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joplin/ReactNativeClient/lib/joplin-renderer/pathUtils.js

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function dirname(path) {
if (!path) throw new Error('Path is empty');
const s = path.split(/\/|\\/);
s.pop();
return s.join('/');
}
function basename(path) {
if (!path) throw new Error('Path is empty');
const s = path.split(/\/|\\/);
return s[s.length - 1];
}
function filename(path, includeDir = false) {
if (!path) throw new Error('Path is empty');
let output = includeDir ? path : basename(path);
if (output.indexOf('.') < 0) return output;
output = output.split('.');
output.pop();
return output.join('.');
}
function fileExtension(path) {
if (!path) throw new Error('Path is empty');
const output = path.split('.');
if (output.length <= 1) return '';
return output[output.length - 1];
}
module.exports = { basename, dirname, filename, fileExtension };