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Page: SC1060
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2 SC1060
Joachim Ansorg edited this page 2022-10-31 15:10:13 +01:00
Table of Contents

Can't have empty do clauses (use true as a no-op)

Problematic code:

for i in 1 2 3; do
done

Correct code:

for i in 1 2 3; do
  true
done

Rationale:

An empty do ... done block is not valid. Use true or : if you need no command at all.

Exceptions:

None.

Related resources:

  • Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc!

ShellCheck

Each individual ShellCheck warning has its own wiki page like SC1000. Use GitHub Wiki's "Pages" feature above to find a specific one, or see Checks.