TIL, 2021-11-05-some-small-snippets

Coding

• Jest module name mapper?
• List of files that were changed: git diff --names-only.
• Don’t include files that were deleted: --diff-filter=d.
• git whatchanged
• git show --stat <commit-hash> - shows name and changes number of lines.
• git diff-tree --no-commit-id --name-only -r commit-hash - plumbing command.
• Bash stuff
  • Check if bash variable is empty/return if bash variable is unset of the empty string: if [ -z "$var" ];
  • [ -z "$var" ] && echo "Empty"
• Filter git diff based on file extensions - Reference
  • git diff master --name-only --relative -- "**/*.ts" "**/*.tsx" "**/*.js" "**/*.jsx" "**/*.vue"

prettier_files_changed="$(git diff --diff-filter=d --name-only --cached -- '***.html' '***.ts' '***.scss')"

if [[ ! -z $prettier_files_changed ]]
then
  echo "🎨 Organising imports, running prettier"
  npx lint-staged
fi

• tsc CLI options - Reference
• Elegant pipes solution: Reference

Angular 13 is now Available

Reference

• Potential icon component optimisations - Reference