Add shellcheck lint (#7392)

* Add shellcheck lint script

* Add to build

* Add shellcheck lint to main lint task

* Put shellcheck in the right place, hopefully?

* Fix declared multiple executor types

* Add sudo

* Address shellcheck warnings

* Add test-lint-shellcheck

* Add test-lint-shellcheck to workflow

* Use correct lint task

* output version which could be helpful for debugging

* Address PR feedback

* consistency++

.circleci/config.yml

@@ -22,6 +22,7 @@ workflows:
       - test-lint:
           requires:
             - prep-deps
+      - test-lint-shellcheck
       - test-e2e-chrome:
           requires:
             - prep-deps
@@ -49,6 +50,7 @@ workflows:
       - all-tests-pass:
           requires:
             - test-lint
+            - test-lint-shellcheck
             - test-unit
             - test-unit-global
             - test-mozilla-lint
@@ -173,6 +175,16 @@ jobs:
           name: Verify locales
           command: yarn verify-locales --quiet
 
+  test-lint-shellcheck:
+    docker:
+      - image: circleci/node:10.17-browsers
+    steps:
+      - checkout
+      - run: sudo apt-get install shellcheck
+      - run:
+          name: Shellcheck Lint
+          command: yarn lint:shellcheck
+
   test-deps:
     docker:
       - image: circleci/node:10.17-browsers

development/auto-changelog.sh

@@ -10,7 +10,7 @@ git fetch --tags
 
 most_recent_tag="$(git describe --tags "$(git rev-list --tags --max-count=1)")"
 
-git rev-list "${most_recent_tag}"..HEAD | while read commit
+git rev-list "${most_recent_tag}"..HEAD | while read -r commit
 do
     subject="$(git show -s --format="%s" "$commit")"
 

development/rollback.sh

@@ -4,20 +4,20 @@
 echo "Rolling back to version $1"
 
 # Checkout branch to increment version
-git checkout -b version-increment-$1
+git checkout -b "version-increment-$1"
 yarn version:bump patch
 
 # Store the new version name
-NEW_VERSION=$(cat app/manifest.json | jq -r .version)
+NEW_VERSION=$(jq -r .version < app/manifest.json)
 
 # Make sure origin tags are loaded
 git fetch origin
 
 # check out the rollback branch
-git checkout origin/v$1
+git checkout "origin/v$1"
 
 # Create the rollback branch.
-git checkout -b Version-$NEW_VERSION-Rollback-to-$1
+git checkout -b "Version-$NEW_VERSION-Rollback-to-$1"
 
 # Set the version files to the next one.
 git checkout master CHANGELOG.md
@@ -28,8 +28,8 @@ git commit -m "Version $NEW_VERSION (Rollback to $1)"
 git push -u origin HEAD
 
 # Create tag and push that up too
-git tag v${NEW_VERSION}
-git push origin v${NEW_VERSION}
+git tag "v${NEW_VERSION}"
+git push origin "v${NEW_VERSION}"
 
 # Cleanup version branch
-git branch -D version-increment-$1
+git branch -D "version-increment-$1"

package.json

@@ -37,6 +37,7 @@
     "lint:fix": "eslint . --ext js,json --fix",
     "lint:changed": "{ git ls-files --others --exclude-standard ; git diff-index --name-only --diff-filter=d HEAD ; } | grep --regexp='[.]js$' --regexp='[.]json$' | tr '\\n' '\\0' | xargs -0 eslint",
     "lint:changed:fix": "{ git ls-files --others --exclude-standard ; git diff-index --name-only --diff-filter=d HEAD ; } | grep --regexp='[.]js$' --regexp='[.]json$' | tr '\\n' '\\0' | xargs -0 eslint --fix",
+    "lint:shellcheck": "shellcheck --version && find . -type f -name '*.sh' ! -path './node_modules/*' -print0 | xargs -0 shellcheck",
     "verify-locales": "node ./development/verify-locale-strings.js",
     "mozilla-lint": "addons-linter dist/firefox",
     "watch": "cross-env METAMASK_ENV=test mocha --watch --require test/setup.js --reporter min --recursive \"test/unit/**/*.js\" \"ui/app/**/*.test.js\"",