ViDI - The Visual Design Inspector (fosdem2015)

Presentation of a new view on software quality, ViDI tool and Gotham prototype.

Transcript

1. ViDI
   Visual Design Inspector
   R A
   E E L
   V
   Yuriy Tymchuk
   Michele Lanza
   

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2. Quality
   

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3. A Bit About Health
   

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5. SOMETHING IS WRONG!!!
   

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9. Weight (kg)
   75
   81
   88
   94
   100
   Fat Weight (%)
   0
   4
   9
   13
   17
   What are you
   getting rid of?
   

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10. Calcium Level in a Body
    

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11. Calcium Level in a Body
    DANGER!
    

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14. blocked veins
    torn tissue
    broken bone
    lethal
    intoxication
    TIME TO LIVE: 2H
    

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16. Code quality state of art?
    

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18. Package
    Class
    Method
    

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19. Package
    Class
    Method
    Foreign Class
    

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20. Package
    Class
    Method
    Foreign Class
    Less Critics
    

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21. Package
    Class
    Method
    Foreign Class
    More Critics
    Less Critics
    

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23. Is SmallLint good?
    

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24. Can you spot the quality difference?
    

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25. SmallLint can!
    ✓
    ❌
    

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26. aClass is large
    (NumberOfMethods veryHighFor: aClass) or:
    (NumberOfInstVars veryHighFor: aClass) or: (
    (NumberOfMethods highFor: aClass) and:
    (NumberOfInstVars highFor: aClass)
    )
    

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27. aClass is large
    (NumberOfMethods veryHighFor: aClass) or:
    (NumberOfInstVars veryHighFor: aClass) or: (
    (NumberOfMethods highFor: aClass) and:
    (NumberOfInstVars highFor: aClass)
    )
    0 1
    0.5
    

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28. aClass is large
    (NumberOfMethods veryHighFor: aClass) or:
    (NumberOfInstVars veryHighFor: aClass) or: (
    (NumberOfMethods highFor: aClass) and:
    (NumberOfInstVars highFor: aClass)
    )
    0 1
    0.5 ?
    

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29. Gotham DEMO
    

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30. and more…
    http://vidi.inf.usi.ch
    https://github.com/Uko/Vidi
    yuriy.tymchuk@usi.ch
    @yuriy_tymchuk
    "
    

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