_ff-addon-snippet-writeThenDir -

_ff-addon-snippet-writeThenDir.js

// https://gist.github.com/Noitidart/7810121036595cdc735de2936a7952da -rev2
function writeThenDir(aPlatPath, aContents, aDirFrom, aOptions={}) {
	// tries to writeAtomic
	// if it fails due to dirs not existing, it creates the dir
	// then writes again
	// if fail again for whatever reason it throws

	var cOptionsDefaults = {
		encoding: 'utf-8',
		noOverwrite: false
		// tmpPath: aPlatPath + '.tmp'
	};

	aOptions = Object.assign(cOptionsDefaults, aOptions);

	var do_write = function() {
		OS.File.writeAtomic(aPlatPath, aContents, aOptions); // doing unixMode:0o4777 here doesn't work, i have to `OS.File.setPermissions(path_toFile, {unixMode:0o4777})` after the file is made
	};

	try {
		do_write();
	} catch (OSFileError) {
		if (OSFileError.becauseNoSuchFile) { // this happens when directories dont exist to it
			OS.File.makeDir(OS.Path.dirname(aPlatPath), {from:aDirFrom});
			do_write(); // if it fails this time it will throw outloud
		} else {
			throw OSFileError;
		}
	}

}

README

Rev1

• Taken from NativeShot v1.8