Is there a way to have a Swift script use multiple files

Question

I am trying to write a script with Swift (not an Xcode project). To be clear, the first line of my file is

 #!/usr/bin/swift

And I am just

Answer 1

My current solution is a simple shell script that concatenates all the files into one and executes the concatenated file:

TMPFILE=`mktemp /tmp/Project.swift.XXXXXX` || exit 1
trap "rm -f $TMPFILE" EXIT 
cat *.swift > $TMPFILE
swift $TMPFILE

Answer 2

There's a better way!

#!/usr/bin/swift -frontend -interpret -enable-source-import -I.

import other_file  // this imports other_file.swift in the same folder

funcFromOtherFile()

if you want to import files from ExampleFolder it would be like:

#!/usr/bin/swift -frontend -interpret -enable-source-import -I./ExampleFolder

import other_file  // this imports ./ExampleFolder/other_file.swift

funcFromOtherFile()

Answer 3

I use a variant of Marián's solution:

cat A.swift B.swift main.swift | swift -