helpers DOM.js

15.79% Statements 3/19

10% Branches 1/10

16.67% Functions 1/6

15.79% Lines 3/19

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51 1x
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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  let currentDir: "ltr" | "rtl" | "auto"  = "auto";
// let currentDir = "auto";
 
function hasDocument(){
    return (typeof document !== "undefined");
}
 
function hasWindow(){
    return (typeof window !== "undefined");
}
 
export function getDocumentDir(){
    if(!hasDocument()){
        return currentDir;
    }
    const direction = (typeof document.dir !== "undefined") ?
        document.dir :
        document.getElementsByTagName("html")[0].getAttribute("dir");
    return direction;
}
 
export function setDocumentDir(dir: "ltr" | "rtl" | "auto"){
// export function setDocumentDir(dir){
    if(!hasDocument){
        currentDir = dir;
        return;
    }
 
    const html = document.getElementsByTagName("html")[0];
    html.setAttribute("dir", dir);
}
 
export function addWindowEventListener(event:string, callback: () => mixed){
    Iif(!hasWindow){
 
        callback();
        return;
    }
    window.addEventListener(event, callback);
}
 
export function removeWindowEventListener(event:string, callback: () => mixed){
    if(!hasWindow){
        return;
    }
    window.removeEventListener(event, callback);
}