From f4c73d1f2b74d2ae319ab383e379a545ed26fc3d Mon Sep 17 00:00:00 2001
From: ivanbuhov <ivanbuhov@gmail.com>
Date: Wed, 30 Nov 2016 17:07:48 +0200
Subject: [PATCH] Enable loading more than 20 call frames

---
 src/custom-typings/debugProtocolExtensions.d.ts | 1 +
 src/debug-adapter/webKitDebugAdapter.ts         | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/custom-typings/debugProtocolExtensions.d.ts b/src/custom-typings/debugProtocolExtensions.d.ts
index b2b526f..8691bf6 100644
--- a/src/custom-typings/debugProtocolExtensions.d.ts
+++ b/src/custom-typings/debugProtocolExtensions.d.ts
@@ -54,6 +54,7 @@ declare module 'vscode-debugprotocol' {
 
         interface IStackTraceResponseBody {
             stackFrames: DebugProtocol.StackFrame[];
+            totalFrames?: number;
         }
 
         interface IScopesResponseBody {
diff --git a/src/debug-adapter/webKitDebugAdapter.ts b/src/debug-adapter/webKitDebugAdapter.ts
index b4e5194..7440f77 100644
--- a/src/debug-adapter/webKitDebugAdapter.ts
+++ b/src/debug-adapter/webKitDebugAdapter.ts
@@ -460,7 +460,7 @@ export class WebKitDebugAdapter implements DebugProtocol.IDebugAdapter {
         // Only process at the requested number of frames, if 'levels' is specified
         let stack = this._currentStack;
         if (args.levels) {
-            stack = this._currentStack.filter((_, i) => i < args.levels);
+            stack = this._currentStack.filter((_, i) => args.startFrame <= i && i < args.startFrame + args.levels);
         }
 
         const stackFrames: DebugProtocol.StackFrame[] = stack
@@ -515,7 +515,7 @@ export class WebKitDebugAdapter implements DebugProtocol.IDebugAdapter {
                 // or eval script. If its source has a name, it's probably an anonymous function.
                 const frameName = callFrame.functionName || (script && script.url ? '(anonymous function)' : '(eval code)');
                 return {
-                    id: i,
+                    id: args.startFrame + i,
                     name: frameName,
                     source: source,
                     line: callFrame.location.lineNumber,
@@ -523,7 +523,7 @@ export class WebKitDebugAdapter implements DebugProtocol.IDebugAdapter {
                 };
             });
 
-        return { stackFrames };
+        return { stackFrames: stackFrames, totalFrames: this._currentStack.length };
     }
 
     public scopes(args: DebugProtocol.ScopesArguments): DebugProtocol.IScopesResponseBody {