fix(core): detect uninitialized lines (#24646)

packages/cli/src/ui/components/AnsiOutput.test.tsx

@@ -16,6 +16,7 @@ const createAnsiToken = (overrides: Partial<AnsiToken>): AnsiToken => ({
   underline: false,
   dim: false,
   inverse: false,
+  isUninitialized: false,
   fg: '#ffffff',
   bg: '#000000',
   ...overrides,

packages/cli/src/ui/components/messages/ToolMessage.test.tsx

@@ -352,6 +352,7 @@ describe('<ToolMessage />', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
     ];

packages/cli/src/ui/components/messages/ToolResultDisplay.test.tsx

@@ -28,6 +28,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
     ];
@@ -179,6 +180,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
     ];
@@ -275,6 +277,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
       [
@@ -287,6 +290,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
       [
@@ -299,6 +303,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
       [
@@ -311,6 +316,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
       [
@@ -323,6 +329,7 @@ describe('ToolResultDisplay', () => {
           underline: false,
           dim: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
     ];
@@ -362,6 +369,7 @@ describe('ToolResultDisplay', () => {
         underline: false,
         dim: false,
         inverse: false,
+        isUninitialized: false,
       },
     ]);
     const renderResult = await renderWithProviders(

packages/cli/src/ui/components/messages/ToolResultDisplayOverflow.test.tsx

@@ -74,6 +74,7 @@ describe('ToolResultDisplay Overflow', () => {
         underline: false,
         dim: false,
         inverse: false,
+        isUninitialized: false,
       },
     ]);
     const { lastFrame, waitUntilReady, unmount } = await renderWithProviders(

packages/cli/src/ui/hooks/useExecutionLifecycle.test.tsx

@@ -541,6 +541,7 @@ describe('useExecutionLifecycle', () => {
           italic: false,
           underline: false,
           inverse: false,
+          isUninitialized: false,
         },
       ],
     ];

packages/cli/src/ui/hooks/useExecutionLifecycle.ts

@@ -554,6 +554,7 @@ export const useExecutionLifecycle = (
                 italic: false,
                 underline: false,
                 inverse: false,
+                isUninitialized: false,
               },
             ]);
             return [...newLines, [], ...output];