fix: making placeholder authorizations work with session keys

Author: dafuga

src/utils.ts

@@ -8,7 +8,7 @@ import {
     Transaction,
 } from '@wharfkit/antelope'
 import type {Fetch, LocaleDefinitions} from '@wharfkit/common'
-import {SigningRequest} from '@wharfkit/signing-request'
+import {PlaceholderAuth, SigningRequest} from '@wharfkit/signing-request'
 import {TransactArgs, TransactPlugin} from './transact'
 import {WalletPlugin} from './wallet'
 
@@ -139,6 +139,8 @@ export function extractActions(args: TransactArgs): AnyAction[] {
 
 /**
  * Check if an action has an authorization matching a given permission level.
+ * Also matches PlaceholderAuth (actor: '............1', permission: '............2')
+ * since placeholders will be resolved to the actual permission level.
  *
  * @param action AnyAction
  * @param permissionLevel PermissionLevel
@@ -148,7 +150,10 @@ export function actionMatchesPermission(
     action: AnyAction,
     permissionLevel: PermissionLevel
 ): boolean {
-    return action.authorization.some((auth: PermissionLevelType) => permissionLevel.equals(auth))
+    return action.authorization.some(
+        (auth: PermissionLevelType) =>
+            permissionLevel.equals(auth) || PlaceholderAuth.equals(auth)
+    )
 }
 
 function rewriteAuthIfMatches(