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Building An Editor Package For Go
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Joe Fitzgerald
July 24, 2014
Technology
8
1.1k
Building An Editor Package For Go
A lightning talk for the Denver Gophers Meetup On 7/24/2014.
Joe Fitzgerald
July 24, 2014
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Transcript
BUILDING AN EDITOR PLUGIN PACKAGE FOR GO Joe Fitzgerald, DIRECTOR,
CLOUD FOUNDRY SERVICES @ PIVOTAL
MEET JOE ▸ I work @ (http://pivotal.io) ▸ I sell
and deliver professional services for ▸ You can find me at: ▸ : @joefitzgerald ▸ : @joefitzgerald ▸ : jfitzgerald@pivotal.io
AND... SINCE MARCH I'VE BEEN WORKING ON A GO PACKAGE
FOR ATOM
I KNOW WHAT YOU ARE THINKING...
YOU ARE CRAZY BECAUSE I : Vim, Emacs, Sublime, IntelliJ,
Eclipse, LiteIDE... Acme (?)
None
YOU'RE RIGHT I'M NOT HERE TO CHANGE YOUR MIND
SO WHY'D YOU DO IT?
IT WAS MARCH AND IT SOUNDED LIKE A GOOD IDEA
(?)
MEET ATOM ▸ Built By: ▸ Find It At: atom.io
▸ License: MIT – Yes, It's Open Source!
BUT... + = SLOW, RIGHT?
REACT THE DEFAULT EDITOR VIEW AS OF JULY 23, 2014
= Much Faster
I CREATED A PACKAGE IT'S CALLED: go-plus
RIGHT NOW IT SUPPORTS: ▸ Formatting source using gofmt ▸
Formatting and managing imports using goimports ▸ Code quality inspection using go vet ▸ Linting using golint ▸ Syntax checking using go build and go test ▸ Display of test coverage using go test -coverprofile
None
None
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A TOUR OF VERSION 1:
None
I MADE SOME ROOKIE MISTAKES (BUT I'M NOT SO SURE
OTHERS HAVE REALIZED IT) (BECAUSE THESE SEEM LIKE COMMON EDITOR MISTAKES)
WHY SHOULD SOMEONE HAVE TO CONFIGURE THE PATH TO TOOLS?
LIKE gofmt
WOULDN'T IT BE BETTER TO USE... go env ?
$ go env GOARCH="amd64" GOBIN="" GOCHAR="6" GOEXE="" GOHOSTARCH="amd64" GOHOSTOS="darwin" GOOS="darwin"
GOPATH="/Users/jfitzgerald/go" GORACE="" GOROOT="/usr/local/Cellar/go/1.3/libexec" GOTOOLDIR="/usr/local/Cellar/go/1.3/libexec/pkg/tool/darwin_amd64" CC="clang" GOGCCFLAGS="-fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -fno-common" CXX="clang++" CGO_ENABLED="1"
GOBIN="" + GOEXE="" + GOPATH="/Users/jfitzgerald/go" + GOROOT="/usr/local/Cellar/go/1.3/libexec" + GOTOOLDIR="/usr/local/Cellar/go/1.3/libexec/pkg/tool/darwin_amd64" IS
EVERYTHING YOU NEED TO FIND GO TOOLS (PLUS $PATH / %Path%)
SO WE JUST NEED TO FIND go
WHERE IS GO, YOU ASK? 1. Start With $PATH /
%PATH% Segments, Then: 2. OSX: /usr/local/go/bin (Package Installer) 3. OSX: /usr/local/bin (Homebrew) 4. Windows: C:\Go\bin (Package Installer)
SO NOW WE CAN FIND: 1. go 2. godoc 3.
gofmt 4. vet 5. cover
BUT WHAT ABOUT: 1. goimports 2. golint 3. oracle 4.
And Other $GOPATH / %GOPATH% Bin Executables? They aren't in GOTOOLDIR or GOROOT...
THEY BE HERE, SOMEWHERE: 1. Start With $PATH / %PATH%
Segments, Then: 2. Look In $GOBIN / %GOBIN% 3. Look In $GOPATH / %GOPATH% Segments In The bin Directory
AND THEN IF YOU CAN'T FIND THEM, OFFER TO: go
get -u THE REQUIRED TOOLS! (THERE IS NO MAGIC, THIS CAN BE DISABLED)
THIS REVELATION LED TO go-plus V2 (PLUS A LOAD OF
OTHER INTERNAL AWESOMENESS) TO PREPARE FOR THE ADDITION OF:
AUTOCOMPLETE (POWERED BY gocode)
ORACLE (POWERED BY oracle) ;)
GO TO DEFINITION (POWERED BY godef)
GO TO DOCUMENTATION (POWERED BY godoc)
AND ctags SUPPORT (POWERED BY gotags)
ALSO THE PACKAGE IS WRITTEN IN COFFEESCRIPT (Yeah, I Made
A Few Mistakes As I Learned CoffeeScript) IS THIS AS IRONIC TO YOU AS IT IS TO ME?
AND ON THAT BOMBSHELL... Goodnight GOT ANY QUESTIONS? TWITTER: @JOEFITZGERALD