Files
codeql/cpp/ql/src/Metrics/Files/FCommentRatio.ql
Jonas Jensen 4ef5c9af62 C++: Autoformat everything
Some files that will change in #1736 have been spared.

    ./build -j4 target/jars/qlformat
    find ql/cpp/ql -name "*.ql"  -print0 | xargs -0 target/jars/qlformat --input
    find ql/cpp/ql -name "*.qll" -print0 | xargs -0 target/jars/qlformat --input
    (cd ql && git checkout 'cpp/ql/src/semmle/code/cpp/ir/implementation/**/*SSA*.qll')
    buildutils-internal/scripts/pr-checks/sync-identical-files.py --latest
2019-09-09 11:25:53 +02:00

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/**
* @name Percentage of comments
* @description The percentage of lines that contain comments.
* @kind treemap
* @id cpp/comment-ratio-per-file
* @treemap.warnOn lowValues
* @metricType file
* @metricAggregate avg max
* @tags maintainability
* documentation
*/
import cpp
from File f, int comments, int total
where f.fromSource() and numlines(unresolveElement(f), total, _, comments) and total > 0
select f, 100.0 * (comments.(float) / total.(float)) as ratio order by ratio desc