Basic Git Concepts and Operations

digraph git_basics {
	graph [
		label = "Basic git concepts and operations\n\n"
		labelloc = t
		fontname = "Helvetica,Arial,sans-serif"
		fontsize = 20
		layout = dot
		rankdir = LR
		newrank = true
	]
	node [
		style=filled
		shape=rect
		pencolor="#00000044" // frames color
		fontname="Helvetica,Arial,sans-serif"
		shape=plaintext
	]
	edge [
		arrowsize=0.5
		fontname="Helvetica,Arial,sans-serif"
		labeldistance=3
		labelfontcolor="#00000080"
		penwidth=2
		style=dotted // dotted style symbolizes data transfer
	]
	changes [
		color="#88000022"
		label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="4">
			<tr> <td> <b>changes</b><br/>in the working tree </td> </tr>
			<tr> <td align="left"><i>To view: </i><br align="left"/>
			git diff
			<br align="left"/></td> </tr>
		</table>>
		shape=plain
	]
	staging [
		fillcolor="#ff880022"
		label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="4">
			<tr> <td> <b>staging area</b><br/>(cache, index)</td> </tr>
			<tr> <td align="left"><i>To view: </i><br align="left"/>
			git diff --staged
			<br align="left"/></td> </tr>
		</table>>
		shape=plain
	]
	staging -> HEAD:push [label="git commit" weight=1000 color="#88000088"]
	stash [
		fillcolor="#0044ff22"
		label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="4">
			<tr> <td> <b>stash</b></td> </tr>
			<tr> <td align="left"><i>To view:</i><br align="left"/>
			git stash list
			<br align="left"/></td> </tr>
		</table>>
		shape=plain
	]
	stash_push [
		label="git stash [push]"
		style=""
		shape=plain
		color="#00008844"
	]
	{
		edge [arrowhead=none color="#00008844"]
		changes ->  stash_push
		stash_push -> staging
	}
	changes -> stash [
		dir=back
		xlabel="git stash pop"
		color="#00000088" weight=0]
	stash_push -> stash [xdir=back color="#00008844" minlen=0]
	HEAD [
		fillcolor="#88ff0022"
		label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="3">
			<tr> <td port="push" sides="ltr"> <b>HEAD </b>of</td> </tr>
			<tr> <td port="pull" sides="lbr"> the current branch</td> </tr>
			<tr> <td port="switch" align="left">
				<i>To view:</i>
				<br align="left"/>
				git show<br align="left"/>
				git log
				<br align="left"/>
			</td> </tr>
			<tr> <td align="left">
				<i>To change branch:</i><br align="left"/>
				git switch ...
				<br align="left"/>
				git checkout ...
				<br align="left"/>
			</td> </tr>
		</table>>
		shape=plain
	]
	remote [
		label="remote branch"
		shape=box
		color="#00000022"
		fillcolor="#00ff0022"
	]

	HEAD:push -> remote [label="git push" color="#88000088"]
	HEAD:pull -> remote [dir=back label="git pull" color="#00440088"]
	branches [
		fillcolor="#00888822"
		label=<<table border="0" cellborder="1" cellspacing="0" cellpadding="4">
			<tr> <td> <b>local branches</b> </td> </tr>
			<tr> <td align="left"><i>To view:</i><br align="left"/>
			git branch [--list]
			<br align="left"/></td> </tr>
			</table>>
		shape=plain
	]
	changes -> staging [label="git add ...    \ngit reset      " color="#88000088"]
	discard [shape=plaintext style=""]
	changes -> discard [label="git restore ..." color="#88000088"]
	{rank=same changes discard}
	// UML style aggregation
	HEAD:switch -> branches [
		dir=back
		style=""
		penwidth=1
		arrowtail=odiamond
		arrowhead=none
		color="#00000088"
	]
}
// © 2022 Costa Shulyupin, licensed under EPL