Intent of forwardedChatError.ts ×6

All 13 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 13 tests
- platform/ 13 tests
  - agentHost/ 13 tests
    
    test/ 13 tests
    
    node/ 13 tests
    
    forwardedChatError.test|title=forwardedChatError encode / 2 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError encode / parse round-trip extracts a marker embedded mid-message, stopping at whitespace|occurrence=1 Inherited parse round-trip extracts a marker embedded mid-message, stopping at whitespace|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError encode / parse round-trip round-trips a forwarded error|occurrence=1 Inherited parse round-trip round-trips a forwarded error|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeProxyService.test|title=ClaudeProxyService Streaming mid-stream CopilotApiError → SSE error frame, then end, no message_stop after|occurrence=1 Inherited claudeProxyService.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeProxyService.test|title=ClaudeProxyService Streaming pre-stream CopilotApiError with streaming sentinel coerces to 502 but preserves envelope|occurrence=1 Inherited claudeProxyService.test|title=ClaudeProxyService Streaming pre-stream CopilotApiError with streaming sentinel coerces to 502 but preserves envelope|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeProxyService.test|title=ClaudeProxyService Streaming pre-stream CopilotApiError → JSON error response with original status|occurrence=1 Inherited claudeProxyService.test|title=ClaudeProxyService Streaming pre-stream CopilotApiError → JSON error response with original status|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError buildForwardedChatError carries envelope message, type, and request id|occurrence=1 Inherited forwardedChatError.test|title=forwardedChatError buildForwardedChatError carries envelope message, type, and request id|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError buildForwardedChatError extracts CAPI code and message from a synthesized error body|occurrence=1 Inherited forwardedChatError.ts ×3
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError buildForwardedChatError maps HTTP status to the matching fetch type|occurrence=1 Inherited forwardedChatError.ts ×2
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError buildForwardedChatError mid-stream streaming sentinel maps to failed|occurrence=1 Inherited forwardedChatError.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError buildForwardedChatError null request id becomes empty string|occurrence=1 Inherited forwardedChatError.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError extractForwardedErrorInfo strips the marker and attaches _meta for a marked message|occurrence=1 Inherited forwardedChatError.test|title=forwardedChatError extractForwardedErrorInfo strips the marker and attaches _meta for a marked message|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError meta helpers toChatErrorMeta nests under chatError|occurrence=1 Inherited forwardedChatError.test|title=forwardedChatError meta helpers toChatErrorMeta nests under chatError|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/forwardedChatError.test|title=forwardedChatError meta helpers tryBuildChatErrorMeta returns the meta record for a marked message, else undefined|occurrence=1 Inherited forwardedChatError.test|title=forwardedChatError meta helpers tryBuildChatErrorMeta returns the meta record for a marked message, else undefined|occurrence=1