/** | |
* Given a Path and a key, return a new Path containing the new key. | |
*/ | |
export function addPath(prev, key) { | |
return { | |
prev: prev, | |
key: key | |
}; | |
} | |
/** | |
* Given a Path, return an Array of the path keys. | |
*/ | |
export function pathToArray(path) { | |
var flattened = []; | |
var curr = path; | |
while (curr) { | |
flattened.push(curr.key); | |
curr = curr.prev; | |
} | |
return flattened.reverse(); | |
} |