run-pr

#!/bin/bash

# based on https://github.com/alpinelinux/aports/blob/master/.travis/build-pkgs

set -eu

# include common script
. "$(dirname "$0")"/common.sh

# functions
changed_docs() {
    local commit_ish="$1"

    git diff-tree -r --name-only --diff-filter=ACMR "$commit_ish" -- '*.md' | xargs
}

# determine commit range
commit_range="$(echo "${TRAVIS_COMMIT_RANGE:-}" | sed -E 's/\.{3}/../')"
if ! git rev-parse "$commit_range" >/dev/null 2>&1; then
	commit_range="$(git rev-parse HEAD^1)..HEAD"
fi

# begin
failed_mds=''
successful_mds=''

title "Verifying documentation changed between $commit_range\n"

echo 'Diffstat:'
git --no-pager diff --color --stat "$commit_range"

for entry in $(changed_docs "$commit_range"); do
    entry_name=$(basename "$entry")

    fold_start "$entry_name" "Verifying $entry"

    if node "$BUILDER_ROOT/verify-one.js" "$entry"; then
        successful_mds="$successful_mds $entry"
    else
        failed_mds="$failed_mds $entry"
    fi

    fold_end "$entry_name"
done

printf '\n----\n'
if [ -n "$successful_mds" ]; then
	print -s1 -c2 "Successfully verified docs:$successful_mds\n"
fi
if [ -n "$failed_mds" ]; then
	die "Failed to build docs:$failed_mds"

elif [ -z "$successful_mds" ]; then
	print -s1 -c3 'No docs found to be built.'
fi