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A git hook that automatically formats JavaScript and Ruby code on commit
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| #!/bin/sh | |
| # ./.git/hooks/pre-commit | |
| .git/hooks/pre-commit-format-javascript | |
| .git/hooks/pre-commit-format-ruby |
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| #!/bin/sh | |
| # ./.git/hooks/pre-commit-format-javascript | |
| # Assumption: npm/yarn has installed the prettier package | |
| # Based on the bash script prescribed at https://prettier.io/docs/en/precommit.html#option-5-bash-script | |
| jsfiles=$(git diff --cached --name-only --diff-filter=ACM "*.js" "*.jsx" | tr '\n' ' ') | |
| [ -z "$jsfiles" ] && exit 0 | |
| # Prettify all staged .js files | |
| echo "💅 Automatically formatting staged Javascript files using prettier ($(echo $jsfiles | wc -w | awk '{print $1}') total)" | |
| echo "$jsfiles" | xargs ./node_modules/.bin/prettier --write --loglevel=error | |
| # Add back the modified/prettified files to staging | |
| echo "$jsfiles" | xargs git add | |
| exit 0 |
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| #!/bin/sh | |
| # ./.git/hooks/pre-commit-format-ruby | |
| # Assumption: bundler has installed the standard gem | |
| # Based on the bash script prescribed at https://prettier.io/docs/en/precommit.html#option-5-bash-script | |
| rubyfiles=$(git diff --cached --name-only --diff-filter=ACM "*.rb" "*.rake" "Gemfile" "Rakefile" | tr '\n' ' ') | |
| [ -z "$rubyfiles" ] && exit 0 | |
| # Standardize all ruby files | |
| echo "💅 Automatically formatting staged Ruby files using standardrb ($(echo $rubyfiles | wc -w | awk '{print $1}') total)" | |
| echo "$rubyfiles" | xargs bundle exec standardrb --fix | |
| # Add back the modified/prettified files to staging | |
| echo "$rubyfiles" | xargs git add | |
| exit 0 |
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