error: $./rust.sh in zsh

[chinanf-boy]

$ ./rust.sh linux          
./rust.sh: 2: Syntax error: "(" unexpected

Fix

Add default sh #!/bin/bash to rust.sh

#!/bin/bash
#### Default Current Machine
function current() {
    cargo build --release

    ## check now os.
}
...

[sunhuachuang]

OK, thanks, added the Shebang.