add emoji string parser (#4)

* add string parser

* add fmt wrappers

* add map generator

* rename string file to parser

* fix consecutive colon issue

* add tests for parser

* add missing test cases

* add test for fmt

* update README

* add string parser to usage readme

* format usage example

* add another example

* fix example

* update todo

update README.md

change auto-generated comment to follow standard convention

Thanks u/efskap
https://www.reddit.com/r/golang/comments/fe21os/emoji_a_minimalistic_emoji_package_for_go/fjlz2bl

rename contants.go to constants.go (#2)

* Rename contants.go to constants.go
* Fix file name from contants.go to constants.go in internal/generator/main.go

generator: add emoji constant generator (#1)

* generator: add initial constant generator
* generator: add template file
* finish generator

fix golint issues

return string instead of EmojiWithTone for Tone method

add initial benchmarks

badge: add code coverage badge

workflow: fix test step

workflow: add codecov

badge: add building status badge

change workflow name

badge: add godoc badge

Create go.yml

test: add basic tests

doc: add basic documentation

add country code to flag converter

Update README.md

readme: add todo

update readme

initial commit :rocket:

Initial commit