| @@ -27,7 +27,7 export interface IRecursivelyDestroyable | |||
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27 | 27 | destroyRecursive(): void; |
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28 | 28 | } |
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29 | 29 | |
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30 | export const isNode = (el: unknown): el is Node => !!(el && (el as Node).nodeName && (el as Node).nodeType); | |
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30 | export const isNode = (el: unknown): el is Node => !!(el !== null && typeof el === "object" && (el as Node).nodeName && (el as Node).nodeType); | |
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31 | 31 | |
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32 | 32 | export const isElementNode = (el: unknown): el is Element => isNode(el) && el.nodeType === 1; |
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33 | 33 | |
| @@ -43,9 +43,9 export const isDocumentTypeNode = (el: u | |||
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43 | 43 | |
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44 | 44 | export const isDocumentFragmentNode = (el: unknown): el is DocumentFragment => isNode(el) && el.nodeType === 11; |
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45 | 45 | |
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46 | export const isWidget = (v: unknown): v is _WidgetBase => !!(v && "domNode" in (v as _WidgetBase)); | |
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46 | export const isWidget = (v: unknown): v is _WidgetBase => !!(v !== null && typeof v === "object" && "domNode" in (v as _WidgetBase)); | |
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47 | 47 | |
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48 | export const isRendition = (v: unknown): v is Rendition => !!(v && typeof (v as Rendition).getDomNode === "function"); | |
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48 | export const isRendition = (v: unknown): v is Rendition => !!(v !== null && typeof v === "object" && typeof (v as Rendition).getDomNode === "function"); | |
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49 | 49 | |
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50 | 50 | /** |
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51 | 51 | * @deprecated use isRendition |
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