[libcamera-devel] [PATCH 5/8] utils: checkstyle.py: Add ability to filter files by status in a commit

Niklas Söderlund niklas.soderlund at ragnatech.se
Sun Dec 27 11:37:19 CET 2020


Hi Laurent,

Thanks for your work.

On 2020-12-24 14:28:52 +0200, Laurent Pinchart wrote:
> A commit can perform different operations on a file. Record the file
> status (added, modified, renamed, deleted, ...) and add the ability to
> filter files by status when listing the files touched by a commit.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

Reviewed-by: Niklas Söderlund <niklas.soderlund at ragnatech.se>

> ---
>  utils/checkstyle.py | 39 +++++++++++++++++++++++++++++----------
>  1 file changed, 29 insertions(+), 10 deletions(-)
> 
> diff --git a/utils/checkstyle.py b/utils/checkstyle.py
> index 77e635dc5154..07e896d9819f 100755
> --- a/utils/checkstyle.py
> +++ b/utils/checkstyle.py
> @@ -194,6 +194,26 @@ def parse_diff(diff):
>  # Commit, Staged Changes & Amendments
>  #
>  
> +class CommitFile:
> +    def __init__(self, name):
> +        info = name.split()
> +        self.__status = info[0][0]
> +
> +        # For renamed files, store the new name
> +        if self.__status == 'R':
> +            self.__filename = info[2]
> +        else:
> +            self.__filename = info[1]
> +
> +    @property
> +    def filename(self):
> +        return self.__filename
> +
> +    @property
> +    def status(self):
> +        return self.__status
> +
> +
>  class Commit:
>      def __init__(self, commit):
>          self.commit = commit
> @@ -201,16 +221,15 @@ class Commit:
>  
>      def __parse(self):
>          # Get the commit title and list of files.
> -        ret = subprocess.run(['git', 'show', '--pretty=oneline', '--name-only',
> +        ret = subprocess.run(['git', 'show', '--pretty=oneline', '--name-status',
>                                self.commit],
>                               stdout=subprocess.PIPE).stdout.decode('utf-8')
>          files = ret.splitlines()
> -        self.__files = files[1:]
> +        self.__files = [CommitFile(f) for f in files[1:]]
>          self.__title = files[0]
>  
> -    @property
> -    def files(self):
> -        return self.__files
> +    def files(self, filter='AM'):
> +        return [f.filename for f in self.__files if f.status in filter]
>  
>      @property
>      def title(self):
> @@ -231,10 +250,10 @@ class StagedChanges(Commit):
>          Commit.__init__(self, '')
>  
>      def __parse(self):
> -        ret = subprocess.run(['git', 'diff', '--staged', '--name-only'],
> +        ret = subprocess.run(['git', 'diff', '--staged', '--name-status'],
>                               stdout=subprocess.PIPE).stdout.decode('utf-8')
>          self.__title = "Staged changes"
> -        self.__files = ret.splitlines()
> +        self.__files = [CommitFile(f) for f in ret.splitlines()]
>  
>      def get_diff(self, top_level, filename):
>          return subprocess.run(['git', 'diff', '--staged', '--',
> @@ -252,9 +271,9 @@ class Amendment(StagedChanges):
>                               stdout=subprocess.PIPE).stdout.decode('utf-8')
>          self.__title = 'Amendment of ' + ret.strip()
>          # Extract the list of modified files
> -        ret = subprocess.run(['git', 'diff', '--staged', '--name-only', 'HEAD~'],
> +        ret = subprocess.run(['git', 'diff', '--staged', '--name-status', 'HEAD~'],
>                               stdout=subprocess.PIPE).stdout.decode('utf-8')
> -        self.__files = ret.splitlines()
> +        self.__files = [CommitFile(f) for f in ret.splitlines()]
>  
>      def get_diff(self, top_level, filename):
>          return subprocess.run(['git', 'diff', '--staged', 'HEAD~', '--',
> @@ -705,7 +724,7 @@ def check_style(top_level, commit):
>      patterns = set()
>      patterns.update(StyleChecker.all_patterns())
>      patterns.update(Formatter.all_patterns())
> -    files = [f for f in commit.files if len([p for p in patterns if fnmatch.fnmatch(os.path.basename(f), p)])]
> +    files = [f for f in commit.files() if len([p for p in patterns if fnmatch.fnmatch(os.path.basename(f), p)])]
>      if len(files) == 0:
>          print("Commit doesn't touch source files, skipping")
>          return 0
> -- 
> Regards,
> 
> Laurent Pinchart
> 
> _______________________________________________
> libcamera-devel mailing list
> libcamera-devel at lists.libcamera.org
> https://lists.libcamera.org/listinfo/libcamera-devel

-- 
Regards,
Niklas Söderlund


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