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Jordi EnricandClaude Opus 4.8 faa6d46e8b fix(reports): guard against malformed URI in route renderer (#46729)
## Problem

The PostgREST observability page crashes for some projects with
`URIError: URI malformed`. The route renderer calls `decodeURIComponent`
directly on the request query string, which is user-controlled. A
malformed percent-sequence (for example a literal `%` in
`?discount=100%`) makes `decodeURIComponent` throw during render, taking
down the whole page via the global error boundary.

Tracked in Sentry issue 7536581822.

## Fix

Add a `safeDecodeURIComponent` helper that wraps `decodeURIComponent` in
a try/catch and falls back to the raw string on failure. Use it in the
route renderer. The sibling `queryParamsToObject` call is unaffected
since `URLSearchParams` already tolerates malformed escapes.

## How to test

- Open a project's PostgREST observability report
(`/project/[ref]/observability/postgrest`).
- Ensure a request with a malformed query string (e.g. a path containing
a bare `%`) appears in the data.
- Expected result: the row renders with the raw search string instead of
crashing the page.
- Unit tests for `safeDecodeURIComponent` cover valid decode, malformed
input, and empty string.

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Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-08 11:11:32 +00:00
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