bitcoinjs#4 do not add empty redeem script name

Author: motorina0

src/payments/p2sh.js

@@ -95,7 +95,8 @@ function p2sh(a, opts) {
   });
   lazy.prop(o, 'name', () => {
     const nameParts = ['p2sh'];
-    if (o.redeem !== undefined) nameParts.push(o.redeem.name);
+    if (o.redeem !== undefined && o.redeem.name !== undefined)
+      nameParts.push(o.redeem.name);
     return nameParts.join('-');
   });
   if (opts.validate) {

src/payments/p2wsh.js

@@ -118,7 +118,8 @@ function p2wsh(a, opts) {
   });
   lazy.prop(o, 'name', () => {
     const nameParts = ['p2wsh'];
-    if (o.redeem !== undefined) nameParts.push(o.redeem.name);
+    if (o.redeem !== undefined && o.redeem.name !== undefined)
+      nameParts.push(o.redeem.name);
     return nameParts.join('-');
   });
   // extended validation

ts_src/payments/p2sh.ts

@@ -118,7 +118,8 @@ export function p2sh(a: Payment, opts?: PaymentOpts): Payment {
   });
   lazy.prop(o, 'name', () => {
     const nameParts = ['p2sh'];
-    if (o.redeem !== undefined) nameParts.push(o.redeem.name!);
+    if (o.redeem !== undefined && o.redeem.name !== undefined)
+      nameParts.push(o.redeem.name!);
     return nameParts.join('-');
   });
 

ts_src/payments/p2wsh.ts

@@ -132,7 +132,8 @@ export function p2wsh(a: Payment, opts?: PaymentOpts): Payment {
   });
   lazy.prop(o, 'name', () => {
     const nameParts = ['p2wsh'];
-    if (o.redeem !== undefined) nameParts.push(o.redeem.name!);
+    if (o.redeem !== undefined && o.redeem.name !== undefined)
+      nameParts.push(o.redeem.name!);
     return nameParts.join('-');
   });