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Add __brand to make empty interfaces nominal #2075

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271a550
Add `__brand` to make empty interfaces nominal
saschanaz Jul 19, 2025
40e5234
prettier
saschanaz Jul 19, 2025
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1 change: 1 addition & 0 deletions baselines/audioworklet.generated.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1586,6 +1586,7 @@ declare namespace WebAssembly {

/** [MDN Reference](https://developer.mozilla.org/docs/WebAssembly/Reference/JavaScript_interface/Module) */
interface Module {
__brand: "Module";
}

var Module: {
Expand Down
17 changes: 17 additions & 0 deletions baselines/dom.generated.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -7468,6 +7468,7 @@ declare var CSSStyleSheet: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/CSSStyleValue)
*/
interface CSSStyleValue {
__brand: "CSSStyleValue";
toString(): string;
}

Expand Down Expand Up @@ -20772,6 +20773,7 @@ declare var MediaSource: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/MediaSourceHandle)
*/
interface MediaSourceHandle {
__brand: "MediaSourceHandle";
}

declare var MediaSourceHandle: {
Expand Down Expand Up @@ -24119,6 +24121,7 @@ declare var PerformanceTiming: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/PeriodicWave)
*/
interface PeriodicWave {
__brand: "PeriodicWave";
}

declare var PeriodicWave: {
Expand Down Expand Up @@ -25613,6 +25616,7 @@ declare var RTCRtpReceiver: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/RTCRtpScriptTransform)
*/
interface RTCRtpScriptTransform {
__brand: "RTCRtpScriptTransform";
}

declare var RTCRtpScriptTransform: {
Expand Down Expand Up @@ -35350,6 +35354,7 @@ declare var WebGLActiveInfo: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLBuffer)
*/
interface WebGLBuffer {
__brand: "WebGLBuffer";
}

declare var WebGLBuffer: {
Expand Down Expand Up @@ -35382,6 +35387,7 @@ declare var WebGLContextEvent: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLFramebuffer)
*/
interface WebGLFramebuffer {
__brand: "WebGLFramebuffer";
}

declare var WebGLFramebuffer: {
Expand All @@ -35395,6 +35401,7 @@ declare var WebGLFramebuffer: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLProgram)
*/
interface WebGLProgram {
__brand: "WebGLProgram";
}

declare var WebGLProgram: {
Expand All @@ -35408,6 +35415,7 @@ declare var WebGLProgram: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLQuery)
*/
interface WebGLQuery {
__brand: "WebGLQuery";
}

declare var WebGLQuery: {
Expand All @@ -35421,6 +35429,7 @@ declare var WebGLQuery: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLRenderbuffer)
*/
interface WebGLRenderbuffer {
__brand: "WebGLRenderbuffer";
}

declare var WebGLRenderbuffer: {
Expand Down Expand Up @@ -36366,6 +36375,7 @@ interface WebGLRenderingContextOverloads {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSampler)
*/
interface WebGLSampler {
__brand: "WebGLSampler";
}

declare var WebGLSampler: {
Expand All @@ -36379,6 +36389,7 @@ declare var WebGLSampler: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLShader)
*/
interface WebGLShader {
__brand: "WebGLShader";
}

declare var WebGLShader: {
Expand Down Expand Up @@ -36423,6 +36434,7 @@ declare var WebGLShaderPrecisionFormat: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSync)
*/
interface WebGLSync {
__brand: "WebGLSync";
}

declare var WebGLSync: {
Expand All @@ -36436,6 +36448,7 @@ declare var WebGLSync: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTexture)
*/
interface WebGLTexture {
__brand: "WebGLTexture";
}

declare var WebGLTexture: {
Expand All @@ -36449,6 +36462,7 @@ declare var WebGLTexture: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTransformFeedback)
*/
interface WebGLTransformFeedback {
__brand: "WebGLTransformFeedback";
}

declare var WebGLTransformFeedback: {
Expand All @@ -36462,6 +36476,7 @@ declare var WebGLTransformFeedback: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLUniformLocation)
*/
interface WebGLUniformLocation {
__brand: "WebGLUniformLocation";
}

declare var WebGLUniformLocation: {
Expand All @@ -36475,6 +36490,7 @@ declare var WebGLUniformLocation: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLVertexArrayObject)
*/
interface WebGLVertexArrayObject {
__brand: "WebGLVertexArrayObject";
}

declare var WebGLVertexArrayObject: {
Expand Down Expand Up @@ -38168,6 +38184,7 @@ declare namespace WebAssembly {

/** [MDN Reference](https://developer.mozilla.org/docs/WebAssembly/Reference/JavaScript_interface/Module) */
interface Module {
__brand: "Module";
}

var Module: {
Expand Down
14 changes: 14 additions & 0 deletions baselines/serviceworker.generated.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1555,6 +1555,7 @@ declare var CSSSkewY: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/CSSStyleValue)
*/
interface CSSStyleValue {
__brand: "CSSStyleValue";
toString(): string;
}

Expand Down Expand Up @@ -9157,6 +9158,7 @@ declare var WebGLActiveInfo: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLBuffer)
*/
interface WebGLBuffer {
__brand: "WebGLBuffer";
}

declare var WebGLBuffer: {
Expand Down Expand Up @@ -9189,6 +9191,7 @@ declare var WebGLContextEvent: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLFramebuffer)
*/
interface WebGLFramebuffer {
__brand: "WebGLFramebuffer";
}

declare var WebGLFramebuffer: {
Expand All @@ -9202,6 +9205,7 @@ declare var WebGLFramebuffer: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLProgram)
*/
interface WebGLProgram {
__brand: "WebGLProgram";
}

declare var WebGLProgram: {
Expand All @@ -9215,6 +9219,7 @@ declare var WebGLProgram: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLQuery)
*/
interface WebGLQuery {
__brand: "WebGLQuery";
}

declare var WebGLQuery: {
Expand All @@ -9228,6 +9233,7 @@ declare var WebGLQuery: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLRenderbuffer)
*/
interface WebGLRenderbuffer {
__brand: "WebGLRenderbuffer";
}

declare var WebGLRenderbuffer: {
Expand Down Expand Up @@ -10171,6 +10177,7 @@ interface WebGLRenderingContextOverloads {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSampler)
*/
interface WebGLSampler {
__brand: "WebGLSampler";
}

declare var WebGLSampler: {
Expand All @@ -10184,6 +10191,7 @@ declare var WebGLSampler: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLShader)
*/
interface WebGLShader {
__brand: "WebGLShader";
}

declare var WebGLShader: {
Expand Down Expand Up @@ -10228,6 +10236,7 @@ declare var WebGLShaderPrecisionFormat: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSync)
*/
interface WebGLSync {
__brand: "WebGLSync";
}

declare var WebGLSync: {
Expand All @@ -10241,6 +10250,7 @@ declare var WebGLSync: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTexture)
*/
interface WebGLTexture {
__brand: "WebGLTexture";
}

declare var WebGLTexture: {
Expand All @@ -10254,6 +10264,7 @@ declare var WebGLTexture: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTransformFeedback)
*/
interface WebGLTransformFeedback {
__brand: "WebGLTransformFeedback";
}

declare var WebGLTransformFeedback: {
Expand All @@ -10267,6 +10278,7 @@ declare var WebGLTransformFeedback: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLUniformLocation)
*/
interface WebGLUniformLocation {
__brand: "WebGLUniformLocation";
}

declare var WebGLUniformLocation: {
Expand All @@ -10280,6 +10292,7 @@ declare var WebGLUniformLocation: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLVertexArrayObject)
*/
interface WebGLVertexArrayObject {
__brand: "WebGLVertexArrayObject";
}

declare var WebGLVertexArrayObject: {
Expand Down Expand Up @@ -10961,6 +10974,7 @@ declare namespace WebAssembly {

/** [MDN Reference](https://developer.mozilla.org/docs/WebAssembly/Reference/JavaScript_interface/Module) */
interface Module {
__brand: "Module";
}

var Module: {
Expand Down
14 changes: 14 additions & 0 deletions baselines/sharedworker.generated.d.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1491,6 +1491,7 @@ declare var CSSSkewY: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/CSSStyleValue)
*/
interface CSSStyleValue {
__brand: "CSSStyleValue";
toString(): string;
}

Expand Down Expand Up @@ -8700,6 +8701,7 @@ declare var WebGLActiveInfo: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLBuffer)
*/
interface WebGLBuffer {
__brand: "WebGLBuffer";
}

declare var WebGLBuffer: {
Expand Down Expand Up @@ -8732,6 +8734,7 @@ declare var WebGLContextEvent: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLFramebuffer)
*/
interface WebGLFramebuffer {
__brand: "WebGLFramebuffer";
}

declare var WebGLFramebuffer: {
Expand All @@ -8745,6 +8748,7 @@ declare var WebGLFramebuffer: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLProgram)
*/
interface WebGLProgram {
__brand: "WebGLProgram";
}

declare var WebGLProgram: {
Expand All @@ -8758,6 +8762,7 @@ declare var WebGLProgram: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLQuery)
*/
interface WebGLQuery {
__brand: "WebGLQuery";
}

declare var WebGLQuery: {
Expand All @@ -8771,6 +8776,7 @@ declare var WebGLQuery: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLRenderbuffer)
*/
interface WebGLRenderbuffer {
__brand: "WebGLRenderbuffer";
}

declare var WebGLRenderbuffer: {
Expand Down Expand Up @@ -9714,6 +9720,7 @@ interface WebGLRenderingContextOverloads {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSampler)
*/
interface WebGLSampler {
__brand: "WebGLSampler";
}

declare var WebGLSampler: {
Expand All @@ -9727,6 +9734,7 @@ declare var WebGLSampler: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLShader)
*/
interface WebGLShader {
__brand: "WebGLShader";
}

declare var WebGLShader: {
Expand Down Expand Up @@ -9771,6 +9779,7 @@ declare var WebGLShaderPrecisionFormat: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLSync)
*/
interface WebGLSync {
__brand: "WebGLSync";
}

declare var WebGLSync: {
Expand All @@ -9784,6 +9793,7 @@ declare var WebGLSync: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTexture)
*/
interface WebGLTexture {
__brand: "WebGLTexture";
}

declare var WebGLTexture: {
Expand All @@ -9797,6 +9807,7 @@ declare var WebGLTexture: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLTransformFeedback)
*/
interface WebGLTransformFeedback {
__brand: "WebGLTransformFeedback";
}

declare var WebGLTransformFeedback: {
Expand All @@ -9810,6 +9821,7 @@ declare var WebGLTransformFeedback: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLUniformLocation)
*/
interface WebGLUniformLocation {
__brand: "WebGLUniformLocation";
}

declare var WebGLUniformLocation: {
Expand All @@ -9823,6 +9835,7 @@ declare var WebGLUniformLocation: {
* [MDN Reference](https://developer.mozilla.org/docs/Web/API/WebGLVertexArrayObject)
*/
interface WebGLVertexArrayObject {
__brand: "WebGLVertexArrayObject";
}

declare var WebGLVertexArrayObject: {
Expand Down Expand Up @@ -10687,6 +10700,7 @@ declare namespace WebAssembly {

/** [MDN Reference](https://developer.mozilla.org/docs/WebAssembly/Reference/JavaScript_interface/Module) */
interface Module {
__brand: "Module";
}

var Module: {
Expand Down
1 change: 1 addition & 0 deletions baselines/ts5.5/audioworklet.generated.d.ts
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -1586,6 +1586,7 @@ declare namespace WebAssembly {

/** [MDN Reference](https://developer.mozilla.org/docs/WebAssembly/Reference/JavaScript_interface/Module) */
interface Module {
__brand: "Module";
}

var Module: {
Expand Down
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