Source symbols: packages/react-devtools-shared/src/backend/views/Highlighter/index.js

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

• Revision: main@83840902c890f0eb85decda239ef6b1b14945779 · 2026-07-20T14:18:32Z
• Declarations: 53
• Referenced calls: 36

Declared symbols

• iframesListeningTo — let at line 23; references Set
• inspectOnlySuspenseNodes — let at line 24
• setupHighlighter — exported function at line 26; references addListener, isReactNativeEnvironment, round, scrollTo, clearTimeout, send, sendScroll, addEventListener, setTimeout, registerListenersOnWindow, emit, hideOverlay, removeListenersOnWindow, Set, removeEventListener, warn, hasElementWithId, findHostInstancesForElementID, for, getClientRects
• applyingScroll — let at line 40; references isReactNativeEnvironment, round, scrollTo
• scrollDocumentTo — function at line 42; references isReactNativeEnvironment, round, scrollTo
• scrollTimer — let at line 72; references isReactNativeEnvironment, clearTimeout, send
• sendScroll — function at line 73; references isReactNativeEnvironment, clearTimeout, send
• left — const at line 86; references send
• top — const at line 87; references send
• right — const at line 88; references send
• bottom — const at line 89; references send
• scrollEnd — function at line 93; references sendScroll
• startInspectingHost — function at line 114; references registerListenersOnWindow
• registerListenersOnWindow — function at line 119; references addEventListener, emit
• stopInspectingHost — function at line 134; references hideOverlay, removeListenersOnWindow, Set
• removeListenersOnWindow — function at line 147; references removeEventListener, emit
• clearHostInstanceHighlight — function at line 162; references hideOverlay
• highlightHostInstance — function at line 166; references warn, hideOverlay, hasElementWithId, findHostInstancesForElementID, for, getClientRects, clearTimeout, scrollIntoView, showOverlay, send
• renderer — const at line 182; references warn, hideOverlay
• nodes — const at line 196; references findHostInstancesForElementID, for, getClientRects, clearTimeout, scrollIntoView, showOverlay, send
• node — const at line 199
• nodeRects — const at line 203; references getClientRects, clearTimeout, scrollIntoView, showOverlay, send
• highlightHostInstances — function at line 240; references for, warn, hasElementWithId, findHostInstancesForElementID, push, scrollIntoView, showOverlay
• nodes — const at line 251; references for, warn, hasElementWithId, findHostInstancesForElementID, push
• renderer — const at line 254; references warn
• hostInstances — const at line 265; references findHostInstancesForElementID, for, push
• node — const at line 274; references scrollIntoView
• attemptScrollToHostInstance — function at line 286; references findHostInstancesForElementID, for, getClientRects, scrollIntoView
• nodes — const at line 290; references findHostInstancesForElementID, for, getClientRects, scrollIntoView
• node — const at line 293
• nodeRects — const at line 297; references getClientRects, scrollIntoView
• scrollDelayTimer — let at line 325; references hideOverlay, isReactNativeEnvironment, clearTimeout, warn, hasElementWithId, attemptScrollToHostInstance, findLastKnownRectsForID, for, scrollTo, setTimeout
• scrollToHostInstance — function at line 326; references hideOverlay, isReactNativeEnvironment, clearTimeout, warn, hasElementWithId, attemptScrollToHostInstance, findLastKnownRectsForID, for, scrollTo, setTimeout
• renderer — const at line 348; references warn
• rects — const at line 367; references findLastKnownRectsForID, for, scrollTo, setTimeout, attemptScrollToHostInstance
• x — let at line 369; references for
• y — let at line 370; references for
• rect — const at line 372
• element — const at line 380
• onClick — function at line 406; references preventDefault, stopPropagation, stopInspectingHost, send
• onMouseEvent — function at line 415; references preventDefault, stopPropagation
• onPointerDown — function at line 420; references preventDefault, stopPropagation, selectElementForNode, getEventTarget
• lastHoveredNode — let at line 427; references preventDefault, stopPropagation, getEventTarget, has, registerListenersOnWindow, add, getIDForHostInstance, warn, highlightHostInstance, getDisplayNameForElementID, showOverlay
• onPointerMove — function at line 428; references preventDefault, stopPropagation, getEventTarget, has, registerListenersOnWindow, add, getIDForHostInstance, warn, highlightHostInstance, getDisplayNameForElementID, showOverlay
• target — const at line 432; references getEventTarget, has, registerListenersOnWindow, add
• iframe — const at line 437; references has, registerListenersOnWindow, add
• window — const at line 440; references registerListenersOnWindow, add
• match — const at line 454; references getIDForHostInstance, warn, highlightHostInstance, getDisplayNameForElementID
• renderer — const at line 459; references warn
• onPointerUp — function at line 482; references preventDefault, stopPropagation
• selectElementForNode — const at line 487; references getIDForHostInstance, send
• match — const at line 488; references getIDForHostInstance, send
• getEventTarget — function at line 494; references composedPath

Imported modules

• react-devtools-shared/src/backend/agent
• ./Highlighter
• react-devtools-shared/src/backend/utils
• react-devtools-shared/src/backend/types
• react-devtools-shared/src/bridge
• ../../types

File-level call references

• Set — line 23
• addListener — line 30
• isReactNativeEnvironment — line 53
• round — line 59
• scrollTo — line 65
• clearTimeout — line 80
• send — line 90
• sendScroll — line 95
• addEventListener — line 104
• setTimeout — line 107
• registerListenersOnWindow — line 116
• emit — line 130
• hideOverlay — line 135
• removeListenersOnWindow — line 136
• removeEventListener — line 150
• warn — line 184
• hasElementWithId — line 191
• findHostInstancesForElementID — line 196
• for — line 198
• getClientRects — line 206
• scrollIntoView — line 223
• showOverlay — line 226
• push — line 268
• attemptScrollToHostInstance — line 359
• findLastKnownRectsForID — line 367
• preventDefault — line 407
• stopPropagation — line 408
• stopInspectingHost — line 410
• selectElementForNode — line 424
• getEventTarget — line 424
• has — line 439
• add — line 442
• getIDForHostInstance — line 454
• highlightHostInstance — line 466
• getDisplayNameForElementID — line 467
• composedPath — line 496

Source: packages/react-devtools-shared/src/backend/views/Highlighter/index.js