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Use generator for getting paths

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This commit is contained in:
Anton Medvedev 2018-12-21 13:46:16 +07:00
parent 9a4d897c8d
commit fe57a92cfe
1 changed files with 13 additions and 6 deletions
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19
fx.js
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@ -222,7 +222,14 @@ module.exports = function start(filename, source) {
box.key('e', function () {
hideStatusBar()
expanded.clear()
walk(json, path => expanded.size < 1000 && expanded.add(path))
for (let path of paths(json)) {
if (expanded.size < 1000) {
console.error(path)
expanded.add(path)
} else {
break
}
}
render()
})
@ -547,24 +554,24 @@ module.exports = function start(filename, source) {
render()
}
function walk(v, cb, path = '') {
function* paths(v, path = '') {
if (!v) {
return
}
if (Array.isArray(v)) {
cb(path)
yield path
let i = 0
for (let item of v) {
walk(item, cb, path + '[' + (i++) + ']')
yield* paths(item, path + '[' + (i++) + ']')
}
}
if (typeof v === 'object' && v.constructor === Object) {
cb(path)
yield path
let i = 0
for (let [key, value] of Object.entries(v)) {
walk(value, cb, path + '.' + key)
yield* paths(value, path + '.' + key)
}
}
}