transformAll method
Implementation
SplitRoutePath transformAll(SplitRoutePath path) {
SplitRoutePath newPath = path.copy();
for (var t in _transformersPre) newPath = t.transformPath(newPath);
for (var t in _transformersDefault) newPath = t.transformPath(newPath);
for (var t in _transformersPost) newPath = t.transformPath(newPath);
return newPath;
}