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# execute command and assign value
# INPUT
[1,2,3]
# SCRIPT
set(tonumber(exec(string.format("echo $((%d * 2))", VALUE)).output))
# EXPECT
[2,4,6]
---
# execute with pipes
# INPUT
[1,2,3]
# SCRIPT
set(tonumber(exec(string.format("echo '%d * 2' | bc", VALUE)).output))
# EXPECT
[2,4,6]
---
# execute and inspect the exit status code
# INPUT
["ls", "ls this_folder_does_not_exist"]
# SCRIPT
set(exec(VALUE).status == 0)
# EXPECT
[true,false]