dart-lang / collection
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
  • 6% duplication:
    • 2,833 cleaned lines of cleaned code (without empty lines, comments, and frequently duplicated constructs such as imports)
    • 182 duplicated lines
  • 18 duplicates
system6% (182 lines)
Duplication per Extension
dart6% (182 lines)
Duplication per Component (primary)
lib/src6% (182 lines)
lib0% (0 lines)
lib/src/combined_wrappers0% (0 lines)
ROOT0% (0 lines)
Longest Duplicates
The list of 18 longest duplicates.
See data for all 18 duplicates...
Size#FoldersFilesLinesCode
13 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
596:613 (3%)
769:786 (3%)
view
13 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
623:640 (3%)
796:813 (3%)
view
12 x 2 lib/src
lib/src
comparators.dart
comparators.dart
86:99 (6%)
225:237 (6%)
view
10 x 2 lib/src
lib/src
algorithms.dart
algorithms.dart
37:46 (4%)
84:93 (4%)
view
9 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
769:778 (2%)
796:805 (2%)
view
9 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
596:605 (2%)
623:632 (2%)
view
9 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
596:605 (2%)
796:805 (2%)
view
9 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
623:632 (2%)
769:778 (2%)
view
8 x 2 lib/src
lib/src
comparators.dart
comparators.dart
123:130 (4%)
188:195 (4%)
view
8 x 2 lib/src
lib/src
equality.dart
equality.dart
139:149 (2%)
191:201 (2%)
view
7 x 2 lib/src
lib/src
wrappers.dart
wrappers.dart
182:192 (1%)
424:434 (1%)
view
7 x 2 lib/src
lib/src
algorithms.dart
algorithms.dart
279:285 (2%)
315:321 (2%)
view
7 x 2 lib/src
lib/src
wrappers.dart
wrappers.dart
612:621 (1%)
720:729 (1%)
view
6 x 2 lib/src
lib/src
iterable_extensions.dart
iterable_extensions.dart
309:317 (1%)
330:338 (1%)
view
6 x 2 lib/src
lib/src
comparators.dart
comparators.dart
188:193 (3%)
225:230 (3%)
view
6 x 2 lib/src
lib/src
comparators.dart
comparators.dart
86:91 (3%)
188:193 (3%)
view
6 x 2 lib/src
lib/src
comparators.dart
comparators.dart
86:91 (3%)
123:128 (3%)
view
6 x 2 lib/src
lib/src
comparators.dart
comparators.dart
123:128 (3%)
225:230 (3%)
view