 +1,9 @@
 var typeforce = require('typeforce')
 
-function nBuffer (value, n) {
-  typeforce(typeforce.Buffer, value)
-  if (value.length !== n) throw new typeforce.TfTypeError('Expected ' + (n * 8) + '-bit Buffer, got ' + (value.length * 8) + '-bit Buffer')
-
-  return true
-}
-
-function Hash160bit (value) { return nBuffer(value, 20) }
-function Hash256bit (value) { return nBuffer(value, 32) }
-function Buffer256bit (value) { return nBuffer(value, 32) }
-
-var UINT53_MAX = Math.pow(2, 53) - 1
 var UINT31_MAX = Math.pow(2, 31) - 1
 function UInt2 (value) { return (value & 3) === value }
-function UInt8 (value) { return (value & 0xff) === value }
-function UInt32 (value) { return (value >>> 0) === value }
 function UInt31 (value) {
-  return UInt32(value) && value <= UINT31_MAX
-}
-function UInt53 (value) {
-  return typeforce.Number(value) &&
-    value >= 0 &&
-    value <= UINT53_MAX &&
-    Math.floor(value) === value
+  return typeforce.UInt32(value) && value <= UINT31_MAX
 }
 
 function Bip32Path (value) {
@@ -40,29 +20,26 @@ var ECSignature = typeforce.compile({ r: BigInt, s: BigInt })
 var Network = typeforce.compile({
   messagePrefix: typeforce.oneOf(typeforce.Buffer, typeforce.String),
   bip32: {
-    public: UInt32,
-    private: UInt32
+    public: typeforce.UInt32,
+    private: typeforce.UInt32
   },
-  pubKeyHash: UInt8,
-  scriptHash: UInt8,
-  wif: UInt8,
-  dustThreshold: UInt53
+  pubKeyHash: typeforce.UInt8,
+  scriptHash: typeforce.UInt8,
+  wif: typeforce.UInt8,
+  dustThreshold: typeforce.UInt53
 })
 
 // extend typeforce types with ours
 var types = {
   BigInt: BigInt,
-  Buffer256bit: Buffer256bit,
+  Buffer256bit: typeforce.BufferN(32),
   ECPoint: ECPoint,
   ECSignature: ECSignature,
-  Hash160bit: Hash160bit,
-  Hash256bit: Hash256bit,
+  Hash160bit: typeforce.BufferN(20),
+  Hash256bit: typeforce.BufferN(32),
   Network: Network,
   UInt2: UInt2,
-  UInt8: UInt8,
   UInt31: UInt31,
-  UInt32: UInt32,
-  UInt53: UInt53,
   Bip32Path: Bip32Path
 }