11163879852

Committed 03 Oct 2024 02:24PM UTC coverage: 58.906% (+25.2%) from 33.667%

Build # 11163879852

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github

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web-flow

Commit Message

Merge pull request #75 from moosetechnology/develop

V1.0.0

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0.0

/src/GitLabHealth-Model-Analysis/CodeChurnMetric.class.st

Class {
        #name : #CodeChurnMetric,
        #superclass : #UserCommitsMetric,
        #instVars : [
                'maxCommitWindow'
        ],
        #category : #'GitLabHealth-Model-Analysis'
}

{ #category : #calculating }
CodeChurnMetric >> calculate [

        | commits res groupedByDate totalContributions gitAnalyzer |
        userCommits ifNil: [ self load ].

        totalContributions := OrderedCollection new.
        groupedByDate := self setupGroupedDate.
        gitAnalyzer := GitAnalyzer new maxChildCommit: maxCommitWindow.

        commits := self
                           foundSuccessorOf: userCommits
                           andCompleteImportForMax: maxCommitWindow.

        res := commits collect: [ :commit |
                       commit -> (gitAnalyzer
                                fromCommit: commit;
                                analyseChurn) ].
        res do: [ :commits4Churns |
                | commit allChurnsInCommit sumChurnInCommit overDate contribution churnOnCommit |
                commit := commits4Churns key.
                allChurnsInCommit := commits4Churns value.
                sumChurnInCommit := (allChurnsInCommit at: #churns) sum: [ :churn |
                                            | numerator |
                                            numerator := churn value at: #churnLoC.
                                            numerator ].
                contribution := allChurnsInCommit at: #totalContribution.
                totalContributions add: contribution.
                churnOnCommit := {
                                         (#churnOnCommit -> sumChurnInCommit).
                                         (#LoCOnCommit -> contribution) } asDictionary.
                overDate := self transformDate: commit created_at to: over.
                groupedByDate
                        at: overDate printString
                        ifPresent: [ :array | array add: churnOnCommit ]
                        ifAbsentPut: [
                                OrderedCollection new
                                        add: churnOnCommit;
                                        yourself ] ].
        groupedByDate := groupedByDate collect: [ :churnsAtDate |
                                 | totalChurn totalContribution percentage |
                                 totalChurn := churnsAtDate sum: [ :churn |
                                                       churn at: #churnOnCommit ].
                                 totalContribution := churnsAtDate sum: [ :churn |
                                                              churn at: #LoCOnCommit ].
                                 totalContribution = 0
                                         ifTrue: [ percentage := 0 asFloat ]
                                         ifFalse: [
                                         percentage := (totalChurn * 100
                                                        / totalContribution) asFloat ].
                                 {
                                         (#churn -> totalChurn).
                                         (#contribution -> totalContribution).
                                         (#percentage -> percentage) } asDictionary ].

        ^ (groupedByDate collect: [ :date | date at: #percentage ]) average
]

{ #category : #accessing }
CodeChurnMetric >> description [

        ^ 'churn % (W=' , maxCommitWindow printString , ')'
]

{ #category : #initialization }
CodeChurnMetric >> initialize [ 
        maxCommitWindow := 3
]

1	Class {
2	#name : #CodeChurnMetric,
3	#superclass : #UserCommitsMetric,
4	#instVars : [
5	'maxCommitWindow'
6	],
7	#category : #'GitLabHealth-Model-Analysis'
8	}
9
10	{ #category : #calculating }
NEW 11	CodeChurnMetric >> calculate [	×
NEW 12		×
NEW 13	\| commits res groupedByDate totalContributions gitAnalyzer \|	×
NEW 14	userCommits ifNil: [ self load ].	×
NEW 15		×
NEW 16	totalContributions := OrderedCollection new.	×
NEW 17	groupedByDate := self setupGroupedDate.	×
NEW 18	gitAnalyzer := GitAnalyzer new maxChildCommit: maxCommitWindow.	×
NEW 19		×
NEW 20	commits := self	×
NEW 21	foundSuccessorOf: userCommits	×
NEW 22	andCompleteImportForMax: maxCommitWindow.	×
NEW 23		×
NEW 24	res := commits collect: [ :commit \|	×
NEW 25	commit -> (gitAnalyzer	×
NEW 26	fromCommit: commit;	×
NEW 27	analyseChurn) ].	×
NEW 28	res do: [ :commits4Churns \|	×
NEW 29	\| commit allChurnsInCommit sumChurnInCommit overDate contribution churnOnCommit \|	×
NEW 30	commit := commits4Churns key.	×
NEW 31	allChurnsInCommit := commits4Churns value.	×
NEW 32	sumChurnInCommit := (allChurnsInCommit at: #churns) sum: [ :churn \|	×
NEW 33	\| numerator \|	×
NEW 34	numerator := churn value at: #churnLoC.	×
NEW 35	numerator ].	×
NEW 36	contribution := allChurnsInCommit at: #totalContribution.	×
NEW 37	totalContributions add: contribution.	×
NEW 38	churnOnCommit := {	×
NEW 39	(#churnOnCommit -> sumChurnInCommit).	×
NEW 40	(#LoCOnCommit -> contribution) } asDictionary.	×
NEW 41	overDate := self transformDate: commit created_at to: over.	×
NEW 42	groupedByDate	×
NEW 43	at: overDate printString	×
NEW 44	ifPresent: [ :array \| array add: churnOnCommit ]	×
NEW 45	ifAbsentPut: [	×
NEW 46	OrderedCollection new	×
NEW 47	add: churnOnCommit;	×
NEW 48	yourself ] ].	×
NEW 49	groupedByDate := groupedByDate collect: [ :churnsAtDate \|	×
NEW 50	\| totalChurn totalContribution percentage \|	×
NEW 51	totalChurn := churnsAtDate sum: [ :churn \|	×
NEW 52	churn at: #churnOnCommit ].	×
NEW 53	totalContribution := churnsAtDate sum: [ :churn \|	×
NEW 54	churn at: #LoCOnCommit ].	×
NEW 55	totalContribution = 0	×
NEW 56	ifTrue: [ percentage := 0 asFloat ]	×
NEW 57	ifFalse: [	×
NEW 58	percentage := (totalChurn * 100	×
NEW 59	/ totalContribution) asFloat ].	×
NEW 60	{	×
NEW 61	(#churn -> totalChurn).	×
NEW 62	(#contribution -> totalContribution).	×
NEW 63	(#percentage -> percentage) } asDictionary ].	×
NEW 64		×
NEW 65	^ (groupedByDate collect: [ :date \| date at: #percentage ]) average	×
NEW 66	]	×
67
68	{ #category : #accessing }
NEW 69	CodeChurnMetric >> description [	×
NEW 70		×
NEW 71	^ 'churn % (W=' , maxCommitWindow printString , ')'	×
NEW 72	]	×
73
74	{ #category : #initialization }
NEW 75	CodeChurnMetric >> initialize [	×
NEW 76	maxCommitWindow := 3	×
NEW 77	]	×

moosetechnology / GitProjectHealth / 11163879852

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