1/14/2016 - 2:59 PM

callables.md

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Cheat sheet for callable entities in ES6

Value:

	FD	FE	AF	C	M
Function-callable	✓	✓	✓	×	✓
Constructor-callable	✓	✓	×	✓	×
Prototype	`F.p`	`F.p`	`F.p`	SC	`F.p`
Property `prototype`	✓	✓	×	✓	×

Whole construct:

	FD	FE	AF	C	M
Hoisted	✓			×
Inner name	×	✓		✓	×
`window` property	✓			×

Body:

	FD	FE	AF	C	M
`this`	✓	✓	lex	✓	✓
`new.target`	✓	✓	lex	✓	✓
`super.prop`	×	×	lex	✓	✓
`super()`				✓

Abbreviations:

Column titles:
- FD: Function declaration
- FE: Function expression
- AF: Arrow function
- C: Class declaration and class expression (“body” entries refer to class constructor)
- M: Method
Cells:
- ✓ exists, allowed
- × does not exist, not allowed
- Empty cell: not applicable, not relevant
- lex: lexical, inherited from surrounding lexical scope
- F.p: Function.prototype
- SC: superclass for derived classes, Function.prototype for base classes