d3-component

Many thanks to @janwillemtulp for the addition of the i argument in lifecycle callbacks:

• https://github.com/curran/d3-component/pull/86
• https://github.com/curran/d3-component/pull/87
• https://github.com/curran/d3-component/pull/88

• v3 API Changes #70
• (bug fix) Datum passed to destroy is now the most recent #81
• Source code is now commented and optimized for readability.

• Linting all-in #78 - Adopting ESLint, and some minor code rearrangement.

• es2015, rollup config file, and source maps #73 (thanks @micahstubbs !)
• Add links to es2015 examples.

Optimize children selection #66

Accept DOM Node #60

More efficient context handling #59

• Return merged selection #56

• Use names create, render, destroy #48
• Bring back className argument #47
• Pass additional "context" object #49
• Updated examples to use Redux

• Bring back className argument #47

• API Overhaul - More D3-like API #40
• Use enter, update, exit names #42
• Removal of local state feature

• Fix breakage with non-component nodes #36
• Support Custom Exit Transitions #19

• Support Recursive Components #25
• Solve Specificity Issues #29
• Fix props storage regression #32

• API Addition: Add callback variant of setState #23

• API Change: Pass empty object as props if none given (see #16)
• API Addition: Add support for a key function (see #9)
• Invoke Destroy Hook Recursively (see #17)
• Internal refactoring and optimization.

• Internal refactoring.
• Eliminate new closure creation in component render.
• Pass selection into create hook (API change).
• Rename data, datum to props in documentation.
• Update tests to more closely resemble README examples.
• Revise README, add clock example.

This release addresses performance concerns relating to extraneous object and closure creation.

• Uses a single d3.local instead of two.
• Eliminate use of function.bind.
• Fewer new closure creations on component render.
• Eliminate new D3 selection creation on component render (select(this) memoized in local).
• One fewer new object on setState (at the cost of losing immutability of the internal state object).