README
mstorage
npm i -S mstorage
Special serializer and deserializer for mstorage
: mstorage-restore
import { KV } from 'mstorage'
import assert from 'assert'
var kv = new KV()
var key = { a: 'a' }
var val = [ 1, 2 ]
kv.set(key, val)
console.log(kv.has(key))
console.log(kv.hasByValue(val))
console.log(kv.get(key))
console.log(kv.getByValue(val))
import { Queue } from 'mstorage'
import assert from 'assert'
var q = new Queue()
var id1 = q.add({ 1: 1 })
var id2 = q.add({ 2: 2 })
q.toTail(id1)
var next = q.next()
assert.deepEqual(next, { 2: 2 })
import { HashVault } from 'mstorage'
import assert from 'assert'
var array = []
for (var index = 0; index !== 1e6; index++)
array.push({ 1: index })
var hv = new HashVault(array)
assert(hv.exists({ 1: 100 }))
assert(hv.exists({ 1: 10000 }))
assert(hv.exists({ 1: 10000000 }))
Methods
KV
drop
copy
dump
&restore
keys
values
has
hasByValue
alias forexists
get
getByValue
alias fotid
set
alias foradd
del
delByValue
size
Queue
drop
copy
dump
&restore
each
alias forforEach
map
add
replace
del
delByValue
has
hasByValue
alias forexists
get
getByValue
alias forid
all
shuffle
next
alias forshift
last
alias forpop
toTail
toHead
size
HashVault
init
drop
copy
alias forrestore
dump
&restore
getByValue
alias forid
add
del
delByValue
has
hasByValue
alias forexists
size
KV
Key-Value storage
- erase storage drop[🛨]
var kv = new KV()
kv.set('a', 1)
kv.drop()
assert.equal(kv.size(), 0)
copy[🛨]
var kv1 = new KV()
var kv2 = new KV()
kv1.set('a', 1)
kv2.copy(kv1)
assert.deepEqual(kv1.keys(), kv2.keys())
& dumprestore
[🛨]
var kv1 = new KV()
var kv2 = new KV()
kv1.set('a', 1)
var str = JSON.stringify(kv1.dump())
// or just call JSON.stringify(kv1)
kv2.restore(JSON.parse(str))
// WARNING! all null keys and values will be replaced to undefined
assert.deepEqual(kv1.keys(), kv2.keys())
- return list of keys keys[🛨]
var kv = new KV()
kv.set('a', 1)
assert.deepEqual(kv.keys(), [ 'a' ])
- return list of values values[🛨]
var kv = new KV()
kv.set('a', 1)
assert.deepEqual(kv.values(), [ 1 ])
has[🛨]
var kv = new KV()
kv.set('a', 1)
assert(kv.has('a'))
alias for hasByValueexists
[🛨]
var kv = new KV()
kv.set('a', 1)
assert(kv.hasByValue(1))
get[🛨]
var kv = new KV()
kv.set('a', 1)
assert.equal(kv.get('a'), 1)
alias for getByValueid
[🛨]
var kv = new KV()
kv.set('a', 1)
assert.equal(kv.getByValue(1), 'a')
alias for setadd
[🛨]
var kv = new KV()
kv.set('a', 1)
assert.equal(kv.get('a'), 1)
del[🛨]
var kv = new KV()
kv.set('a', 1)
kv.del('a')
assert.equal(kv.size(), 0)
delByValue[🛨]
var kv = new KV()
kv.set('a', 1)
kv.delByValue(1)
assert.equal(kv.size(), 0)
size[🛨]
var kv = new KV()
kv.set('a', 1)
assert.equal(kv.size(), 1)
Queue
drop[🛨]
var q = new Queue()
q.add(1)
q.drop()
assert.equal(q.size(), 0)
copy[🛨]
var q1 = new Queue()
var q2 = new Queue()
q1.add(1)
q2.copy(q1)
assert.deepEqual(q1.all(), q2.all())
& dumprestore
[🛨]
var q1 = new Queue()
var q2 = new Queue()
q1.add(1)
var str = JSON.stringify(q1.dump())
// or just call JSON.stringify(q1)
q2.restore(JSON.parse(str))
// WARNING! all null values will be replaced to undefined
assert.deepEqual(q1.all(), q2.all())
alias for eachforEach
[🛨]
var q = new Queue()
q.add(1)
q.add(2)
q.each(console.log)
map[🛨]
var q = new Queue()
q.add(1)
q.add(2)
q.map(el => el+1)
assert.deepEqual(q.all(), [ 2, 3 ])
add[🛨]
var q = new Queue()
q.add(1)
assert.equal(q.size(), 1)
replace[🛨]
var q = new Queue()
var id1 = q.add(1)
q.replace(id1, 2)
assert.equal(q.get(id1), 2)
del[🛨]
var q = new Queue()
var id = q.add(1)
q.del(id)
assert.equal(q.size(), 0)
delByValue[🛨]
var q = new Queue()
q.add(1)
q.delByValue(1)
assert.equal(q.size(), 0)
has[🛨]
var q = new Queue()
var id = q.add(1)
assert(q.has(id))
alias for hasByValueexists
[🛨]
var q = new Queue()
q.add(1)
assert(q.hasByValue(1))
get[🛨]
var q = new Queue()
var id = q.add(1)
assert.equal(q.get(id), 1)
alias for getByValueid
[🛨]
var q = new Queue()
var id = q.add(1)
assert.equal(q.getByValue(1), id)
all[🛨]
var q = new Queue()
q.add(1)
q.add(2)
assert.deepEqual(q.all(), [ 1, 2 ])
shuffle[🛨]
var q = new Queue()
q.add(1)
q.add(2)
console.log(q.shuffle())
alias for nextshift
[🛨]
var q = new Queue()
q.add(1)
q.add(2)
assert.equal(q.next(), 1)
assert.equal(q.next(), 2)
assert.equal(q.size(), 0)
alias for lastpop
[🛨]
var q = new Queue()
q.add(1)
q.add(2)
assert.equal(q.last(), 2)
assert.equal(q.last(), 1)
assert.equal(q.size(), 0)
toTail[🛨]
var q = new Queue()
var id1 = q.add(1)
var id2 = q.add(2)
q.toTail(id1)
assert.equal(q.next(), 2)
toHead[🛨]
var q = new Queue()
var id1 = q.add(1)
var id2 = q.add(2)
q.toHead(id2)
assert.equal(q.next(), 2)
size[🛨]
var q = new Queue()
q.add(1)
assert.equal(q.size(), 1)
HashVault
storage of sorted hashes
init[🛨]
var hv = new HashVault()
var array = [ 1, 2, 3, 4, 5 ]
hv.init(array)
assert.equal(hv.size(), array.length)
drop[🛨]
var hv = new HashVault()
hv.add(1)
hv.drop()
assert.equal(hv.size(), 0)
alias for copyrestore
[🛨]
var hv1 = new HashVault()
var hv2 = new HashVault()
hv1.add(1)
hv1.add(2)
hv2.copy(hv1)
assert.equal(hv1.size(), hv2.size())
& dumprestore
[🛨]
var hv1 = new HashVault()
var hv2 = new HashVault()
hv1.add(1)
hv1.add(2)
var str = JSON.stringify(hv1.dump())
// or just call JSON.stringify(hv1)
hv2.copy(JSON.parse(str))
assert.ok(hv2.exists(1))
assert.ok(hv2.exists(2))
alias for getByValueid
[🛨]
var hv = new HashVault()
var id = hv.add(1)
assert.equal(hv.getByValue(1), id)
add[🛨]
var hv = new HashVault()
hv.add(1)
assert.equal(hv.size(), 1)
del[🛨]
var hv = new HashVault()
var id = hv.add(1)
hv.del(id)
assert.equal(hv.size(), 0)
delByValue[🛨]
var hv = new HashVault()
hv.add(1)
hv.delByValue(1)
assert.equal(hv.size(), 0)
has[🛨]
var hv = new HashVault()
var id = hv.add(1)
assert(hv.has(id))
alias for hasByValueexists
[🛨]
var hv = new HashVault()
hv.add(1)
assert(hv.hasByValue(1))
size[🛨]
var hv = new HashVault()
hv.add(1)
assert.equal(hv.size(), 1)