microsoft / react-native-code-push
Conditional Complexity

The distribution of complexity of units (measured with McCabe index).

Intro
  • Conditional complexity (also called cyclomatic complexity) is a term used to measure the complexity of software. The term refers to the number of possible paths through a program function. A higher value ofter means higher maintenance and testing costs (infosecinstitute.com).
  • Conditional complexity is calculated by counting all conditions in the program that can affect the execution path (e.g. if statement, loops, switches, and/or operators, try and catch blocks...).
  • Conditional complexity is measured at the unit level (methods, functions...).
  • Units are classified in four categories based on the measured McCabe index: 1-5 (simple units), 6-10 (medium complex units), 11-25 (complex units), 26+ (very complex units).
Learn more...
Conditional Complexity Overall
  • There are 892 units with 15,898 lines of code in units (55.1% of code).
    • 8 very complex units (2,030 lines of code)
    • 18 complex units (2,230 lines of code)
    • 41 medium complex units (2,179 lines of code)
    • 84 simple units (2,431 lines of code)
    • 741 very simple units (7,028 lines of code)
12% | 14% | 13% | 15% | 44%
Legend:
51+
26-50
11-25
6-10
1-5
Alternative Visuals
Conditional Complexity per Extension
51+
26-50
11-25
6-10
1-5
c22% | 23% | 15% | 13% | 25%
js0% | 9% | 10% | 13% | 66%
java0% | 0% | 20% | 21% | 58%
cpp0% | 0% | 13% | 22% | 64%
cs0% | 0% | 3% | 16% | 79%
h0% | 0% | 0% | 4% | 95%
m0% | 0% | 0% | 0% | 100%
Conditional Complexity per Logical Component
primary logical decomposition
51+
26-50
11-25
6-10
1-5
windows/CodePush20% | 16% | 18% | 13% | 30%
ios/CodePush15% | 22% | 8% | 15% | 38%
ROOT0% | 27% | 13% | 26% | 33%
android/app0% | 0% | 20% | 21% | 58%
scripts/tools0% | 0% | 51% | 8% | 40%
windows-legacy/CodePush.Shared0% | 0% | 7% | 10% | 82%
code-push-plugin-testing-framework/script0% | 0% | 2% | 7% | 89%
windows-legacy/CodePush0% | 0% | 0% | 28% | 71%
windows-legacy/CodePush.Net460% | 0% | 0% | 18% | 81%
scripts0% | 0% | 0% | 0% | 100%
Recipes0% | 0% | 0% | 0% | 100%
scripts/postlink0% | 0% | 0% | 0% | 100%
Most Complex Units
Top 20 most complex units
Unit# linesMcCabe index# params
tinfl_status tinfl_decompress()
in windows/CodePush/miniz/miniz.c
449 99 7
local int unz64local_GetCurrentFileInfoInternal()
in ios/CodePush/SSZipArchive/minizip/unzip.c
195 78 9
mz_bool mz_zip_writer_add_mem_ex_v2()
in windows/CodePush/miniz/miniz.c
226 77 14
extern int ZEXPORT zipOpenNewFileInZip4_64()
in ios/CodePush/SSZipArchive/minizip/zip.c
272 70 19
mz_bool mz_zip_writer_add_read_buf_callback()
in windows/CodePush/miniz/miniz.c
240 68 13
static mz_bool mz_zip_reader_read_central_dir()
in windows/CodePush/miniz/miniz.c
187 58 2
extern int ZEXPORT zipCloseFileInZipRaw64()
in ios/CodePush/SSZipArchive/minizip/zip.c
199 57 3
mz_bool mz_zip_writer_add_from_zip_reader()
in windows/CodePush/miniz/miniz.c
262 57 3
extern zipFile ZEXPORT zipOpen4()
in ios/CodePush/SSZipArchive/minizip/zip.c
176 49 5
mz_bool mz_zip_validate_file()
in windows/CodePush/miniz/miniz.c
156 49 3
extern int ZEXPORT zipClose()
in ios/CodePush/SSZipArchive/minizip/zip.c
119 45 2
mz_bool mz_zip_reader_extract_to_callback()
in windows/CodePush/miniz/miniz.c
166 44 5
mz_bool mz_zip_reader_extract_to_mem_no_alloc()
in windows/CodePush/miniz/miniz.c
110 41 7
local unzFile unzOpenInternal()
in ios/CodePush/SSZipArchive/minizip/unzip.c
108 38 2
extern int ZEXPORT unzReadCurrentFile()
in ios/CodePush/SSZipArchive/minizip/unzip.c
161 38 3
static mz_bool tdefl_compress_normal()
in windows/CodePush/miniz/miniz.c
137 38 1
local int unz64local_CheckCurrentFileCoherencyHeader()
in ios/CodePush/SSZipArchive/minizip/unzip.c
68 35 4
tdefl_status tdefl_compress()
in windows/CodePush/miniz/miniz.c
60 34 6
extern int ZEXPORT unzOpenCurrentFile3()
in ios/CodePush/SSZipArchive/minizip/unzip.c
154 33 5
int mz_inflate()
in windows/CodePush/miniz/miniz.c
93 33 2