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Make recursive search for AGENTS.md case-insensitive #283116

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Make recursive search for AGENTS.md case-insensitive #283116

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bfa8f26
Make recursive search for AGENTS.md case-insensitive
jruales Dec 12, 2025
0093d6e
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jruales Dec 12, 2025
dcc376a
Add test coverage for case-insensitive AGENTS.md file search (#283125)
Copilot Dec 12, 2025
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3 changes: 2 additions & 1 deletion src/vs/workbench/contrib/chat/common/promptSyntax/utils/promptFilesLocator.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -311,7 +311,8 @@ export class PromptFilesLocator {
type: QueryType.File,
shouldGlobMatchFilePattern: true,
excludePattern: getExcludePattern(folder),
filePattern: '**/AGENTS.md',
// Case-insensitive search for 'AGENTS.md'. Using character classes here for case-insensitivity until IFileQuery supports case-insensitive glob patterns.
filePattern: '**/[Aa][Gg][Ee][Nn][Tt][Ss].[Mm][Dd]',
};

try {
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54 changes: 54 additions & 0 deletions src/vs/workbench/contrib/chat/test/common/promptSyntax/utils/promptFilesLocator.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -159,6 +159,9 @@ suite('PromptFilesLocator', () => {
getConfigBasedSourceFolders(type: PromptsType): readonly URI[] {
return locator.getConfigBasedSourceFolders(type);
},
async findAgentMDsInWorkspace(token: CancellationToken): Promise<URI[]> {
return locator.findAgentMDsInWorkspace(token);
},
async disposeAsync(): Promise<void> {
await mockFs.delete();
}
Expand Down Expand Up @@ -2462,6 +2465,57 @@ suite('PromptFilesLocator', () => {
await locator.disposeAsync();
});
});

suite('findAgentMDsInWorkspace', () => {
testT('finds AGENTS.md files with different casings', async () => {
const locator = await createPromptsLocator(
undefined,
['/Users/legomushroom/repos/vscode'],
[
{
name: '/Users/legomushroom/repos/vscode',
children: [
{
name: 'agents.md',
contents: 'lowercase agents file',
},
{
name: 'subfolder',
children: [
{
name: 'Agents.md',
contents: 'capitalized agents file',
},
{
name: 'nested',
children: [
{
name: 'AGENTS.MD',
contents: 'uppercase agents file',
},
],
},
],
},
],
},
],
);

const result = await locator.findAgentMDsInWorkspace(CancellationToken.None);

assertOutcome(
result,
[
'/Users/legomushroom/repos/vscode/agents.md',
'/Users/legomushroom/repos/vscode/subfolder/Agents.md',
'/Users/legomushroom/repos/vscode/subfolder/nested/AGENTS.MD',
],
'Must find AGENTS.md files with different casings.',
);
await locator.disposeAsync();
});
});
});

function assertOutcome(actual: readonly URI[], expected: string[], message: string) {
Expand Down
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