.shellcheckrc

# Customize the bash linter (https://github.com/koalaman/shellcheck)
# We remove some common errors that don't need warnings, and enable other
# optional patterns that should be enforced.

# Allow opening any 'source'd file, even if not specified as input
external-sources=true

# Turn on warnings for unquoted variables with safe values
enable=quote-safe-variables

# Turn on warnings for unassigned uppercase variables
enable=check-unassigned-uppercase

# Allow [ ! -z foo ] instead of suggesting -n
disable=SC2236

# Don't warn about masked return values in `export foo=$(exit 1)`
disable=SC2155

# Don't warn about using $? to check return values
disable=SC2181

# Don't warn about $/${} is unnecessary on arithmetic variables
disable=SC2004