Source symbols: packages/playwright-core/src/client/channelOwner.ts

Deterministic, value-free symbol metadata extracted from public source. Implementations and literal values are not copied into this page.

• Revision: main@4cd8608744bf4d18c9f23578c3cf4a1cd1862b2d · 2026-07-20T11:02:36Z
• Declarations: 17
• Referenced calls: 53

Declared symbols

• Listener — type at line 32; references Map, constructor, super, setMaxListeners, set, _createChannel, EventEmitter, _setEventToSubscriptionMapping, _updateSubscription, get, String, updateSubscription, listenerCount, addListener, prependListener, off, removeListener, _adopt, delete, _parentOfType
• connection — const at line 49; references super, setMaxListeners, set
• protocolEvent — const at line 73; references get, String, updateSubscription
• parent — let at line 120
• channel — const at line 158; references Proxy, maybeFindValidator, getMetainfo, async, _wrapApiCall, validator, _validatorToWireContext, onApiCallBegin, logApiCall, sendMessageToServer
• validator — const at line 161; references maybeFindValidator, getMetainfo
• validatedParams — const at line 166; references validator, _validatorToWireContext
• logger — const at line 190; references currentZone, func, captureLibraryStackTrace
• existingApiZone — const at line 191; references currentZone, func, captureLibraryStackTrace
• stackTrace — const at line 195; references captureLibraryStackTrace
• apiZone — const at line 196
• result — const at line 199; references currentZone, with, run, async, func, logApiCall, onApiCallEnd
• innerError — const at line 206; references showInternalStackFrames, isUnderTest, includes, stringifyStackFrames, join, trim, logApiCall, onApiCallEnd
• stackFrames — const at line 209; references stringifyStackFrames, join, trim, logApiCall, onApiCallEnd
• logApiCall — function at line 235; references isEnabled, log
• tChannelImplToWire — function at line 241; references includes, ValidationError
• ApiZone — type at line 247

Imported modules

• @isomorphic/protocolMetainfo
• @utils/stackTrace
• @utils/debug
• @utils/debugLogger
• @utils/zones
• @protocol/validator
• ./eventEmitter
• ./clientStackTrace
• ./clientInstrumentation
• ./connection
• ./types
• ./channels

File-level call references

• Map — line 45
• constructor — line 48
• super — line 50
• setMaxListeners — line 51
• set — line 58
• _createChannel — line 64
• EventEmitter — line 64
• _setEventToSubscriptionMapping — line 68
• _updateSubscription — line 72
• get — line 73
• String — line 73
• updateSubscription — line 75
• listenerCount — line 79
• addListener — line 85
• prependListener — line 92
• off — line 99
• removeListener — line 106
• _adopt — line 113
• delete — line 114
• _parentOfType — line 119
• _dispose — line 129
• for — line 137
• values — line 137
• clear — line 139
• _debugScopeState — line 142
• from — line 145
• _validatorToWireContext — line 149
• rawBuffers — line 152
• Proxy — line 158
• maybeFindValidator — line 161
• getMetainfo — line 162
• async — line 164
• _wrapApiCall — line 165
• validator — line 166
• onApiCallBegin — line 171
• logApiCall — line 172
• sendMessageToServer — line 173
• currentZone — line 191
• func — line 193
• captureLibraryStackTrace — line 195
• with — line 199
• run — line 199
• onApiCallEnd — line 202
• showInternalStackFrames — line 206
• isUnderTest — line 206
• includes — line 207
• stringifyStackFrames — line 209
• join — line 209
• trim — line 210
• toJSON — line 223
• isEnabled — line 236
• log — line 237
• ValidationError — line 244

Source: packages/playwright-core/src/client/channelOwner.ts