shellcheck error on no shell files

[apiology]

�]0;macmicro�broz@macmicro:~/src/vincelifedaily$ ./quality.sh 
Updating installed gems
Nothing to update
Updating ruby-advisory-db ...
Cloning into '/root/.local/share/ruby-advisory-db'...
Updated ruby-advisory-db
ruby-advisory-db: 304 advisories
pronto run -c origin/master --no-exit-code --unstaged || true
pronto run -c origin/master --no-exit-code --staged || true
pronto run -c origin/master --no-exit-code || true
  /usr/app/lib/vincelifedaily/sources/my_trello.rb:20 :: parse error on value ":" (tCOLON)
  skipping /usr/app/lib/vincelifedaily/sources/my_trello.rb
lib/vincelifedaily/sources/my_trello.rb:95: [reek] Performs a nil-check (NilCheck)
shellcheck -fgcc -sbash 
rake aborted!
Output from shellcheck

No files specified.

Usage: shellcheck [OPTIONS...] FILES...
  -a                --check-sourced          Include warnings from sourced files
  -C[WHEN]          --color[=WHEN]           Use color (auto, always, never)
  -e CODE1,CODE2..  --exclude=CODE1,CODE2..  Exclude types of warnings
  -f FORMAT         --format=FORMAT          Output format (checkstyle, gcc, json, tty)
  -s SHELLNAME      --shell=SHELLNAME        Specify dialect (sh, bash, dash, ksh)
  -V                --version                Print version information
  -x                --external-sources       Allow 'source' outside of FILES



Reduce total number of shellcheck violations to 10 or below!

Tasks: TOP => quality
(See full trace by running task with --trace)
Existing violations: 10
Found 11 shellcheck violations
�]0;macmicro�broz@macmicro:~/src/vincelifedaily$