---
source: cli/tests/help.rs
expression: "String::from_utf8(output.stdout).unwrap()"

---
watchexec 1.16.2
Execute commands when watched files change

USAGE:
    watchexec [FLAGS] [OPTIONS] <command>...

FLAGS:
        --changes-only         Only print path change information. Overridden by --verbose
    -c, --clear                Clear screen before executing command
    -h, --help                 Prints help information
        --no-default-ignore    Skip auto-ignoring of commonly ignored globs
        --no-environment       Do not set WATCHEXEC_*_PATH environment variables for the command
        --no-ignore            Skip auto-loading of ignore files (.gitignore, .ignore, etc.) for filtering
        --no-meta              Ignore metadata changes
    -n, --no-shell             Do not wrap command in a shell. Deprecated: use --shell=none instead.
        --no-vcs-ignore        Skip auto-loading of .gitignore files for filtering
    -p, --postpone             Wait until first change to execute command
    -r, --restart              Restart the process if it's still running. Shorthand for --on-busy-update=restart
    -V, --version              Prints version information
    -v, --verbose              Print debugging messages to stderr
    -W, --watch-when-idle      Deprecated alias for --on-busy-update=do-nothing, which will become the default in 2.0.

OPTIONS:
    -d, --debounce <milliseconds>            Set the timeout between detected change and command execution, defaults to
                                             100ms
    -e, --exts <extensions>                  Comma-separated list of file extensions to watch (e.g. js,css,html)
    -f, --filter <pattern>...                Ignore all modifications except those matching the pattern
    -i, --ignore <pattern>...                Ignore modifications to paths matching the pattern
        --on-busy-update <on-busy-update>    Select the behaviour to use when receiving events while the command is
                                             running. Current default is queue, will change to do-nothing in 2.0.
                                             [possible values: do-nothing, queue, restart, signal]
    -w, --watch <path>...                    Watch a specific file or directory
        --force-poll <interval>              Force polling mode (interval in milliseconds)
        --shell <shell>                      Use a different shell, or `none`. E.g. --shell=bash
    -s, --signal <signal>                    Send signal to process upon changes, e.g. SIGHUP

ARGS:
    <command>...    Command to execute

Use @argfile as first argument to load arguments from the file `argfile` (one argument per line) which will be inserted
in place of the @argfile (further arguments on the CLI will override or add onto those in the file).