deobf

Modules

Add if braces

// before
if (something) doSomething()
// after
if (something) {
 doSomething()
}

Array bool

// before
console.log(![])
console.log(!![])
// after
console.log(false)
console.log(true)

Array obfuscation

Comma separated statements

// before
function test() {
 return console.log('b'), 'a'
}
// after
function test() {
 console.log('b')
 return 'a'
}

Comparison order

// before
if (null == a) {}
// after
if (a == null) {}

Expand if shortcut

// before
a && console.log('b')
// after
if (a) {
 console.log('b')
}

Expand sequence expression

Function to class

Nested blocks

// before
function test() {
 {
 console.log('a')
 }
}
// after
function test() {
 console.log('a')
}

Split var declarations

// before
function test() {
 var a = 1, b = 2
}
// after
function test() {
 var a = 1
 var b = 2
}

Square brackets

// before
console['log']('a')
// after
console.log('a')

Static function

// before
function a() {
 return 1
}
console.log(a())
// after
console.log(1)

Static if

// before
function test() {
 if (1 == 1) {
 console.log('a')
 }
}
// after
function test() {
 console.log('a')
}

String concat

// before
console.log('a' + 'b')
// after
console.log('ab')

Unwrap ternary

Void

// before
var a = void 0
// after
var a = undefined