ABAP in the wild!

SAP Open Source Summit 2020

Andre Becker, @myBecks
SAP SE

Lars Hvam, @LarsHvam
INVIXO

House Rules

Slides: https://larshp.github.io/abap-in-the-wild/

Feel free to use the chat, "panelists and attendees"

QnA open, will answer questions in the end if time permits

Disclaimer

Open source

Test in sandbox

The Pioneers

SAP Teched Vegas, 2006, Demo Jam

Ed Herrmann
Dan McWeeney

abap2xlsx

Generate your professional Excel spreadsheet from ABAP

Ivan Femia

Code Exchange

Code Exchange 2.0 – Blog Post

Decentralized version control system, it allows you to:

Compare changes over time
Rollback files to old version
Track who changed what

GitHub
Hosting service for git, free for public projects.

Provides graphical web interface
Collaboration via Pull Requests

	started ~5 years ago		~80000 lines
	~3700 commits		7.02 and up
	89 contributors		MIT License

abapGit Design Goals

Easy installation
Easy upgrade
Small system footprint
Code readable in git repository

Works With

Major ABAP SDKs

https://dotabap.org

Steampunk & abapGit

First announcement @ Keynote TechEd Las Vegas in 2017

The first official release of an

ABAP product with an Open Source dependency!

Why?

	Modernization of the ABAP server
	Paradigm change on how to transport in the cloud
	Integration of ABAP & Git
	Custom Code Migration from onPrem to Steampunk

How It's Integrated?

	Transformation from Z- to SAP Namespace
	Extended with Enterprise Features and adopt to Steampunk boundaries
	Tighly coupled with abapGit ADT Plugin

abapGit ADT Plugin

Next Steps

	Contribution of new Restful ABAP Programming Model specific ABAP Objects
	Merge of community version to Steampunk on a regular basis
	Review and enhance current handler with official APIs
	abapGit ADT Plugin will continue to be developed only under Open Source

Lets get wild!

REPORT zfib01.
PARAMETERs: p_n TYPE i DEFAULT 13.
START-of-SELECTION.
PERform run.
DATA: r TYPE i,     b.
FORM run.
PERFORM f USING p_n r.
WRITE r.
ENDFORM.

* this form calc fibonac nu
FORM f USING n r.
data n1 TYPE i.DATA: n2
type i.
data: r1   TYPE p,
r2 TYPE f.
CLEAR r1.
n2 = n - 1. n1 = n2  - 1.
if n = 1.
r = n.
ELSEIF         n:= 2.
MOVE n TO r.
SUBTRACT 1 FrOm r.
ELSE.
PERFORM f USING: n1
r2, n2 r1.
*    PERFORM f USING n2.
ENDIF . r = r + r1 + r2.
ENDFORM.

SAP Code Style Guides

https://github.com/SAP/styleguides

abaplint

lint, or a linter, is a tool that analyzes source code to flag programming errors, bugs, stylistic errors, and suspicious constructs

Custom open source, everything in TypeScript

https://abaplint.org

syntax

rules.abaplint.org

playground.abaplint.org

abaplint - Use Cases

Aaand then

More quick fixes
Serverless ABAP
Automatic Upport (abapGit to 740sp08)
Automatic Downport (abapGit to 702)

vscode

marcellourbani/vscode_abap_remote_fs

Notable Mentions, ABAP related

jfilak/sapcli
This tool provides command line interface for ADT which should help you to build your CI tools
fidley/ABAPFavorites
ABAP Favorites Eclipse Plugin
andau/abapCI
AbapCI is an Open Source Eclipse plugin which provides various Continuous Integration (CI) tools for the ABAP development with Eclipse

#ABAPisNotDead

https://larshp.github.io/abap-in-the-wild/

@myBecks, @LarsHvam