{"version":3,"file":"elementTiming.js","sources":["../../../src/metrics/elementTiming.ts"],"sourcesContent":["import type { IntegrationFn } from '@sentry/core';\nimport { browserPerformanceTimeOrigin, defineIntegration, metrics } from '@sentry/core';\nimport { addPerformanceInstrumentationHandler } from './instrument';\nimport { getBrowserPerformanceAPI } from './utils';\n\n// ElementTiming interface based on the W3C spec\ninterface PerformanceElementTiming extends PerformanceEntry {\n  renderTime: number;\n  loadTime: number;\n  intersectionRect: DOMRectReadOnly;\n  identifier: string;\n  naturalWidth: number;\n  naturalHeight: number;\n  id: string;\n  element: Element | null;\n  url?: string;\n}\n\nconst INTEGRATION_NAME = 'ElementTiming';\n\nconst _elementTimingIntegration = (() => {\n  return {\n    name: INTEGRATION_NAME,\n    setup() {\n      const performance = getBrowserPerformanceAPI();\n      if (!performance || !browserPerformanceTimeOrigin()) {\n        return;\n      }\n\n      addPerformanceInstrumentationHandler('element', ({ entries }) => {\n        for (const entry of entries) {\n          const elementEntry = entry as PerformanceElementTiming;\n\n          if (!elementEntry.identifier) {\n            continue;\n          }\n\n          const identifier = elementEntry.identifier;\n          const paintType = elementEntry.name as 'image-paint' | 'text-paint' | undefined;\n          const renderTime = elementEntry.renderTime;\n          const loadTime = elementEntry.loadTime;\n\n          const metricAttributes: Record<string, string | number> = {\n            'sentry.origin': 'auto.ui.browser.element_timing',\n            'ui.element.identifier': identifier,\n          };\n\n          if (paintType) {\n            metricAttributes['ui.element.paint_type'] = paintType;\n          }\n\n          if (elementEntry.id) {\n            metricAttributes['ui.element.id'] = elementEntry.id;\n          }\n\n          if (elementEntry.element) {\n            metricAttributes['ui.element.type'] = elementEntry.element.tagName.toLowerCase();\n          }\n\n          if (elementEntry.url) {\n            metricAttributes['ui.element.url'] = elementEntry.url;\n          }\n\n          if (elementEntry.naturalWidth) {\n            metricAttributes['ui.element.width'] = elementEntry.naturalWidth;\n          }\n\n          if (elementEntry.naturalHeight) {\n            metricAttributes['ui.element.height'] = elementEntry.naturalHeight;\n          }\n\n          if (renderTime > 0) {\n            metrics.distribution(`ui.element.render_time`, renderTime, {\n              unit: 'millisecond',\n              attributes: metricAttributes,\n            });\n          }\n\n          if (loadTime > 0) {\n            metrics.distribution(`ui.element.load_time`, loadTime, {\n              unit: 'millisecond',\n              attributes: metricAttributes,\n            });\n          }\n        }\n      });\n    },\n  };\n}) satisfies IntegrationFn;\n\n/**\n * Captures [Element Timing API](https://developer.mozilla.org/en-US/docs/Web/API/PerformanceElementTiming)\n * data as Sentry metrics.\n *\n * To mark an element for tracking, add the `elementtiming` HTML attribute:\n * ```html\n * <img src=\"hero.jpg\" elementtiming=\"hero-image\" />\n * <p elementtiming=\"hero-text\">Welcome!</p>\n * ```\n *\n * This emits `ui.element.render_time` and `ui.element.load_time` (for images)\n * as distribution metrics, tagged with the element's identifier and paint type.\n */\nexport const elementTimingIntegration = defineIntegration(_elementTimingIntegration);\n\n/**\n * @deprecated Use `elementTimingIntegration` instead. This function is a no-op and will be removed in a future version.\n */\nexport function startTrackingElementTiming(): () => void {\n  return () => undefined;\n}\n"],"names":["getBrowserPerformanceAPI","browserPerformanceTimeOrigin","addPerformanceInstrumentationHandler","metrics","defineIntegration"],"mappings":";;;;;;AAkBA,MAAM,gBAAA,GAAmB,eAAA;AAEzB,MAAM,6BAA6B,MAAM;AACvC,EAAA,OAAO;AAAA,IACL,IAAA,EAAM,gBAAA;AAAA,IACN,KAAA,GAAQ;AACN,MAAA,MAAM,cAAcA,8BAAA,EAAyB;AAC7C,MAAA,IAAI,CAAC,WAAA,IAAe,CAACC,iCAAA,EAA6B,EAAG;AACnD,QAAA;AAAA,MACF;AAEA,MAAAC,+CAAA,CAAqC,SAAA,EAAW,CAAC,EAAE,OAAA,EAAQ,KAAM;AAC/D,QAAA,KAAA,MAAW,SAAS,OAAA,EAAS;AAC3B,UAAA,MAAM,YAAA,GAAe,KAAA;AAErB,UAAA,IAAI,CAAC,aAAa,UAAA,EAAY;AAC5B,YAAA;AAAA,UACF;AAEA,UAAA,MAAM,aAAa,YAAA,CAAa,UAAA;AAChC,UAAA,MAAM,YAAY,YAAA,CAAa,IAAA;AAC/B,UAAA,MAAM,aAAa,YAAA,CAAa,UAAA;AAChC,UAAA,MAAM,WAAW,YAAA,CAAa,QAAA;AAE9B,UAAA,MAAM,gBAAA,GAAoD;AAAA,YACxD,eAAA,EAAiB,gCAAA;AAAA,YACjB,uBAAA,EAAyB;AAAA,WAC3B;AAEA,UAAA,IAAI,SAAA,EAAW;AACb,YAAA,gBAAA,CAAiB,uBAAuB,CAAA,GAAI,SAAA;AAAA,UAC9C;AAEA,UAAA,IAAI,aAAa,EAAA,EAAI;AACnB,YAAA,gBAAA,CAAiB,eAAe,IAAI,YAAA,CAAa,EAAA;AAAA,UACnD;AAEA,UAAA,IAAI,aAAa,OAAA,EAAS;AACxB,YAAA,gBAAA,CAAiB,iBAAiB,CAAA,GAAI,YAAA,CAAa,OAAA,CAAQ,QAAQ,WAAA,EAAY;AAAA,UACjF;AAEA,UAAA,IAAI,aAAa,GAAA,EAAK;AACpB,YAAA,gBAAA,CAAiB,gBAAgB,IAAI,YAAA,CAAa,GAAA;AAAA,UACpD;AAEA,UAAA,IAAI,aAAa,YAAA,EAAc;AAC7B,YAAA,gBAAA,CAAiB,kBAAkB,IAAI,YAAA,CAAa,YAAA;AAAA,UACtD;AAEA,UAAA,IAAI,aAAa,aAAA,EAAe;AAC9B,YAAA,gBAAA,CAAiB,mBAAmB,IAAI,YAAA,CAAa,aAAA;AAAA,UACvD;AAEA,UAAA,IAAI,aAAa,CAAA,EAAG;AAClB,YAAAC,YAAA,CAAQ,YAAA,CAAa,0BAA0B,UAAA,EAAY;AAAA,cACzD,IAAA,EAAM,aAAA;AAAA,cACN,UAAA,EAAY;AAAA,aACb,CAAA;AAAA,UACH;AAEA,UAAA,IAAI,WAAW,CAAA,EAAG;AAChB,YAAAA,YAAA,CAAQ,YAAA,CAAa,wBAAwB,QAAA,EAAU;AAAA,cACrD,IAAA,EAAM,aAAA;AAAA,cACN,UAAA,EAAY;AAAA,aACb,CAAA;AAAA,UACH;AAAA,QACF;AAAA,MACF,CAAC,CAAA;AAAA,IACH;AAAA,GACF;AACF,CAAA,CAAA;AAeO,MAAM,wBAAA,GAA2BC,uBAAkB,yBAAyB;AAK5E,SAAS,0BAAA,GAAyC;AACvD,EAAA,OAAO,MAAM,MAAA;AACf;;;;;"}