Merge: ci: generate metrics output in an artifact file

Results for nitmetrics should be easily available.

Pull-Request: #2771

diff --combined .gitlab-ci.yml
index d24d5bd,13c4390..19cbcd5
--- 1/.gitlab-ci.yml
--- 2/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@@ -29,7 -29,6 +29,7 @@@ before_script
    - git config --add github.oauthtoken "$GITHUB_OAUTHTOKEN" # needed for github api rate limit
    - pwd
    - ccache -s
 +  - ccache -z
    - ccache -M 500M
    - du -sh .gradle || true
    - type -a nitc nitdoc || true # is there some nit tools?
@@@ -39,7 -38,7 +39,7 @@@ after_script
    - export CCACHE_DIR=$PWD/.ccache
    - ccache -s
    - du -sh .gradle || true
 -  - git status --ignored
 +  - git status --ignored || true
    - date
    - tail status.txt
  
@@@ -90,7 -89,6 +90,7 @@@ nitunit_some
    script:
      - git diff --name-only origin/master..HEAD -- "*.nit" "*.res" "README.*" | grep -v "^tests/" > list0.txt || true
      - xargs nitls -pP < list0.txt > list.txt
 +    - test -s list.txt || exit 0
      - xargs nitunit < list.txt
      - junit2html nitunit.xml
    artifacts:
@@@ -292,22 -290,6 +292,22 @@@ build_oot
  
  # MISC ##############################################################
  
 +check_requirments:
 +  stage: more_test
 +  image: debian:buster
 +  before_script:
 +    - date # cancel the default `before_script`, an empty list does nothing
 +  script: # from the README
 +    - apt-get update && apt-get install --yes --no-install-recommends build-essential ccache libgc-dev libunwind-dev pkg-config
 +    - make
 +    - bin/nitc examples/hello_world.nit
 +    - ./hello_world
 +    - . misc/nit_env.sh install
 +    - nitc examples/hello_world.nit
 +    - ./hello_world
 +    - apt-get update && apt-get install --yes --no-install-recommends graphviz libcurl4-openssl-dev libevent-dev libmongoc-dev
 +    - make more
 +
  bootstrap_full:
    stage: more_test
    dependencies:
@@@ -376,22 -358,13 +376,23 @@@ build_doc
      paths:
        - nitdoc.out
  
 +build_manual:
 +  stage: more_test
 +  script:
 +    - apt-get update && apt-get install --yes --no-install-recommends pandoc texlive texlive-latex-extra lmodern
 +    - make -C doc/manual
 +  artifacts:
 +    paths:
 +      - doc/manual/*.pdf
 +      - doc/manual/*.epub
 +
  nitmetrics:
    stage: more_test
    dependencies:
      - build_more_tools
    script:
-     - nitmetrics --all --log --log-dir nitmetrics.out --dir nitmetrics.out --keep-going lib src
+     - mkdir -p nitmetrics.out
+     - nitmetrics --all --log --log-dir nitmetrics.out --dir nitmetrics.out --keep-going lib src | tee nitmetrics.out/metrics.txt
    artifacts:
      paths:
        - nitmetrics.out