#!/usr/bin/env sh # Usage: script/changelog [-r ] [-b ] [-h ] # # repo: base string of GitHub repository url. e.g. "user_or_org/repository". Defaults to git remote url. # base: git ref to compare from. e.g. "v1.3.1". Defaults to latest git tag. # head: git ref to compare to. Defaults to "HEAD". # # Generate a changelog preview from pull requests merged between `base` and # `head`. # # https://github.com/jch/release-scripts set -e [ $# -eq 0 ] && set -- --help # parse args repo='jch/html-pipeline' base=$(git tag -l | sort -t. -k 1,1n -k 2,2n -k 3,3n | tail -n 1) head="HEAD" api_url="https://api.github.com" echo "# $repo $base..$head" echo # get merged PR's. Better way is to query the API for these, but this is easier for pr in $(git log --oneline $base..$head | grep "Merge pull request" | awk '{gsub("#",""); print $5}') do # frustrated with trying to pull out the right values, fell back to ruby curl -s "$api_url/repos/$repo/pulls/$pr" | ruby -rjson -e 'pr=JSON.parse(STDIN.read); puts "* #{pr[%q(title)]} [##{pr[%q(number)]}](#{pr[%q(html_url)]}) @#{pr[%q(user)][%q(login)]}"' done