JbSxs/Front-end logistics/node_modules/.cache/babel-loader/a231cd8913ab82d6403b34ecaeaaa64e2d5135ca69c62167e9af0fa5cf338efb.json

{"ast":null,"code":"import { defineComponent, ref, provide, watch, unref, onMounted, onBeforeUnmount, nextTick, renderSlot } from 'vue';\nimport { isNil } from 'lodash-unified';\nimport { useFocusReason, tryFocus, createFocusOutPreventedEvent, getEdges, focusableStack, focusFirstDescendant, obtainAllFocusableElements, isFocusCausedByUserEvent } from './utils.mjs';\nimport { ON_TRAP_FOCUS_EVT, ON_RELEASE_FOCUS_EVT, FOCUS_TRAP_INJECTION_KEY, FOCUS_AFTER_TRAPPED, FOCUS_AFTER_TRAPPED_OPTS, FOCUS_AFTER_RELEASED } from './tokens.mjs';\nimport _export_sfc from '../../../_virtual/plugin-vue_export-helper.mjs';\nimport { useEscapeKeydown } from '../../../hooks/use-escape-keydown/index.mjs';\nimport { EVENT_CODE } from '../../../constants/aria.mjs';\nimport { isString } from '@vue/shared';\nconst _sfc_main = defineComponent({\n  name: \"ElFocusTrap\",\n  inheritAttrs: false,\n  props: {\n    loop: Boolean,\n    trapped: Boolean,\n    focusTrapEl: Object,\n    focusStartEl: {\n      type: [Object, String],\n      default: \"first\"\n    }\n  },\n  emits: [ON_TRAP_FOCUS_EVT, ON_RELEASE_FOCUS_EVT, \"focusin\", \"focusout\", \"focusout-prevented\", \"release-requested\"],\n  setup(props, {\n    emit\n  }) {\n    const forwardRef = ref();\n    let lastFocusBeforeTrapped;\n    let lastFocusAfterTrapped;\n    const {\n      focusReason\n    } = useFocusReason();\n    useEscapeKeydown(event => {\n      if (props.trapped && !focusLayer.paused) {\n        emit(\"release-requested\", event);\n      }\n    });\n    const focusLayer = {\n      paused: false,\n      pause() {\n        this.paused = true;\n      },\n      resume() {\n        this.paused = false;\n      }\n    };\n    const onKeydown = e => {\n      if (!props.loop && !props.trapped) return;\n      if (focusLayer.paused) return;\n      const {\n        code,\n        altKey,\n        ctrlKey,\n        metaKey,\n        currentTarget,\n        shiftKey\n      } = e;\n      const {\n        loop\n      } = props;\n      const isTabbing = code === EVENT_CODE.tab && !altKey && !ctrlKey && !metaKey;\n      const currentFocusingEl = document.activeElement;\n      if (isTabbing && currentFocusingEl) {\n        const container = currentTarget;\n        const [first, last] = getEdges(container);\n        const isTabbable = first && last;\n        if (!isTabbable) {\n          if (currentFocusingEl === container) {\n            const focusoutPreventedEvent = createFocusOutPreventedEvent({\n              focusReason: focusReason.value\n            });\n            emit(\"focusout-prevented\", focusoutPreventedEvent);\n            if (!focusoutPreventedEvent.defaultPrevented) {\n              e.preventDefault();\n            }\n          }\n        } else {\n          if (!shiftKey && currentFocusingEl === last) {\n            const focusoutPreventedEvent = createFocusOutPreventedEvent({\n              focusReason: focusReason.value\n            });\n            emit(\"focusout-prevented\", focusoutPreventedEvent);\n            if (!focusoutPreventedEvent.defaultPrevented) {\n              e.preventDefault();\n              if (loop) tryFocus(first, true);\n            }\n          } else if (shiftKey && [first, container].includes(currentFocusingEl)) {\n            const focusoutPreventedEvent = createFocusOutPreventedEvent({\n              focusReason: focusReason.value\n            });\n            emit(\"focusout-prevented\", focusoutPreventedEvent);\n            if (!focusoutPreventedEvent.defaultPrevented) {\n              e.preventDefault();\n              if (loop) tryFocus(last, true);\n            }\n          }\n        }\n      }\n    };\n    provide(FOCUS_TRAP_INJECTION_KEY, {\n      focusTrapRef: forwardRef,\n      onKeydown\n    });\n    watch(() => props.focusTrapEl, focusTrapEl => {\n      if (focusTrapEl) {\n        forwardRef.value = focusTrapEl;\n      }\n    }, {\n      immediate: true\n    });\n    watch([forwardRef], ([forwardRef2], [oldForwardRef]) => {\n      if (forwardRef2) {\n        forwardRef2.addEventListener(\"keydown\", onKeydown);\n        forwardRef2.addEv