Update DOM types by jakebailey · Pull Request #63137 · microsoft/TypeScript

jakebailey · 2026-02-13T22:59:24Z

Rolling PR for the next DOM changes for 6.0.

jakebailey · 2026-02-13T23:00:06Z

typescript-bot · 2026-02-13T23:00:11Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top400`	✅ Started	✅ Results
`user test this`	✅ Started	✅ Results
`run dt`	✅ Started	👀 Results
`perf test this faster`	✅ Started	👀 Results

typescript-bot · 2026-02-13T23:19:53Z

Hey @jakebailey, the results of running the DT tests are ready.

There were interesting changes:

Errors that changed between main and the branch:

Package: deno
Main error:

Error: 
/mnt/vss/_work/1/DefinitelyTyped/types/deno/index.d.ts
     4:1   error  TypeScript@local compile error: 
Definitions of the following identifiers conflict with those in another file: GPUSupportedLimits, GPUSupportedFeatures, GPUAdapterInfo, GPUBuffer, GPUBufferMapState, GPUFlagsConstant, GPUMapModeFlags, GPUTexture, GPUTextureDimension, GPUTextureUsageFlags, GPUTextureView, GPUTextureViewDimension, GPUTextureAspect, GPUTextureFormat, GPUSampler, GPUBindGroupLayout, GPUBindGroup, GPUPipelineLayout, GPUCompilationMessageType, GPUShaderModule, GPUComputePipeline, GPURenderPipeline, GPUIndexFormat, GPUCommandBuffer, GPUComputePassEncoder, GPURenderPassEncoder, GPURenderBundle, GPURenderBundleEncoder, GPUQuerySet, GPUQueryType, GPUDeviceLostReason, GPUUncapturedErrorEvent, GPUColor  @definitelytyped/expect
  7987:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUOutOfMemoryError' must be of type '{ new (message: string): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }', but here has type '{ new (message?: string | undefined): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }'                                                                                                                                                                                                                                                                                                                                                                                               @definitelytyped/expect
  7996:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUValidationError' must be of type '{ new (message: string): GPUValidationError; prototype: GPUValidationError; }', but here has type '{ new (message?: string | undefined): GPUValidationError; prototype: GPUValidationError; }'                                                                                                                                                                                                                                                                                                                                                                                                    @definitelytyped/expect
  8005:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUInternalError' must be of type '{ new (message: string): GPUInternalError; prototype: GPUInternalError; }', but here has type '{ new (message?: string | undefined): GPUInternalError; prototype: GPUInternalError; }'                                                                                                                                                                                                                                                                                                                                                                                                              @definitelytyped/expect

✖ 4 problems (4 errors, 0 warnings)

    at combineErrorsAndWarnings (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.37_typescript@6.0.0-dev.20260213/node_modules/@definitelytyped/dtslint/dist/index.js:199:28)
    at runTests (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.37_typescript@6.0.0-dev.20260213/node_modules/@definitelytyped/dtslint/dist/index.js:191:20)

Branch error:

Error: 
/mnt/vss/_work/1/DefinitelyTyped/types/deno/index.d.ts
     4:1   error  TypeScript@local compile error: 
Definitions of the following identifiers conflict with those in another file: GPUSupportedLimits, GPUSupportedFeatures, GPUAdapterInfo, GPUDevice, GPUBuffer, GPUBufferMapState, GPUFlagsConstant, GPUMapModeFlags, GPUTexture, GPUTextureDimension, GPUTextureUsageFlags, GPUTextureView, GPUTextureViewDimension, GPUTextureAspect, GPUTextureFormat, GPUSampler, GPUBindGroupLayout, GPUBindGroup, GPUBindingResource, GPUPipelineLayout, GPUCompilationMessageType, GPUShaderModule, GPUComputePipeline, GPURenderPipeline, GPUIndexFormat, GPUCommandBuffer, GPUCommandEncoder, GPUComputePassEncoder, GPURenderPassEncoder, GPULoadOp, GPUStoreOp, GPURenderBundle, GPURenderBundleEncoder, GPUQueue, GPUQuerySet, GPUQueryType, GPUDeviceLostReason, GPUErrorFilter, GPUUncapturedErrorEvent, GPUColor, GPUOrigin3D, GPUExtent3D, GPUCanvasAlphaMode  @definitelytyped/expect
  7764:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'view' must be of type 'GPUTexture | GPUTextureView', but here has type 'GPUTextureView'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 @definitelytyped/expect
  7765:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'resolveTarget' must be of type 'GPUTexture | GPUTextureView | undefined', but here has type 'GPUTextureView | undefined'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                @definitelytyped/expect
  7774:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'view' must be of type 'GPUTexture | GPUTextureView', but here has type 'GPUTextureView'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 @definitelytyped/expect
  7987:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUOutOfMemoryError' must be of type '{ new (message: string): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }', but here has type '{ new (message?: string | undefined): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                @definitelytyped/expect
  7996:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUValidationError' must be of type '{ new (message: string): GPUValidationError; prototype: GPUValidationError; }', but here has type '{ new (message?: string | undefined): GPUValidationError; prototype: GPUValidationError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     @definitelytyped/expect
  8005:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUInternalError' must be of type '{ new (message: string): GPUInternalError; prototype: GPUInternalError; }', but here has type '{ new (message?: string | undefined): GPUInternalError; prototype: GPUInternalError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               @definitelytyped/expect

✖ 7 problems (7 errors, 0 warnings)

    at combineErrorsAndWarnings (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.37_typescript@6.0.0-dev.20260213/node_modules/@definitelytyped/dtslint/dist/index.js:199:28)
    at runTests (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.37_typescript@6.0.0-dev.20260213/node_modules/@definitelytyped/dtslint/dist/index.js:191:20)

You can check the log here.

typescript-bot · 2026-02-13T23:25:23Z

@jakebailey Here are the results of running the user tests with tsc comparing main and refs/pull/63137/merge:

There were infrastructure failures potentially unrelated to your change:

1 instance of "Git clone failed"

Otherwise...

Everything looks good!

typescript-bot · 2026-02-13T23:58:16Z

@jakebailey
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - node (v18.15.0, x64)}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_82,521	_82,521	_~	_~	_~	_{p=1.000 n=6}
_Types	_125,280	_125,280	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{275,039k (± 0.54%)}	_{276,159k (± 0.69%)}	_~	_274,398k	_278,019k	_{p=0.575 n=6}
_{Parse Time}	_{1.31s (± 0.75%)}	_{1.30s (± 0.94%)}	_~	_1.29s	_1.32s	_{p=0.531 n=6}
_{Bind Time}	_{0.75s (± 0.68%)}	_{0.75s (± 0.68%)}	_~	_0.75s	_0.76s	_{p=1.000 n=6}
_{Check Time}	_{14.21s (± 1.07%)}	_{14.11s (± 0.45%)}	_~	_14.03s	_14.19s	_{p=0.173 n=6}
_{Emit Time}	_{2.65s (± 0.63%)}	_{2.66s (± 0.15%)}	_~	_2.66s	_2.67s	_{p=0.101 n=6}
_{Total Time}	_{18.92s (± 0.89%)}	_{18.82s (± 0.37%)}	_~	_18.74s	_18.91s	_{p=0.377 n=6}
_{angular-1 - node (v18.15.0, x64)}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_957,952	_958,548	_{+596 (+ 0.06%)}	_~	_~	_{p=0.001 n=6}
_Types	_416,021	_416,029	_{+8 (+ 0.00%)}	_~	_~	_{p=0.001 n=6}
_{Memory used}	_{1,259,081k (± 0.00%)}	_{1,259,919k (± 0.00%)}	_{+838k (+ 0.07%)}	_1,259,829k	_1,259,965k	_{p=0.005 n=6}
_{Parse Time}	_{6.54s (± 0.78%)}	_{6.53s (± 0.62%)}	_~	_6.49s	_6.58s	_{p=1.000 n=6}
_{Bind Time}	_{1.98s (± 0.26%)}	_{1.98s (± 0.61%)}	_~	_1.97s	_2.00s	_{p=1.000 n=6}
_{Check Time}	_{32.38s (± 0.31%)}	_{32.38s (± 0.29%)}	_~	_32.23s	_32.48s	_{p=0.748 n=6}
_{Emit Time}	_{15.03s (± 0.88%)}	_{15.09s (± 0.33%)}	_~	_15.06s	_15.19s	_{p=0.296 n=6}
_{Total Time}	_{55.93s (± 0.18%)}	_{55.99s (± 0.22%)}	_~	_55.80s	_56.16s	_{p=0.423 n=6}
_{mui-docs - node (v18.15.0, x64)}
_Errors	_11,439	_11,439	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_2,703,198	_2,703,434	_{+236 (+ 0.01%)}	_~	_~	_{p=0.001 n=6}
_Types	_930,971	_930,976	_{+5 (+ 0.00%)}	_~	_~	_{p=0.001 n=6}
_{Memory used}	_{3,043,838k (± 0.00%)}	_{3,044,099k (± 0.00%)}	_{+261k (+ 0.01%)}	_3,044,020k	_3,044,150k	_{p=0.005 n=6}
_{Parse Time}	_{8.55s (± 0.44%)}	_{8.54s (± 0.23%)}	_~	_8.51s	_8.56s	_{p=0.421 n=6}
_{Bind Time}	_{2.30s (± 0.43%)}	_{2.31s (± 0.45%)}	_~	_2.30s	_2.33s	_{p=0.065 n=6}
_{Check Time}	_{95.32s (± 0.25%)}	_{95.05s (± 0.57%)}	_~	_94.58s	_96.01s	_{p=0.173 n=6}
_{Emit Time}	_{0.33s (± 2.29%)}	_{0.33s (± 2.50%)}	_~	_0.31s	_0.33s	_{p=1.000 n=6}
_{Total Time}	_{106.50s (± 0.22%)}	_{106.22s (± 0.50%)}	_~	_105.77s	_107.15s	_{p=0.230 n=6}
_{self-build-src - node (v18.15.0, x64)}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,253,407	_1,253,407	_~	_~	_~	_{p=1.000 n=6}
_Types	_260,208	_260,208	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{2,518,786k (±11.82%)}	_{2,517,962k (±11.84%)}	_~	_2,395,841k	_3,127,348k	_{p=0.128 n=6}
_{Parse Time}	_{5.20s (± 1.42%)}	_{5.15s (± 1.39%)}	_~	_5.06s	_5.23s	_{p=0.471 n=6}
_{Bind Time}	_{1.84s (± 1.55%)}	_{1.86s (± 0.94%)}	_~	_1.84s	_1.88s	_{p=0.118 n=6}
_{Check Time}	_{35.76s (± 0.49%)}	_{35.65s (± 0.29%)}	_~	_35.54s	_35.85s	_{p=0.378 n=6}
_{Emit Time}	_{3.01s (± 2.47%)}	_{3.01s (± 1.49%)}	_~	_2.97s	_3.08s	_{p=0.936 n=6}
_{Total Time}	_{45.82s (± 0.51%)}	_{45.69s (± 0.27%)}	_~	_45.58s	_45.93s	_{p=0.261 n=6}
_{self-build-src-public-api - node (v18.15.0, x64)}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,253,407	_1,253,407	_~	_~	_~	_{p=1.000 n=6}
_Types	_260,208	_260,208	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{3,194,334k (± 0.01%)}	_{2,951,352k (±12.72%)}	_~	_2,464,833k	_3,194,255k	_{p=0.093 n=6}
_{Parse Time}	_{6.87s (± 0.60%)}	_{6.80s (± 1.47%)}	_~	_6.67s	_6.92s	_{p=0.297 n=6}
_{Bind Time}	_{2.25s (± 1.18%)}	_{2.28s (± 1.05%)}	_~	_2.25s	_2.32s	_{p=0.090 n=6}
_{Check Time}	_{43.38s (± 0.39%)}	_{43.32s (± 0.09%)}	_~	_43.26s	_43.36s	_{p=0.378 n=6}
_{Emit Time}	_{3.51s (± 1.63%)}	_{3.57s (± 2.97%)}	_~	_3.47s	_3.72s	_{p=0.521 n=6}
_{Total Time}	_{56.02s (± 0.22%)}	_{55.98s (± 0.15%)}	_~	_55.88s	_56.07s	_{p=0.471 n=6}
_{self-compiler - node (v18.15.0, x64)}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_265,173	_265,173	_~	_~	_~	_{p=1.000 n=6}
_Types	_104,282	_104,282	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{444,497k (± 0.02%)}	_{444,530k (± 0.01%)}	_~	_444,468k	_444,622k	_{p=0.810 n=6}
_{Parse Time}	_{4.34s (± 0.88%)}	_{4.35s (± 0.95%)}	_~	_4.31s	_4.43s	_{p=0.935 n=6}
_{Bind Time}	_{1.70s (± 0.91%)}	_{1.70s (± 0.61%)}	_~	_1.69s	_1.72s	_{p=0.743 n=6}
_{Check Time}	_{23.91s (± 0.42%)}	_{23.83s (± 0.29%)}	_~	_23.72s	_23.90s	_{p=0.228 n=6}
_{Emit Time}	_{1.92s (± 1.01%)}	_{1.92s (± 0.87%)}	_~	_1.90s	_1.94s	_{p=0.934 n=6}
_{Total Time}	_{31.87s (± 0.35%)}	_{31.81s (± 0.22%)}	_~	_31.71s	_31.87s	_{p=0.199 n=6}
_{ts-pre-modules - node (v18.15.0, x64)}
_Errors	₂₇₁	₂₇₁	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_225,885	_225,885	_~	_~	_~	_{p=1.000 n=6}
_Types	_93,564	_93,564	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{371,569k (± 0.02%)}	_{371,582k (± 0.02%)}	_~	_371,468k	_371,654k	_{p=0.936 n=6}
_{Parse Time}	_{2.82s (± 0.69%)}	_{2.83s (± 1.06%)}	_~	_2.78s	_2.86s	_{p=0.287 n=6}
_{Bind Time}	_{1.63s (± 0.90%)}	_{1.63s (± 0.72%)}	_~	_1.61s	_1.64s	_{p=1.000 n=6}
_{Check Time}	_{17.38s (± 0.22%)}	_{17.43s (± 0.57%)}	_~	_17.36s	_17.63s	_{p=0.195 n=6}
_{Emit Time}	_0.00s	_0.00s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{21.83s (± 0.18%)}	_{21.90s (± 0.52%)}	_~	_21.81s	_22.12s	_{p=0.228 n=6}
_{vscode - node (v18.15.0, x64)}
_Errors	₄₀	₄₇	_{🔻+7 (+17.50%)}	_~	_~	_{p=0.001 n=6}
_Symbols	_4,256,608	_4,256,908	_{+300 (+ 0.01%)}	_~	_~	_{p=0.001 n=6}
_Types	_1,352,620	_1,352,581	_{-39 (- 0.00%)}	_~	_~	_{p=0.001 n=6}
_{Memory used}	_{4,052,785k (± 0.00%)}	_{4,050,343k (± 0.00%)}	_{-2,442k (- 0.06%)}	_4,050,222k	_4,050,536k	_{p=0.005 n=6}
_{Parse Time}	_{16.46s (± 0.43%)}	_{16.33s (± 0.38%)}	_{-0.12s (- 0.75%)}	_16.26s	_16.44s	_{p=0.016 n=6}
_{Bind Time}	_{5.57s (± 0.62%)}	_{5.52s (± 0.37%)}	_{-0.05s (- 0.93%)}	_5.48s	_5.54s	_{p=0.019 n=6}
_{Check Time}	_{125.61s (± 2.35%)}	_{125.85s (± 3.14%)}	_~	_122.59s	_133.26s	_{p=1.000 n=6}
_{Emit Time}	_{56.29s (± 9.34%)}	_{54.63s (±10.49%)}	_~	_50.82s	_62.63s	_{p=0.936 n=6}
_{Total Time}	_{203.92s (± 3.62%)}	_{202.33s (± 4.13%)}	_~	_196.47s	_217.73s	_{p=1.000 n=6}
_{webpack - node (v18.15.0, x64)}
_Errors	₄₁	₄₁	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_403,278	_403,532	_{+254 (+ 0.06%)}	_~	_~	_{p=0.001 n=6}
_Types	_178,770	_178,872	_{+102 (+ 0.06%)}	_~	_~	_{p=0.001 n=6}
_{Memory used}	_{561,219k (± 0.01%)}	_{561,641k (± 0.04%)}	_{+422k (+ 0.08%)}	_561,401k	_562,088k	_{p=0.005 n=6}
_{Parse Time}	_{4.78s (± 0.68%)}	_{4.79s (± 0.46%)}	_~	_4.76s	_4.82s	_{p=0.687 n=6}
_{Bind Time}	_{2.01s (± 1.72%)}	_{2.01s (± 1.27%)}	_~	_1.98s	_2.05s	_{p=0.872 n=6}
_{Check Time}	_{24.62s (± 0.40%)}	_{24.62s (± 0.26%)}	_~	_24.52s	_24.70s	_{p=0.872 n=6}
_{Emit Time}	_{0.01s (±77.38%)}	_{0.01s (±167.16%)}	_~	_0.00s	_0.02s	_{p=0.533 n=6}
_{Total Time}	_{31.43s (± 0.32%)}	_{31.43s (± 0.21%)}	_~	_31.34s	_31.52s	_{p=1.000 n=6}
_{xstate-main - node (v18.15.0, x64)}
_Errors	₃₀	₃₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_762,852	_763,096	_{+244 (+ 0.03%)}	_~	_~	_{p=0.001 n=6}
_Types	_218,456	_218,464	_{+8 (+ 0.00%)}	_~	_~	_{p=0.001 n=6}
_{Memory used}	_{683,642k (± 0.01%)}	_{683,955k (± 0.01%)}	_{+313k (+ 0.05%)}	_683,906k	_684,033k	_{p=0.005 n=6}
_{Parse Time}	_{4.90s (± 0.92%)}	_{4.92s (± 0.92%)}	_~	_4.84s	_4.97s	_{p=0.569 n=6}
_{Bind Time}	_{1.59s (± 0.47%)}	_{1.59s (± 0.74%)}	_~	_1.57s	_1.60s	_{p=0.734 n=6}
_{Check Time}	_{22.62s (± 0.15%)}	_{22.58s (± 0.23%)}	_~	_22.51s	_22.63s	_{p=0.253 n=6}
_{Emit Time}	_0.00s	_0.00s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{29.11s (± 0.18%)}	_{29.09s (± 0.15%)}	_~	_29.05s	_29.14s	_{p=0.630 n=6}

System info unknown

Hosts

node (v18.15.0, x64)

Scenarios

Compiler-Unions - node (v18.15.0, x64)
angular-1 - node (v18.15.0, x64)
mui-docs - node (v18.15.0, x64)
self-build-src - node (v18.15.0, x64)
self-build-src-public-api - node (v18.15.0, x64)
self-compiler - node (v18.15.0, x64)
ts-pre-modules - node (v18.15.0, x64)
vscode - node (v18.15.0, x64)
webpack - node (v18.15.0, x64)
xstate-main - node (v18.15.0, x64)

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-02-14T00:14:50Z

@jakebailey Here are the results of running the top 400 repos with tsc comparing main and refs/pull/63137/merge:

Everything looks good!

jakebailey · 2026-02-17T19:01:42Z

@typescript-bot test top400
@typescript-bot user test this
@typescript-bot run dt

typescript-bot · 2026-02-17T19:01:47Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top400`	✅ Started	✅ Results
`user test this`	✅ Started	✅ Results
`run dt`	✅ Started	👀 Results

typescript-bot · 2026-02-17T19:23:31Z

Hey @jakebailey, the results of running the DT tests are ready.

There were interesting changes:

Errors that changed between main and the branch:

Package: deno
Main error:

Error: 
/mnt/vss/_work/1/DefinitelyTyped/types/deno/index.d.ts
     4:1   error  TypeScript@local compile error: 
Definitions of the following identifiers conflict with those in another file: GPUSupportedLimits, GPUSupportedFeatures, GPUAdapterInfo, GPUBuffer, GPUBufferMapState, GPUFlagsConstant, GPUMapModeFlags, GPUTexture, GPUTextureDimension, GPUTextureUsageFlags, GPUTextureView, GPUTextureViewDimension, GPUTextureAspect, GPUTextureFormat, GPUSampler, GPUBindGroupLayout, GPUBindGroup, GPUPipelineLayout, GPUCompilationMessageType, GPUShaderModule, GPUComputePipeline, GPURenderPipeline, GPUIndexFormat, GPUCommandBuffer, GPUComputePassEncoder, GPURenderPassEncoder, GPURenderBundle, GPURenderBundleEncoder, GPUQuerySet, GPUQueryType, GPUDeviceLostReason, GPUUncapturedErrorEvent, GPUColor  @definitelytyped/expect
  7987:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUOutOfMemoryError' must be of type '{ new (message: string): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }', but here has type '{ new (message?: string | undefined): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }'                                                                                                                                                                                                                                                                                                                                                                                               @definitelytyped/expect
  7996:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUValidationError' must be of type '{ new (message: string): GPUValidationError; prototype: GPUValidationError; }', but here has type '{ new (message?: string | undefined): GPUValidationError; prototype: GPUValidationError; }'                                                                                                                                                                                                                                                                                                                                                                                                    @definitelytyped/expect
  8005:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUInternalError' must be of type '{ new (message: string): GPUInternalError; prototype: GPUInternalError; }', but here has type '{ new (message?: string | undefined): GPUInternalError; prototype: GPUInternalError; }'                                                                                                                                                                                                                                                                                                                                                                                                              @definitelytyped/expect

✖ 4 problems (4 errors, 0 warnings)

    at combineErrorsAndWarnings (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.38_typescript@6.0.0-dev.20260217/node_modules/@definitelytyped/dtslint/dist/index.js:199:28)
    at runTests (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.38_typescript@6.0.0-dev.20260217/node_modules/@definitelytyped/dtslint/dist/index.js:191:20)

Branch error:

Error: 
/mnt/vss/_work/1/DefinitelyTyped/types/deno/index.d.ts
     4:1   error  TypeScript@local compile error: 
Definitions of the following identifiers conflict with those in another file: GPUSupportedLimits, GPUSupportedFeatures, GPUAdapterInfo, GPU, GPUPowerPreference, GPUAdapter, GPUFeatureName, GPUDevice, GPUBuffer, GPUBufferMapState, GPUBufferUsageFlags, GPUFlagsConstant, GPUMapModeFlags, GPUTexture, GPUTextureDimension, GPUTextureUsageFlags, GPUTextureView, GPUTextureViewDimension, GPUTextureAspect, GPUTextureFormat, GPUSampler, GPUAddressMode, GPUFilterMode, GPUMipmapFilterMode, GPUCompareFunction, GPUBindGroupLayout, GPUShaderStageFlags, GPUBufferBindingType, GPUSamplerBindingType, GPUTextureSampleType, GPUStorageTextureAccess, GPUBindGroup, GPUBindingResource, GPUPipelineLayout, GPUCompilationMessageType, GPUShaderModule, GPUAutoLayoutMode, GPUComputePipeline, GPURenderPipeline, GPUPrimitiveTopology, GPUFrontFace, GPUCullMode, GPUColorWriteFlags, GPUBlendFactor, GPUBlendOperation, GPUStencilOperation, GPUIndexFormat, GPUVertexFormat, GPUVertexStepMode, GPUCommandBuffer, GPUCommandEncoder, GPUComputePassEncoder, GPURenderPassEncoder, GPULoadOp, GPUStoreOp, GPURenderBundle, GPURenderBundleEncoder, GPUQueue, GPUQuerySet, GPUQueryType, GPUDeviceLostReason, GPUErrorFilter, GPUUncapturedErrorEvent, GPUColor, GPUOrigin3D, GPUExtent3D, GPUCanvasAlphaMode  @definitelytyped/expect
  7065:5   error  TypeScript@local compile error: 
All declarations of 'access' must have identical modifiers                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          @definitelytyped/expect
  7065:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'access' must be of type 'GPUStorageTextureAccess | undefined', but here has type 'GPUStorageTextureAccess'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     @definitelytyped/expect
  7107:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'bindGroupLayouts' must be of type '(GPUBindGroupLayout | null)[]', but here has type 'GPUBindGroupLayout[]'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    @definitelytyped/expect
  7764:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'view' must be of type 'GPUTexture | GPUTextureView', but here has type 'GPUTextureView'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        @definitelytyped/expect
  7765:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'resolveTarget' must be of type 'GPUTexture | GPUTextureView | undefined', but here has type 'GPUTextureView | undefined'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       @definitelytyped/expect
  7774:5   error  TypeScript@local compile error: 
Subsequent property declarations must have the same type.  Property 'view' must be of type 'GPUTexture | GPUTextureView', but here has type 'GPUTextureView'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        @definitelytyped/expect
  7987:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUOutOfMemoryError' must be of type '{ new (message: string): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }', but here has type '{ new (message?: string | undefined): GPUOutOfMemoryError; prototype: GPUOutOfMemoryError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       @definitelytyped/expect
  7996:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUValidationError' must be of type '{ new (message: string): GPUValidationError; prototype: GPUValidationError; }', but here has type '{ new (message?: string | undefined): GPUValidationError; prototype: GPUValidationError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            @definitelytyped/expect
  8005:13  error  TypeScript@local compile error: 
Subsequent variable declarations must have the same type.  Variable 'GPUInternalError' must be of type '{ new (message: string): GPUInternalError; prototype: GPUInternalError; }', but here has type '{ new (message?: string | undefined): GPUInternalError; prototype: GPUInternalError; }'                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      @definitelytyped/expect

✖ 10 problems (10 errors, 0 warnings)

    at combineErrorsAndWarnings (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.38_typescript@6.0.0-dev.20260217/node_modules/@definitelytyped/dtslint/dist/index.js:199:28)
    at runTests (/mnt/vss/_work/1/DefinitelyTyped/node_modules/.pnpm/@definitelytyped+dtslint@0.2.38_typescript@6.0.0-dev.20260217/node_modules/@definitelytyped/dtslint/dist/index.js:191:20)

You can check the log here.

typescript-bot · 2026-02-17T19:32:20Z

@jakebailey Here are the results of running the user tests with tsc comparing main and refs/pull/63137/merge:

There were infrastructure failures potentially unrelated to your change:

1 instance of "Git clone failed"

Otherwise...

Everything looks good!

typescript-bot · 2026-02-17T20:24:09Z

@jakebailey Here are the results of running the top 400 repos with tsc comparing main and refs/pull/63137/merge:

Everything looks good!

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Pull request overview

This PR updates DOM type definitions for TypeScript 6.0, primarily adding comprehensive WebGPU API support and several other DOM API updates. The changes represent upstream updates from the WHATWG specifications and WebGPU standards.

Changes:

Added complete WebGPU API interfaces, types, and descriptors (GPU, GPUAdapter, GPUDevice, GPUQueue, GPUCommandEncoder, GPUCanvasContext, and 50+ related interfaces)
Added custom element registry support to DocumentOrShadowRoot, Element, and HTMLTemplateElement
Updated test baselines to reflect increased symbol counts due to new API additions
Modified WebAssembly.Exception.getArg signature and removed deprecated InstallEvent interface
Updated various interface definitions including NavigationPrecommitController, ViewTransition, and TextTrackCue

Reviewed changes

Copilot reviewed 13 out of 16 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/baselines/reference/tsxReactEmitSpreadAttribute(target=es2018).types	Updated symbol count baseline from 50,000 to 100,000
tests/baselines/reference/mappedTypeRecursiveInference.errors.txt	Added customElementRegistry property to Document type in error message
tests/baselines/reference/jsxRuntimePragma(jsx=react-jsxdev).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxRuntimePragma(jsx=react-jsx).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxRuntimePragma(jsx=react).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxRuntimePragma(jsx=preserve).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxJsxsCjsTransformNestedSelfClosingChild(jsx=react-jsxdev).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxJsxsCjsTransformNestedSelfClosingChild(jsx=react-jsx).types	Updated symbol count baseline to 100,000
tests/baselines/reference/jsxFragmentFactoryNoUnusedLocals.types	Updated symbol count baseline from 50,000 to 100,000
tests/baselines/reference/jsxElementType.types	Updated assignability cache to 5,000 and symbol count to 100,000
tests/baselines/reference/globalThisBlockscopedProperties.types	Added GPU-related types to keyof globalThis
tests/baselines/reference/contextuallyTypedJsxChildren.types	Updated symbol count baseline to 100,000
tests/baselines/reference/checkJsxChildrenCanBeTupleType.types	Updated symbol count baseline to 100,000
src/lib/webworker.generated.d.ts	Added WebGPU interfaces, NavigatorGPU, and removed InstallEvent; updated WorkerNavigator and WebAssembly.Exception
src/lib/dom.generated.d.ts	Added WebGPU interfaces, custom element registry support, NavigatorGPU, PushManagerAttribute; updated multiple interfaces

Update DOM types

f489c53

typescript-bot assigned jakebailey Feb 13, 2026

typescript-bot added Author: Team For Uncommitted Bug PR for untriaged, rejected, closed or missing bug labels Feb 13, 2026

jakebailey added 2 commits February 14, 2026 16:36

Update again

772a770

Update again

0028bf0

jakebailey marked this pull request as ready for review February 18, 2026 17:35

Copilot AI review requested due to automatic review settings February 18, 2026 17:35

Copilot started reviewing on behalf of jakebailey February 18, 2026 17:37 View session

Copilot AI reviewed Feb 18, 2026

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gabritto approved these changes Feb 18, 2026

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jakebailey added this pull request to the merge queue Feb 18, 2026

Merged via the queue into microsoft:main with commit 3472548 Feb 18, 2026
29 checks passed

jakebailey deleted the update-dom branch February 18, 2026 23:02

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typescript-bot commented Feb 13, 2026 •

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