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fix(azure-devops): TF400733 throttling fails diffs as rate-limited #35929

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juliusmarminge merged 2 commits into from
Nov 13, 2026
+8 −0
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fix(azure-devops): TF400733 throttling fails diffs as rate-limited #35929

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463369e
test(azure-devops): TF400733 usage-limit errors classify as rate-limited
juliusmarminge Nov 13, 2026
a972b56
fix(azure-devops): TF400733 throttling fails diffs as rate-limited
juliusmarminge Nov 13, 2026
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6 changes: 6 additions & 0 deletions packages/source-control-azure-devops/src/server/AzureDevOpsCli.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,12 @@ describe("AzureDevOpsCli.layer", () => {
classifyFailure?.("TF401180: The requested pull request was not found."),
"not-found",
);
assert.strictEqual(
classifyFailure?.(
"ERROR: TF400733: The request has been canceled: Request was blocked due to exceeding usage of resource 'Global' in namespace 'User'.",
),
"rate-limited",
);
assert.deepStrictEqual(call, {
operation: "AzureDevOpsCli.execute",
command: "az",
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2 changes: 2 additions & 0 deletions packages/source-control-azure-devops/src/server/AzureDevOpsCli.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -357,6 +357,8 @@ const classifyAzFailure = (stderr: string): VcsProcessExitFailureKind | null =>
if (normalized.includes("az devops login") || /please run '?az login'?/.test(normalized)) {
return "authentication";
}
// Azure DevOps reports usage-limit throttling as TF400733, often without an HTTP status.
if (normalized.includes("tf400733")) return "rate-limited";
return normalized.includes("pull request") &&
(normalized.includes("not found") || normalized.includes("does not exist"))
? "not-found"
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