环境

% sw_vers
ProductName:	macOS
ProductVersion:	12.6
BuildVersion:	21G115
% 
% brew -v
Homebrew 3.6.6
Homebrew/homebrew-core (git revision c6c9e681ea6; last commit 2022-10-19)

安装

1. 安装 tfenv

% brew install tfenv
...
（インストールログは省略）
...
% 
% tfenv --version
tfenv 3.0.0

※tfenv是用于管理Terraform版本的管理器。

2. 安装Terraform

% tfenv list-remote
1.3.2
1.3.1
（中略）
0.1.1
0.1.0
% 
% tfenv install 1.2.0
...
（インストールログは省略）
...
% 
% tfenv use 1.2.0
Switching default version to v1.2.0
Default version (when not overridden by .terraform-version or TFENV_TERRAFORM_VERSION) is now: 1.2.0
% 
% tfenv list     
* 1.2.0 (set by /opt/homebrew/Cellar/tfenv/3.0.0/version)
% 
% terraform --version
Terraform v1.2.0
on darwin_arm64

Your version of Terraform is out of date! The latest version
is 1.3.2. You can update by downloading from https://www.terraform.io/downloads.html