namikingsoft

GITHUB_PR_NUMBER=1234

base_branch_sha1() {
  MERGED_BRANCH="pull/${GITHUB_PR_NUMBER}/merge"
  git fetch origin "${MERGED_BRANCH}:${MERGED_BRANCH}" > /dev/null
  git log "${MERGED_BRANCH}" --oneline | head -n1 | sed -e 's/^.* into //'
}

namikingsoft

#!/bin/sh -eu

# ## Post bundle analyzer to github statuses
#
# ### Environment Variables
#
# - `REPORT_JSON_PATH`: By webpack-bundle-analyzer
# - `REPORT_HTML_PATH`: By webpack-bundle-analyzer
# - `GITHUB_TOKEN`: GitHub Access Token
# - `CIRCLE_SHA1`: Defined by CircleCI

namikingsoft

seq 10 | while read; do
  echo "close local variable"
done

# bash
<<(seq 10) while read; do
  echo "open variable"
done

namikingsoft

TIMEOUT_UNIXTIME="$(($(date +%s)+10))"
while [ "$(date +%s)" -lt "$TIMEOUT_UNIXTIME" ]; do
  echo test
done

# bash
$TIMEOUT_SECONDS=$((SECONDS+10))
while [ $SECONDS -lt $TIMEOUT_SECONDS ]; do
  echo test
done

namikingsoft

import { useEffect, useState } from 'react'

type ReturnType = {
  setRef: (elm: Element | null) => void
  done: boolean
}

export const useIntersection = (): ReturnType => {
  const [element, setElement] = useState<Element | null>(null)
  const [done, setDone] = useState(false)