Tool for "re-wiring" environment variables.
- Supports
.json
format - Supports
.env
format
npm install --global enwire
or use enwire
without installation:
npx enwire
npx enwire --no-process -r HOME
cat package.json | npx enwire --pick name --no-process
cat .env | npx enwire --pick foo --no-process
dotenv
-like Usage
Create a .env
file with your env vars.
FOO=bar
Run your app with your env vars.
cat .env | enwire node app.js
Print all env vars.
enwire
Print selected env vars.
enwire --no-process --rewire HOME
# {"HOME": "..."}
Export in env var format.
enwire --no-process --rewire HOME --format env
# HOME="..."
Rewire env vars.
enwire --no-process --rewire HOME:TROLOLO
# {"TROLOLO": "..."}
Pass string as an env var.
echo Hello | enwire --raw --no-process
# {"ENWIRE": "Hello"}
Set custom name for string variable.
echo Hello | enwire --raw --no-process --name HELLO
# {"HELLO": "Hello"}
Populate env vars from JSON.
echo '{"db": "Test"}' | enwire --no-process
# {"db": "Test"}
Rewire JSON env vars.
echo '{"db": "Test"}' | enwire --no-process --rewire db:PGDATABASE --delete db
# {"PGDATABASE": "Test"}
Print project name.
cat package.json | enwire --no-process --pick name
# {"name": "enwire"}
Rewire nested keys from JSON.
cat package.json | enwire --no-process --no-merge --rewire scripts.test:TEST_CMD
# {"TEST_CMD": "./test.sh"}
Pass project name to printenv NAME
script.
cat package.json | enwire --rewire name:NAME -- printenv NAME
# enwire
Pass env vars to yarn deploy
script.
enwire --rewire AWS_PROFILE_PROD:AWS_PROFILE -- yarn deploy
Rewire environment variables.
db=Test enwire --rewire db:PGDATABASE -- printenv PGDATABASE
# Test
Evaluate arguments as JavaScript template strings.
HELLO=Hello enwire --eval -- echo "\${HELLO}, \${USER + '\!'}"
# Hello, user!
Prompt user to enter env var in console.
enwire --prompt TEST -- printenv TEST
--delete
,-d
โ environment variable to delete.--eval
,-e
โ evaluate CLI argumens as JS template strings.--import
,-i
โ import and merge extra.json
and.env
files into process env--prompt
,-p
โ prompt user to input variable in console if not set.--rewire
,-r
โ from-to mapping of environment variable, e.g.--rewire db:PGDATABASE
.--delete-rewired
โ if specified, rewired environment variables will be deleted.--format
โ by default exports in JSON format,--format=env
can be set to export in env var format.--no-process
โ if specified, process environment variables will not be included.--no-stdin
โ don't merge STDIN into output.--pick
โ specifies which keys to pick from JSON object provided through STDIN.--help
,-h
โ show usage info.--version
,-v
โ showenwire
version.