Reviewed changes for the Code Style guide

[vtchem]

What's done:

Edited the material and requested review.

[codecov]

Codecov Report

Merging #521 (d48d4e9) into master (89873bb) will increase coverage by 0.95%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #521      +/-   ##
============================================
+ Coverage     80.73%   81.68%   +0.95%     
+ Complexity     1702     1652      -50     
============================================
  Files            87       83       -4     
  Lines          4345     4205     -140     
  Branches       1340     1312      -28     
============================================
- Hits           3508     3435      -73     
+ Misses          299      238      -61     
+ Partials        538      532       -6     

Flag	Coverage Δ	Complexity Δ
unittests	81.68% <ø> (+0.95%)	0.00 <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ	Complexity Δ
...g/cqfn/diktat/ruleset/utils/FunctonASTNodeUtils.kt	69.23% <0.00%> (-2.20%)	0.00% <0.00%> (ø%)
...tlin/org/cqfn/diktat/ruleset/utils/AstNodeUtils.kt	82.32% <0.00%> (-0.94%)	0.00% <0.00%> (ø%)
...qfn/diktat/ruleset/rules/classes/SingleInitRule.kt	77.77% <0.00%> (-0.69%)	10.00% <0.00%> (-6.00%)
...org/cqfn/diktat/ruleset/rules/kdoc/KdocComments.kt	81.98% <0.00%> (-0.32%)	57.00% <0.00%> (-4.00%)
...rg/cqfn/diktat/ruleset/rules/files/NewlinesRule.kt	83.78% <0.00%> (-0.18%)	104.00% <0.00%> (-6.00%)
.../cqfn/diktat/ruleset/rules/BlockStructureBraces.kt	83.80% <0.00%> (-0.12%)	53.00% <0.00%> (ø%)
...cqfn/diktat/ruleset/rules/DiktatRuleSetProvider.kt	97.26% <0.00%> (-0.08%)	8.00% <0.00%> (ø%)
...tlin/org/cqfn/diktat/ruleset/constants/Warnings.kt	98.31% <0.00%> (-0.03%)	10.00% <0.00%> (ø%)
...tlin/org/cqfn/diktat/ruleset/utils/ASTConstants.kt	100.00% <0.00%> (ø)	0.00% <0.00%> (ø%)
.../cqfn/diktat/ruleset/rules/files/BlankLinesRule.kt	100.00% <0.00%> (ø)	12.00% <0.00%> (-1.00%)
... and 11 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 89873bb...0cb8328. Read the comment docs.

[orchestr7]

lgtm