[DevTools] Measure text nodes #34851
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This was referenced Oct 15, 2025
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Full list of changes: * Text layout fixes for stack traces with badges ([eps1lon](https://github.com/eps1lon) in [#34925](#34925)) * chore: read from build/COMMIT_SHA fle as fallback for commit hash ([hoxyq](https://github.com/hoxyq) in [#34915](#34915)) * fix: dont ship source maps for css in prod builds ([hoxyq](https://github.com/hoxyq) in [#34913](#34913)) * Lower case "rsc stream" debug info ([sebmarkbage](https://github.com/sebmarkbage) in [#34921](#34921)) * BuiltInCallSite should have padding-left ([sebmarkbage](https://github.com/sebmarkbage) in [#34922](#34922)) * Show the Suspense boundary name in the rect if there's no overlap ([sebmarkbage](https://github.com/sebmarkbage) in [#34918](#34918)) * Don't attach filtered IO to grandparent Suspense ([eps1lon](https://github.com/eps1lon) in [#34916](#34916)) * Infer name from stack if it's the generic "lazy" name ([sebmarkbage](https://github.com/sebmarkbage) in [#34907](#34907)) * Use same Suspense naming heuristics when reconnecting ([eps1lon](https://github.com/eps1lon) in [#34898](#34898)) * Assign a different color and label based on environment ([sebmarkbage](https://github.com/sebmarkbage) in [#34893](#34893)) * Compute environment names for the timeline ([sebmarkbage](https://github.com/sebmarkbage) in [#34892](#34892)) * Don't highlight the root rect if no roots has unique suspenders ([sebmarkbage](https://github.com/sebmarkbage) in [#34885](#34885)) * Highlight the rect when the corresponding timeline bean is hovered ([sebmarkbage](https://github.com/sebmarkbage) in [#34881](#34881)) * Repeat the "name" if there's no short description in groups ([sebmarkbage](https://github.com/sebmarkbage) in [#34894](#34894)) * Tweak the rects design and create multi-environment color scheme ([sebmarkbage](https://github.com/sebmarkbage) in [#34880](#34880)) * Adjust the rects size by one pixel smaller ([sebmarkbage](https://github.com/sebmarkbage) in [#34876](#34876)) * Remove steps title from scrubber ([sebmarkbage](https://github.com/sebmarkbage) in [#34878](#34878)) * Include some sub-pixel precision in rects ([sebmarkbage](https://github.com/sebmarkbage) in [#34873](#34873)) * Don't pluralize if already plural ([sebmarkbage](https://github.com/sebmarkbage) in [#34870](#34870)) * Don't try to load anonymous or empty urls ([sebmarkbage](https://github.com/sebmarkbage) in [#34869](#34869)) * Add inspection button to Suspense tab ([sebmarkbage](https://github.com/sebmarkbage) in [#34867](#34867)) * Don't select on hover ([sebmarkbage](https://github.com/sebmarkbage) in [#34860](#34860)) * Don't highlight on timeline ([sebmarkbage](https://github.com/sebmarkbage) in [#34861](#34861)) * The bridge event types should only be defined in one direction ([sebmarkbage](https://github.com/sebmarkbage) in [#34859](#34859)) * Attempt at a better "unique suspender" text ([sebmarkbage](https://github.com/sebmarkbage) in [#34854](#34854)) * Track whether a boundary is currently suspended and make transparent ([sebmarkbage](https://github.com/sebmarkbage) in [#34853](#34853)) * Don't hide overflow rectangles ([sebmarkbage](https://github.com/sebmarkbage) in [#34852](#34852)) * Measure text nodes ([sebmarkbage](https://github.com/sebmarkbage) in [#34851](#34851)) * Don't measure fallbacks when suspended ([sebmarkbage](https://github.com/sebmarkbage) in [#34850](#34850)) * Filter out built-in stack frames ([sebmarkbage](https://github.com/sebmarkbage) in [#34828](#34828)) * Exclude Suspense boundaries in hidden Activity ([eps1lon](https://github.com/eps1lon) in [#34756](#34756)) * Group consecutive suspended by rows by the same name ([sebmarkbage](https://github.com/sebmarkbage) in [#34830](#34830)) * Preserve the original index when sorting suspended by ([sebmarkbage](https://github.com/sebmarkbage) in [#34829](#34829)) * Don't show the root as being non-compliant ([sebmarkbage](https://github.com/sebmarkbage) in [#34827](#34827)) * Ignore suspense boundaries, without visual representation, in the timeline ([sebmarkbage](https://github.com/sebmarkbage) in [#34824](#34824)) * Explicitly say which id to scroll to and only once ([sebmarkbage](https://github.com/sebmarkbage) in [#34823](#34823)) * devtools: fix ellipsis truncation for key values ([sophiebits](https://github.com/sophiebits) in [#34796](#34796)) * fix(devtools): remove duplicated "Display density" field in General settings ([Anatole-Godard](https://github.com/Anatole-Godard) in [#34792](#34792)) * Gate SuspenseTab ([hoxyq](https://github.com/hoxyq) in [#34754](#34754)) * Release `<ViewTransition />` to Canary ([eps1lon](https://github.com/eps1lon) in [#34712](#34712))
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We can't measure Text nodes directly but we can measure a Range around them.
This is useful since it's common, at least in examples, to use text nodes as children of a Suspense boundary. Especially fallbacks.