Get Paths To Files In A Git Repository

get-paths.sh

#!/usr/bin/env bash

# COMMAND LINE ARGUMENTS
FUNC=${1:-"tracked_by_git"}
FILTER=${2:-"all"}
OUR_BRANCH=${3:-"HEAD"}
THEIR_BRANCH=${4:-"origin/master"}

# LIBRARY CODE
function filter {
  regexp="$1"
  grep -E "$regexp"
}

function exclude {
  regexp="$1"
  grep -Ev "$regexp"
}

function branch_changes {
  git diff --name-status "$THEIR_BRANCH".."$OUR_BRANCH"
}

function user_email {
  mailmap_entry=$(echo "<$(git config user.email)>" | git check-mailmap --stdin)
  echo $mailmap_entry | sed -E 's/^.*<|>.*$//g'
}

function with_leading_dot {
  while read path; do echo "./$path"; done
}

# AVAILABLE COMMANDS
function touched_by_user {
  git log --use-mailmap --no-merges --author="$(user_email)" --diff-filter=ACM --name-only --pretty=format:"" | sort -u
}

function in_git_stage {
  git status --short | cut -d ' ' -f3
}

function added_in_git_stage {
  git status --short | filter "^ A" | cut -d ' ' -f3
}

function touched_in_branch {
  branch_changes | cut -f2
}

function added_in_branch {
  branch_changes | filter "^A" | cut -f2
}

function tracked_by_git {
  git ls-tree -r HEAD --name-only
}

function src_dirs {
  find packages internals -name src -type d
}

# REGULAR EXPRESSIONS
regexp_fixtures="\/fixtures\/"
regexp_images="\.(bmp|gif|jpeg|jpg|png|svg)$"
regexp_js="\.jsx?$"
regexp_json="\.json$"
regexp_md="\.md$"
regexp_package_json="package\.json$"
regexp_packages_dir="packages\/"
regexp_recipes="\/recipes\/"
regexp_rollup="\/rollup\.config\.js"
regexp_scss="\.scss$"
regexp_shell="\.sh$"
regexp_spec_e2e="\.ui\.spec\."
regexp_spec="\.spec\."
regexp_storybook="(\/story\/|\/story.jsx?$)"

# EXECUTE SCRIPT
function apply_filters_to_function {
  if [ "$FILTER" = "fixtures" ]; then
    $FUNC | filter "$regexp_fixtures"
  elif [ "$FILTER" = "images" ]; then
    $FUNC | filter "$regexp_images"
  elif [ "$FILTER" = "jest" ]; then
    $FUNC | filter "$regexp_spec" \
          | exclude "$regexp_spec_e2e"
  elif [ "$FILTER" = "js-source" ]; then
    $FUNC | filter "$regexp_js" \
          | filter "$regexp_packages_dir" \
          | exclude "$regexp_spec" \
          | exclude "$regexp_fixtures" \
          | exclude "$regexp_storybook" \
          | exclude "$regexp_rollup"
  elif [ "$FILTER" = "js" ]; then
    $FUNC | filter "$regexp_js"
  elif [ "$FILTER" = "json" ]; then
    $FUNC | filter "$regexp_json"
  elif [ "$FILTER" = "md" ]; then
    $FUNC | filter "$regexp_md"
  elif [ "$FILTER" = "package-json" ]; then
    $FUNC | filter "$regexp_package_json"
  elif [ "$FILTER" = "recipes" ]; then
    $FUNC | filter "$regexp_recipes"
  elif [ "$FILTER" = "scss" ]; then
    $FUNC | filter "$regexp_scss"
  elif [ "$FILTER" = "shell" ]; then
    $FUNC | filter "$regexp_shell"
  elif [ "$FILTER" = "storybook" ]; then
    $FUNC | filter "$regexp_storybook"
  else
    $FUNC
  fi
}

apply_filters_to_function | with_leading_dot

USAGE.md

Get Paths To Files In A Git Repository

Commands

added_in_branch

Files added (not modified or deleted) in our branch.

added_in_git_stage

Files added (not modified or deleted) in git add.

in_git_stage

Files in git add.

src_dirs

Files which are descendants of a "src" Directory.

touched_by_user

Files created or modified at any time in history by the current Git User.

touched_in_branch

Files created or modified in the current branch.

tracked_by_git

Files in the Git Repository.

Filters

See Regular Expressions in the Script Source.

• fixtures
• images
• jest
• js
• js
• json
• md
• package
• recipes
• scss
• shell
• storybook

Usage

./get-paths.sh <command> <filter> <our_branch> <their_branch>