microsoft / PowerShellForGitHub
Duplication

Places in code with 6 or more lines that are exactly the same.

Intro
  • For duplication, we look at places in code where there are 6 or more lines of code that are exactly the same.
  • Before duplication is calculated, the code is cleaned to remove empty lines, comments, and frequently duplicated constructs such as imports.
  • You should aim at having as little as possible (<5%) of duplicated code as high-level of duplication can lead to maintenance difficulties, poor factoring, and logical contradictions.
Learn more...
Duplication Overall
  • 39% duplication:
    • 23,259 cleaned lines of cleaned code (without empty lines, comments, and frequently duplicated constructs such as imports)
    • 9,149 duplicated lines
  • 12,091 duplicates
system39% (9,149 lines)
Duplication per Extension
ps140% (8,924 lines)
ps1xml29% (154 lines)
yaml22% (71 lines)
Duplication per Component (primary)
ROOT40% (8,693 lines)
build/scripts19% (231 lines)
Formatters29% (154 lines)
build/pipelines/templates20% (42 lines)
build/pipelines27% (29 lines)

Duplication Between Components (50+ lines)

G ROOT ROOT build/scripts build/scripts ROOT--build/scripts 102

Download: SVG DOT (open online Graphviz editor)

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Show more details on duplication between components...
Longest Duplicates
The list of 20 longest duplicates.
See data for all 12,091 duplicates...
Size#FoldersFilesLinesCode
46 x 2 ROOT
ROOT
GitHubReactions.ps1
GitHubReactions.ps1
284:333 (8%)
490:539 (8%)
view
46 x 2 ROOT
ROOT
GitHubReactions.ps1
GitHubReactions.ps1
97:147 (8%)
285:335 (8%)
view
45 x 2 ROOT
ROOT
GitHubReactions.ps1
GitHubReactions.ps1
97:145 (7%)
491:539 (7%)
view
35 x 2 ROOT
ROOT
GitHubRepositoryTraffic.ps1
GitHubRepositoryTraffic.ps1
229:271 (9%)
343:385 (9%)
view
35 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
3199:3237 (1%)
3374:3412 (1%)
view
35 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
3513:3552 (1%)
3878:3917 (1%)
view
34 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
3021:3058 (1%)
3375:3412 (1%)
view
34 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
3021:3058 (1%)
3200:3237 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2377:2417 (1%)
2487:2527 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2266:2306 (1%)
2597:2637 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2266:2306 (1%)
2377:2417 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2266:2306 (1%)
2487:2527 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2377:2417 (1%)
2597:2637 (1%)
view
33 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
2487:2527 (1%)
2597:2637 (1%)
view
31 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositories.ps1
1799:1835 (<1%)
1897:1933 (<1%)
view
31 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositoryTraffic.ps1
1897:1933 (<1%)
125:161 (8%)
view
31 x 2 ROOT
ROOT
GitHubRepositoryTraffic.ps1
GitHubRepositoryTraffic.ps1
22:58 (8%)
125:161 (8%)
view
31 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositoryTraffic.ps1
1897:1933 (<1%)
22:58 (8%)
view
31 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositoryTraffic.ps1
1799:1835 (<1%)
22:58 (8%)
view
31 x 2 ROOT
ROOT
GitHubRepositories.ps1
GitHubRepositoryTraffic.ps1
1247:1283 (<1%)
125:161 (8%)
view