eslint-plugin-baseline-js
Version:
Enforce JavaScript Baseline (widely/newly/year) browser compatibility with a single ESLint rule. Prevent runtime errors by catching unsupported JavaScript features during development.
2,513 lines (2,509 loc) • 1.05 MB
JavaScript
import { createRequire } from "node:module";
import { builtinRules } from "eslint/use-at-your-own-risk";
import esx from "eslint-plugin-es-x";
//#region src/configs/baseline.ts
/**
* Recommended config: enable Baseline with Web APIs and JS builtins detection on auto preset.
* - baseline: defaults to 'widely'
* - includeWebApis/includeJsBuiltins: { preset: 'auto' }
*/
function recommendedConfig(opts = {}) {
const available = opts.available ?? opts.baseline ?? "widely";
const level = opts.level ?? "error";
return {
files: ["**/*.{js,cjs,mjs,jsx}"],
rules: { "baseline-js/use-baseline": [level, {
available,
includeWebApis: { preset: "auto" },
includeJsBuiltins: { preset: "auto" }
}] }
};
}
/**
* Recommended config for TypeScript-aware projects:
* - Uses 'type-aware' preset to require type information for instance-member checks.
* - Falls back gracefully when types are unavailable (instance checks are skipped by the rule).
*/
function recommendedTsConfig(opts = {}) {
const available = opts.available ?? opts.baseline ?? "widely";
const level = opts.level ?? "error";
return {
files: ["**/*.{ts,tsx}"],
rules: { "baseline-js/use-baseline": [level, {
available,
includeWebApis: { preset: "type-aware" },
includeJsBuiltins: { preset: "type-aware" }
}] }
};
}
//#endregion
//#region src/config.ts
/**
* Named constants for Baseline string options.
* Prefer using these to avoid typos in user configs.
*/
const BASELINE = {
WIDELY: "widely",
NEWLY: "newly"
};
function getBaselineValue(opt) {
if (!opt) return BASELINE.WIDELY;
return opt.available ?? opt.baseline ?? BASELINE.WIDELY;
}
//#endregion
//#region src/baseline/data/descriptors.api.ts
const descriptors$1 = [
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "hash"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "host"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "hostname"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "href"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "hreflang"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "origin"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "password"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "pathname"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "port"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "protocol"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "rel"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "relList"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "search"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "target"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "text"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "toString"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "type"
},
{
featureId: "a",
kind: "instanceMember",
iface: "HTMLAnchorElement",
prop: "username"
},
{
featureId: "abortable-fetch",
kind: "instanceMember",
iface: "Request",
prop: "signal"
},
{
featureId: "abortable-fetch",
kind: "instanceMember",
iface: "fetch",
prop: "init_signal_parameter"
},
{
featureId: "aborting",
kind: "newIdent",
name: "AbortController"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortController",
prop: "abort"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortController",
prop: "signal"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortSignal",
prop: "abort_event"
},
{
featureId: "aborting",
kind: "callStatic",
base: "AbortSignal",
prop: "abort"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortSignal",
prop: "aborted"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortSignal",
prop: "reason"
},
{
featureId: "aborting",
kind: "instanceMember",
iface: "AbortSignal",
prop: "throwIfAborted"
},
{
featureId: "aborting",
kind: "callStatic",
base: "AbortSignal",
prop: "timeout"
},
{
featureId: "abortsignal-any",
kind: "callStatic",
base: "AbortSignal",
prop: "any"
},
{
featureId: "accelerometer",
kind: "newIdent",
name: "Accelerometer"
},
{
featureId: "accelerometer",
kind: "instanceMember",
iface: "Accelerometer",
prop: "x"
},
{
featureId: "accelerometer",
kind: "instanceMember",
iface: "Accelerometer",
prop: "y"
},
{
featureId: "accelerometer",
kind: "instanceMember",
iface: "Accelerometer",
prop: "z"
},
{
featureId: "accelerometer",
kind: "newIdent",
name: "GravitySensor"
},
{
featureId: "accelerometer",
kind: "newIdent",
name: "LinearAccelerationSensor"
},
{
featureId: "accelerometer",
kind: "instanceMember",
iface: "Permissions",
prop: "permission_accelerometer"
},
{
featureId: "accesskey",
kind: "instanceMember",
iface: "HTMLElement",
prop: "accessKey"
},
{
featureId: "accesskey",
kind: "instanceMember",
iface: "HTMLElement",
prop: "accessKeyLabel"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransition",
prop: "types"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "@@iterator"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "add"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "clear"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "delete"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "entries"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "forEach"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "has"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "keys"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "size"
},
{
featureId: "active-view-transition",
kind: "instanceMember",
iface: "ViewTransitionTypeSet",
prop: "values"
},
{
featureId: "alerts",
kind: "member",
base: "window",
prop: "alert"
},
{
featureId: "alerts",
kind: "member",
base: "window",
prop: "confirm"
},
{
featureId: "alerts",
kind: "member",
base: "window",
prop: "prompt"
},
{
featureId: "ambient-light",
kind: "newIdent",
name: "AmbientLightSensor"
},
{
featureId: "ambient-light",
kind: "instanceMember",
iface: "AmbientLightSensor",
prop: "illuminance"
},
{
featureId: "ambient-light",
kind: "instanceMember",
iface: "Permissions",
prop: "permission_ambient-light-sensor"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "align-self"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "alignSelf"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "block-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "blockSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "bottom"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "height"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inline-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inlineSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-block"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-block-end"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-block-start"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-inline"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-inline-end"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "inset-inline-start"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetBlock"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetBlockEnd"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetBlockStart"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetInline"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetInlineEnd"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "insetInlineStart"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "justify-self"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "justifySelf"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "left"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-block"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-block-end"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-block-start"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-bottom"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-inline"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-inline-end"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-inline-start"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-left"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-right"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "margin-top"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginBlock"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginBlockEnd"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginBlockStart"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginBottom"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginInline"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginInlineEnd"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginInlineStart"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginLeft"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginRight"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "marginTop"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "max-block-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "max-height"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "max-inline-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "max-width"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "maxBlockSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "maxHeight"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "maxInlineSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "maxWidth"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "min-block-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "min-height"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "min-inline-size"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "min-width"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "minBlockSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "minHeight"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "minInlineSize"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "minWidth"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "place-self"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "placeSelf"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "position-anchor"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "position-area"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "positionAnchor"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "positionArea"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "right"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "top"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryDescriptors",
prop: "width"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryRule",
prop: "name"
},
{
featureId: "anchor-positioning",
kind: "instanceMember",
iface: "CSSPositionTryRule",
prop: "style"
},
{
featureId: "angle-instanced-arrays",
kind: "instanceMember",
iface: "ANGLE_instanced_arrays",
prop: "drawArraysInstancedANGLE"
},
{
featureId: "angle-instanced-arrays",
kind: "instanceMember",
iface: "ANGLE_instanced_arrays",
prop: "drawElementsInstancedANGLE"
},
{
featureId: "angle-instanced-arrays",
kind: "instanceMember",
iface: "ANGLE_instanced_arrays",
prop: "vertexAttribDivisorANGLE"
},
{
featureId: "animations-css",
kind: "newIdent",
name: "AnimationEvent"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "AnimationEvent",
prop: "animationName"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "AnimationEvent",
prop: "elapsedTime"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "AnimationEvent",
prop: "pseudoElement"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSAnimation",
prop: "animationName"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframeRule",
prop: "keyText"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframeRule",
prop: "style"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "appendRule"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "cssRules"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "deleteRule"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "findRule"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "length"
},
{
featureId: "animations-css",
kind: "instanceMember",
iface: "CSSKeyframesRule",
prop: "name"
},
{
featureId: "app-file-handlers",
kind: "instanceMember",
iface: "LaunchParams",
prop: "files"
},
{
featureId: "app-launch-handler",
kind: "instanceMember",
iface: "LaunchParams",
prop: "targetURL"
},
{
featureId: "app-launch-handler",
kind: "instanceMember",
iface: "LaunchQueue",
prop: "setConsumer"
},
{
featureId: "app-launch-handler",
kind: "member",
base: "window",
prop: "launchQueue"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaActiveDescendantElement"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaAtomic"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaAutoComplete"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaBrailleLabel"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaBrailleRoleDescription"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaBusy"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaChecked"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaColCount"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaColIndex"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaColIndexText"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaColSpan"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaControlsElements"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaCurrent"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaDescribedByElements"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaDescription"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaDetailsElements"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaDisabled"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaErrorMessageElements"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaExpanded"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaFlowToElements"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaHasPopup"
},
{
featureId: "aria-attribute-reflection",
kind: "instanceMember",
iface: "Element",
prop: "ariaHidden"
},
{
featureId: "aria-attribute-reflection",
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prop: "worker_support"
},
{
featureId: "badging",
kind: "member",
base: "navigator",
prop: "clearAppBadge"
},
{
featureId: "badging",
kind: "member",
base: "navigator",
prop: "setAppBadge"
},
{
featureId: "barcode",
kind: "newIdent",
name: "BarcodeDetector"
},
{
featureId: "barcode",
kind: "instanceMember",
iface: "BarcodeDetector",
prop: "detect"
},
{
featureId: "barcode",
kind: "callStatic",
base: "BarcodeDetector",
prop: "getSupportedFormats"
},
{
featureId: "barprop",
kind: "instanceMember",
iface: "BarProp",
prop: "visible"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "locationbar"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "menubar"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "personalbar"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "scrollbars"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "statusbar"
},
{
featureId: "barprop",
kind: "member",
base: "window",
prop: "toolbar"
},
{
featureId: "base",
kind: "instanceMember",
iface: "HTMLBaseElement",
prop: "href"
},
{
featureId: "base",
kind: "instanceMember",
iface: "HTMLBaseElement",
prop: "target"
},
{
featureId: "base64encodedecode",
kind: "instanceMember",
iface: "atob",
prop: "worker_support"
},
{
featureId: "base64encodedecode",
kind: "instanceMember",
iface: "btoa",
prop: "worker_support"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "charging"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "chargingTime"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "chargingchange_event"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "chargingtimechange_event"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "dischargingTime"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "dischargingtimechange_event"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "level"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "levelchange_event"
},
{
featureId: "battery",
kind: "instanceMember",
iface: "BatteryManager",
prop: "secure_context_required"
},
{
featureId: "battery",
kind: "member",
base: "navigator",
prop: "getBattery"
},
{
featureId: "beacons",
kind: "member",
base: "navigator",
prop: "sendBeacon"
},
{
featureId: "beforeinstallprompt",
kind: "newIdent",
name: "BeforeInstallPromptEvent"
},
{
featureId: "beforeinstallprompt",
kind: "instanceMember",
iface: "BeforeInstallPromptEvent",
prop: "platforms"
},
{
featureId: "beforeinstallprompt",
kind: "instanceMember",
iface: "BeforeInstallPromptEvent",
prop: "prompt"
},
{
featureId: "beforeinstallprompt",
kind: "instanceMember",
iface: "BeforeInstallPromptEvent",
prop: "userChoice"
},
{
featureId: "beforeinstallprompt",
kind: "member",
base: "window",
prop: "appinstalled_event"
},
{
featureId: "beforeinstallprompt",
kind: "member",
base: "window",
prop: "beforeinstallprompt_event"
},
{
featureId: "beforeunload",
kind: "instanceMember",
iface: "BeforeUnloadEvent",
prop: "user_interaction"
},
{
featureId: "beforeunload",
kind: "member",
base: "window",
prop: "beforeunload_event"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasonDetails",
prop: "reason"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasonDetails",
prop: "toJSON"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "children"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "id"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "name"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "reasons"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "src"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "toJSON"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "NotRestoredReasons",
prop: "url"
},
{
featureId: "bfcache-blocking-reasons",
kind: "instanceMember",
iface: "PerformanceNavigationTiming",
prop: "notRestoredReasons"
},
{
featureId: "blocking-render",
kind: "instanceMember",
iface: "HTMLLinkElement",
prop: "blocking"
},
{
featureId: "blocking-render",
kind: "instanceMember",
iface: "HTMLScriptElement",
prop: "blocking"
},
{
featureId: "blocking-render",
kind: "instanceMember",
iface: "HTMLStyleElement",
prop: "blocking"
},
{
featureId: "broadcast-channel",
kind: "newIdent",
name: "BroadcastChannel"
},
{
featureId: "broadcast-channel",
kind: "instanceMember",
iface: "BroadcastChannel",
prop: "close"
},
{
featureId: "broadcast-channel",
kind: "instanceMember",
iface: "BroadcastChannel",
prop: "message_event"
},
{
featureId: "broadcast-channel",
kind: "instanceMember",
iface: "BroadcastChannel",
prop: "messageerror_event"
},
{
featureId: "broadcast-channel",
kind: "instanceMember",
iface: "BroadcastChannel",
prop: "name"
},
{
featureId: "broadcast-channel",
kind: "instanceMember",
iface: "BroadcastChannel",
prop: "postMessage"
},
{
featureId: "button",
kind: "instanceMember",