tf-unused

Find unused variables in terraform module.

Installation

• Download binary for appropriate platform from releases page.
• Put it somewhere in $PATH

Usage

tf-unused <path-to-tf-module>

When no path specified, tf-unused will check current directory instead. If there are unused variables, they will be printed out and process will return non-zero return code. Otherwise nothing will be printed and process will exit with 0.

Examples

% tf-unused tests/fixtures/has_unused/
In tests/fixtures/has_unused/vars.tf:
 * Unused definition legacy_switch_i_forgot_to_remove
 * Unused definition surprisingly_unimportant_variable

In tests/fixtures/has_unused/some.tfvars:
 * Unused value for some_random_variable

% echo $?
1

% tf-unused tests/fixtures/has_no_unused/

% echo $?
0