awslabs / aws-c-compression
Source Code Overview

Analysis scope, overview of main, test, generated, deployment, build, and other code.

Source Code Analysis Scope
Files includes and excluded from analyses
txt
clang-format
cmake
clang-tidy
  • 12 extensions are included in analyses: yml, c, h, txt, md, sh, json, gitignore, clang-format, bat, cmake, clang-tidy
  • 5 criteria are used to exclude files from analysis:
    • exclude files with path like ".*/[.][a-zA-Z0-9_]+.*" (Hidden files and folders) (6 files).
    • exclude files with path like ".*/git[-]history[.]txt" (Git history) (1 file).
    • exclude files with path like ".*/git[-][a-zA-Z0-9_]+[.]txt" (Git data exports for sokrates analyses) (0 files).
    • exclude files with path like ".*[.]txt" (Text files) (3 files).
    • exclude files with path like ".*/sokrates_conventions[.]json" (Sokrates scoping conventions) (1 file).
Overview of Analyzed Files
Basic stats on analyzed files
Intro
For analysis purposes we separate files in scope into several categories: main, test, generated, deployment and build, and other.

  • The main category contains all manually created source code files that are being used in the production.
  • Files in the main category are used as input for other analyses: logical decomposition, concerns, duplication, file size, unit size, and conditional complexity.
  • Test source code files are used only for testing of the product. These files are normally not deployed to production.
  • Build and deployment source code files are used to configure or support build and deployment process.
  • Generated source code files are automatically generated files that have not been manually changed after generation.
  • While a source code folder may contain a number of files, we are primarily interested in the source code files that are being written and maintained by developers.
  • Files containing binaries, documentation, or third-party libraries, for instance, are excluded from analysis. The exception are third-party libraries that have been changed by developers.

main868 LOC (23%) 19 files
test2481 LOC (68%) 6 files
generated0 LOC (0%) 0 files
build and deployment67 LOC (1%) 3 files
other209 LOC (5%) 4 files
Main Code
All manually created or maintained source code that defines logic of the product that is run in a production environment.
cmake
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  • The following criteria are used to filter files:
    • files with paths like ".*".
  • 19 files match defined criteria (868 lines of code, 100.0% vs. main code):
    • 4 *.c files (605 lines of code)
    • 10 *.yml files (138 lines of code)
    • 4 *.h files (118 lines of code)
    • 1 *.cmake files (7 lines of code)
  • " *.c" is biggest, containing 69.7% of code.
  • " *.cmake" is smallest, containing 0.81% of code.


*.c605 LOC (69%) 4 files
*.yml138 LOC (15%) 10 files
*.h118 LOC (13%) 4 files
*.cmake7 LOC (<1%) 1 files
Test Code
Used only for testing of the product. Normally not deployed in a production environment.
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  • The following criteria are used to filter files:
    • files with paths like ".*/[Tt]ests/.*".
    • files with paths like ".*_test[.].*".
    • files with paths like ".*/test_.*".
    • files with any line of content like ".*/simpletest/.*".
  • 6 files match defined criteria (2,481 lines of code, 285.8% vs. main code). All matches are in *.c files.


*.c2481 LOC (100%) 6 files
Build and Deployment Code
Source code used to configure or support build and deployment process.
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  • The following criteria are used to filter files:
    • files with paths like ".*[.]sh".
    • files with paths like ".*[.]bat".
    • files with paths like ".*[.]git[a-z]+".
    • files with paths like ".*/[.]gitignore".
  • 3 files match defined criteria (67 lines of code, 7.7% vs. main code):
    • 2 *.sh files (45 lines of code)
    • 1 *.bat files (22 lines of code)
  • " *.sh" is biggest, containing 67.16% of code.
  • " *.bat" is smallest, containing 32.84% of code.


*.sh45 LOC (67%) 2 files
*.bat22 LOC (32%) 1 files
Other Code
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  • The following criteria are used to filter files:
    • files with paths like ".*[.]md".
    • files with paths like ".*[.]txt".
    • files with paths like ".*/README[.][a-z0-9]+".
    • files with paths like ".*[.]json".
    • files with paths like ".*/[.]gitignore".
  • 4 files match defined criteria (209 lines of code, 24.1% vs. main code):
    • 3 *.md files (200 lines of code)
    • 1 *.json files (9 lines of code)
  • " *.md" is biggest, containing 95.69% of code.
  • " *.json" is smallest, containing 4.31% of code.


*.md200 LOC (95%) 3 files
*.json9 LOC (4%) 1 files
Analyzers
Info about analyzers used for source code examinations.
  • *.c files are analyzed with CStyleAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • No dependency analysis
  • *.yml files are analyzed with YamlAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • No unit size analysis
    • No conditional complexity analysis
    • No dependency analysis
  • *.h files are analyzed with CppAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • Advanced heuristic dependency analysis
  • *.cmake files are analyzed with DefaultLanguageAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Basic code cleaning (empty lines removed for LOC calculations and duplication calculations)
    • No unit size analysis
    • No conditional complexity analysis
    • No dependency analysis


2022-01-31 18:25