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Therefore cpplint implements what Google considers best practices in C++ coding. The script cpplint.py reads source code files and flags deviations from the style guide. It also identifies [[syntax errors]]. It is rules based, and uses a number of heuristics to identify bad code.<ref>{{cite thesis |url=https://engagedscholarship.csuohio.edu/cgi/viewcontent.cgi?context=etdarchive&article=1732#page=20 |format=PDF |last=Dutko |first=Adam M. |title=The Relational Database: a New Static Analysis Tool? |date=2011 |oclc=750403495 |issn=2572-3480 |number=733 |page=20 |type=Master of Science |publisher=Cleveland State University |url-status=live |archive-url=https://web.archive.org/web/20180518113320/https://engagedscholarship.csuohio.edu/cgi/viewcontent.cgi?referer=&httpsredir=1&article=1732&context=etdarchive |archive-date=18 May 2018}}</ref>
Therefore cpplint implements what Google considers best practices in C++ coding. The script cpplint.py reads source code files and flags deviations from the style guide. It also identifies [[syntax errors]]. It is rules based, and uses a number of heuristics to identify bad code.<ref>{{cite thesis |url=https://engagedscholarship.csuohio.edu/cgi/viewcontent.cgi?context=etdarchive&article=1732#page=20 |format=PDF |last=Dutko |first=Adam M. |title=The Relational Database: a New Static Analysis Tool? |date=2011 |oclc=750403495 |issn=2572-3480 |number=733 |page=20 |type=Master of Science |publisher=Cleveland State University |url-status=live |archive-url=https://web.archive.org/web/20180518113320/https://engagedscholarship.csuohio.edu/cgi/viewcontent.cgi?referer=&httpsredir=1&article=1732&context=etdarchive |archive-date=18 May 2018}}</ref>


cpplint.py suffers from both [[false positives]] and false negatives. False positives can be eliminated by tagging lines with {{nowrap|<code>// NOLINT</code>}}<ref>{{cite web|title=Google C++ Style Guide, section cpplint|first=Benjy|last=Weinberger|url=https://google.github.io/styleguide/cppguide.html#cpplint}}</ref> (or
Cpplint is not perfect, as it can suffer from occasional false positives and negatives. Nevertheless, it is still a very useful tool for style enforcement.<ref>{{cite web|title=Google C++ Style Guide, section cpplint|first=Benjy|last=Weinberger|url=https://google.github.io/styleguide/cppguide.html#cpplint}}</ref>
{{nowrap|<code>// NOLINT(rule)</code>}} to suppress only the incriminated <code>rule</code> category).


Moreover rules can be fine-grained selected using the options {{nowrap|<code>--verbose</code>}} and {{nowrap|<code>--filter</code>}}.
Moreover rules can be fine-grained selected using the options {{nowrap|<code>--verbose</code>}} and {{nowrap|<code>--filter</code>}}.
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Some options can be stored in a configuration file {{nowrap|<code>CPPLINT.cfg</code>}}.
Some options can be stored in a configuration file {{nowrap|<code>CPPLINT.cfg</code>}}.


cpplint is implemented as a [[Python (programming language)|Python]] script.<ref>{{cite web|title=GIT URL for cpplint.py|author=Google|website=[[GitHub]] |url=https://github.com/google/styleguide/tree/gh-pages/cpplint}}</ref>
cpplint is implemented as a [[Python (programming language)|Python]] script.<ref>{{cite web |author=((Google)) |title=GIT URL for cpplint.py |url=https://github.com/google/styleguide/tree/gh-pages/cpplint |website=[[GitHub]]}}</ref>
It is distributed under the [[BSD license|3 clause BSD license]].
It is distributed under the [[BSD license|3 clause BSD license]].



Latest revision as of 08:06, 26 November 2023

cpplint
Developer(s)Google
Repositorygithub.com/google/styleguide
Written inPython
TypeStatic program analysis tool
License3-clause BSD license
Websitegoogle.github.io/styleguide/

cpplint or cpplint.py is an open source lint-like tool developed by Google, designed to ensure that C++ code conforms to Google's coding style guides.

Therefore cpplint implements what Google considers best practices in C++ coding. The script cpplint.py reads source code files and flags deviations from the style guide. It also identifies syntax errors. It is rules based, and uses a number of heuristics to identify bad code.[1]

Cpplint is not perfect, as it can suffer from occasional false positives and negatives. Nevertheless, it is still a very useful tool for style enforcement.[2]

Moreover rules can be fine-grained selected using the options --verbose and --filter. Line length rule can be configured with option --linelength and file extensions can be configured with --extensions (by default: 'h', 'cpp', 'cc', 'cu' and 'cuh'). Some options can be stored in a configuration file CPPLINT.cfg.

cpplint is implemented as a Python script.[3] It is distributed under the 3 clause BSD license.

See also[edit]

References[edit]

  1. ^ Dutko, Adam M. (2011). The Relational Database: a New Static Analysis Tool? (PDF) (Master of Science). Cleveland State University. p. 20. ISSN 2572-3480. OCLC 750403495. Archived from the original on 18 May 2018.
  2. ^ Weinberger, Benjy. "Google C++ Style Guide, section cpplint".
  3. ^ Google. "GIT URL for cpplint.py". GitHub.