feature: add style element count measure (#1314)

packages/memory-leak-finder/src/parts/GetStyleElementCount/GetStyleElementCount.js

@@ -0,0 +1,11 @@
+import * as GetObjectCount from '../GetObjectCount/GetObjectCount.js'
+import * as PrototypeExpression from '../PrototypeExpression/PrototypeExpression.js'
+
+/**
+ *
+ * @param {any} session
+ * @returns {Promise<number>}
+ */
+export const getCanvasCount = async (session, objectGroup) => {
+  return GetObjectCount.getObjectCount(session, PrototypeExpression.StyleElement, objectGroup)
+}

packages/memory-leak-finder/src/parts/MeasureId/MeasureId.js

@@ -78,6 +78,7 @@ export const SetSize = 'setSize'
 export const SetTimeout = 'setTimeout'
 export const StringCount = 'stringCount'
 export const StringDifference = 'stringDifference'
+export const StyleElementCount = 'styleElementCount'
 export const UserStringCount = 'userStringCount'
 export const WeakMapCount = 'weakMapCount'
 export const WeakSetCount = 'weakSetCount'

packages/memory-leak-finder/src/parts/MeasureStyleElementCount/MeasureStyleElementCount.js

@@ -0,0 +1,30 @@
+import * as CompareCount from '../CompareCount/CompareCount.js'
+import * as GetStyleElementCount from '../GetStyleElementCount/GetStyleElementCount.js'
+import * as IsLeakCount from '../IsLeakCount/IsLeakCount.js'
+import * as MeasureId from '../MeasureId/MeasureId.js'
+import * as ObjectGroupId from '../ObjectGroupId/ObjectGroupId.js'
+import * as ReleaseObjectGroup from '../ReleaseObjectGroup/ReleaseObjectGroup.js'
+
+export const id = MeasureId.StyleElementCount
+
+export const create = (session) => {
+  const objectGroup = ObjectGroupId.create()
+  return [session, objectGroup]
+}
+
+export const start = (session, objectGroup) => {
+  return GetStyleElementCount.getCanvasCount(session, objectGroup)
+}
+
+export const stop = async (session, objectGroup) => {
+  const result = await GetStyleElementCount.getCanvasCount(session, objectGroup)
+  return result
+}
+
+export const releaseResources = async (session, objectGroup) => {
+  await ReleaseObjectGroup.releaseObjectGroup(session, objectGroup)
+}
+
+export const compare = CompareCount.compareCount
+
+export const isLeak = IsLeakCount.isLeakCount

packages/memory-leak-finder/src/parts/Measures/Measures.js

@@ -74,6 +74,7 @@ export * as MeasureSetSize from '../MeasureSetSize/MeasureSetSize.js'
 export * as MeasureSetTimeout from '../MeasureSetTimeout/MeasureSetTimeout.js'
 export * as MeasureStringCount from '../MeasureStringCount/MeasureStringCount.js'
 export * as MeasureStringDifference from '../MeasureStringDifference/MeasureStringDifference.js'
+export * as MeasureStyleElementCount from '../MeasureStyleElementCount/MeasureStyleElementCount.js'
 export * as MeasureUserStringCount from '../MeasureUserStringCount/MeasureUserStringCount.js'
 export * as MeasureWeakMapCount from '../MeasureWeakMapCount/MeasureWeakMapCount.js'
 export * as MeasureWeakSetCount from '../MeasureWeakSetCount/MeasureWeakSetCount.js'

packages/memory-leak-finder/src/parts/PrototypeExpression/PrototypeExpression.js

@@ -16,5 +16,6 @@ export const Promise = 'Promise.prototype'
 export const Regex = 'RegExp.prototype'
 export const ResizeObserver = 'ResizeObserver.prototype'
 export const Set = 'Set.prototype'
+export const StyleElement = 'HTMLStyleElement.prototype'
 export const WeakMap = 'WeakMap.prototype'
 export const WeakSet = 'WeakSet.prototype'