hhvm / xhp-lib
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
  • 21% duplication:
    • 2,648 cleaned lines of cleaned code (without empty lines, comments, and frequently duplicated constructs such as imports)
    • 574 duplicated lines
  • 297 duplicates
system21% (574 lines)
Duplication per Extension
hack21% (574 lines)
Duplication per Component (primary)
html/tags/s54% (81 lines)
html/tags/a61% (78 lines)
core9% (50 lines)
html/tags/i33% (48 lines)
html/tags/h41% (36 lines)
html/tags/d33% (33 lines)
html/tags/l44% (32 lines)
html/tags/b36% (32 lines)
html/tags/r53% (28 lines)
ChildValidation14% (26 lines)
html/tags/v65% (25 lines)
html/tags/t15% (21 lines)
html/tags/c29% (19 lines)
html/tags/e48% (14 lines)
html/tags/f20% (13 lines)
html/tags/m14% (12 lines)
html/tags/o13% (8 lines)
html/tags/u37% (6 lines)
html/tags/k28% (6 lines)
html/tags/n28% (6 lines)
html0% (0 lines)
html/tags/q0% (0 lines)
html/tags/p0% (0 lines)
html/tags/w0% (0 lines)
html/categories0% (0 lines)
exceptions0% (0 lines)
Reflection0% (0 lines)

Duplication Between Components (50+ lines)

G html/tags/a html/tags/a html/tags/s html/tags/s html/tags/a--html/tags/s 113 html/tags/i html/tags/i html/tags/a--html/tags/i 82 html/tags/v html/tags/v html/tags/a--html/tags/v 50 html/tags/i--html/tags/s 93 html/tags/b html/tags/b html/tags/b--html/tags/s 74 html/tags/b--html/tags/i 50 html/tags/c html/tags/c html/tags/c--html/tags/s 54 html/tags/l html/tags/l html/tags/l--html/tags/s 50

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Longest Duplicates
The list of 50 longest duplicates.
See data for all 297 duplicates...
Size#FoldersFilesLinesCode
14 x 2 src/html/tags/a
src/html/tags/a
27:40 (42%)
21:34 (40%)
view
11 x 2 src/html/tags/l
src/html/tags/s
33:43 (30%)
24:34 (39%)
view
11 x 2 src/html/tags/a
src/html/tags/i
29:39 (33%)
28:38 (34%)
view
11 x 2 src/html/tags/a
src/html/tags/v
15:27 (42%)
15:26 (36%)
view
11 x 2 src/html/tags/a
src/html/tags/i
23:33 (31%)
26:36 (35%)
view
11 x 2 src/html/tags/i
src/html/tags/i
26:36 (35%)
28:38 (34%)
view
11 x 2 src/html/tags/i
src/html/tags/s
28:38 (34%)
24:34 (39%)
view
11 x 2 src/html/tags/i
src/html/tags/l
28:38 (34%)
33:43 (30%)
view
11 x 2 src/html/tags/a
src/html/tags/s
23:33 (31%)
24:34 (39%)
view
11 x 2 src/html/tags/i
src/html/tags/l
26:36 (35%)
33:43 (30%)
view
11 x 2 src/html/tags/a
src/html/tags/s
29:39 (33%)
24:34 (39%)
view
11 x 2 src/html/tags/i
src/html/tags/s
26:36 (35%)
24:34 (39%)
view
11 x 2 src/html/tags/a
src/html/tags/l
29:39 (33%)
33:43 (30%)
view
11 x 2 src/html/tags/a
src/html/tags/i
23:33 (31%)
28:38 (34%)
view
11 x 2 src/html/tags/a
src/html/tags/l
23:33 (31%)
33:43 (30%)
view
11 x 2 src/html/tags/a
src/html/tags/i
29:39 (33%)
26:36 (35%)
view
8 x 2 src/html/tags/e
src/html/tags/v
15:32 (38%)
15:23 (26%)
view
8 x 2 src/html/tags/a
src/html/tags/o
15:24 (30%)
15:23 (32%)
view
8 x 2 src/html/tags/a
src/html/tags/v
34:41 (30%)
37:44 (26%)
view
8 x 2 src/html/tags/o
src/html/tags/v
15:23 (32%)
15:23 (26%)
view
8 x 2 src/html/tags/e
src/html/tags/o
15:32 (38%)
15:23 (32%)
view
8 x 2 src/html/tags/a
src/html/tags/e
15:24 (30%)
15:32 (38%)
view
7 x 2 src/html/tags/d
src/html/tags/t
17:23 (77%)
24:30 (43%)
view
7 x 2 src/html/tags/l
src/html/tags/s
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/d
src/html/tags/f
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/c
src/html/tags/d
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/c
src/html/tags/d
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/d
src/html/tags/l
17:23 (77%)
19:25 (70%)
view
7 x 2 src/html/tags/a
src/html/tags/s
15:23 (21%)
15:22 (35%)
view
7 x 2 src/html/tags/r
src/html/tags/r
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/r
src/html/tags/r
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/d
src/html/tags/l
23:29 (50%)
19:25 (70%)
view
7 x 2 src/html/tags/d
src/html/tags/d
23:29 (50%)
17:23 (77%)
view
7 x 2 src/html/tags/s
src/html/tags/t
16:23 (35%)
14:20 (31%)
view
7 x 2 src/html/tags/l
src/html/tags/l
26:32 (41%)
17:23 (77%)
view
7 x 2 src/html/tags/d
src/html/tags/f
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/s
src/html/tags/t
17:23 (77%)
19:25 (63%)
view
7 x 2 src/html/tags/a
src/html/tags/b
15:23 (21%)
15:22 (29%)
view
7 x 2 src/html/tags/c
src/html/tags/f
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/f
src/html/tags/t
17:23 (77%)
24:30 (43%)
view
7 x 2 src/html/tags/i
src/html/tags/o
14:20 (22%)
16:23 (28%)
view
7 x 2 src/html/tags/c
src/html/tags/l
17:23 (77%)
19:25 (70%)
view
7 x 2 src/html/tags/c
src/html/tags/t
17:23 (77%)
24:30 (43%)
view
7 x 2 src/html/tags/l
src/html/tags/s
26:32 (41%)
21:27 (58%)
view
7 x 2 src/html/tags/d
src/html/tags/d
17:23 (77%)
17:23 (77%)
view
7 x 2 src/html/tags/c
src/html/tags/d
17:23 (77%)
23:29 (50%)
view
7 x 2 src/html/tags/f
src/html/tags/l
17:23 (77%)
19:25 (70%)
view
7 x 2 src/core
src/core
674:682 (1%)
693:701 (1%)
view
7 x 2 src/html/tags/d
src/html/tags/f
23:29 (50%)
17:23 (77%)
view
7 x 2 src/html/tags/l
src/html/tags/t
17:23 (77%)
19:25 (63%)
view
Duplicated Units
The list of top 3 duplicated units.
See data for all 3 unit duplicates...
Size#FoldersFilesLinesCode
7 x 2 src/html/tags/a
src/html/tags/v
34:42 
37:45 
view
6 x 4 src/html/tags/r
src/html/tags/r
src/html/tags/r
src/html/tags/r
17:24 
17:24 
17:24 
17:24 
view
6 x 12 src/html/tags/t
src/html/tags/t
src/html/tags/s
src/html/tags/s
src/html/tags/f
src/html/tags/c
src/html/tags/d
src/html/tags/d
src/html/tags/d
src/html/tags/l
...
24:31 
19:26 
21:28 
17:24 
17:24 
17:24 
17:24 
23:30 
17:24 
17:24 
...
view