entr Command Examples
Run arbitrary commands when files change. More information: https://eradman.com/entrproject/.
- Rebuild with
make
if any file in any subdirectory changes:
{{ag -l}} | entr {{make}}
- Rebuild and test with
make
if any.c
source files in the current directory change:
{{ls *.c}} | entr {{'make && make test'}}
- Send a
SIGTERM
to any previously spawned ruby subprocesses before executingruby main.rb
:
{{ls *.rb}} | entr -r {{ruby main.rb}}
- Run a command with the changed file (
/_
) as an argument:
{{ls *.sql}} | entr {{psql -f}} /_
- [c]lear the screen and run a query after the SQL script is updated:
{{echo my.sql}} | entr -cp {{psql -f}} /_
- Rebuild the project if source files change, limiting output to the first few lines:
{{find src/}} | entr -s {{'make | sed 10q'}}
- Launch and auto-[r]eload a Node.js server:
{{ls *.js}} | entr -r {{node app.js}}