From 054e071787a2d581cb3f7431e19ccda133b5363d Mon Sep 17 00:00:00 2001
From: zvecr <git@zvecr.com>
Date: Mon, 5 Apr 2021 21:01:29 +0100
Subject: [PATCH] Add env subcommand

---
 qmk_cli/subcommands/__init__.py |  1 +
 qmk_cli/subcommands/env.py      | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 qmk_cli/subcommands/env.py

diff --git a/qmk_cli/subcommands/__init__.py b/qmk_cli/subcommands/__init__.py
index 3b50b61..0eaf4ee 100644
--- a/qmk_cli/subcommands/__init__.py
+++ b/qmk_cli/subcommands/__init__.py
@@ -3,4 +3,5 @@
 We list each subcommand here explicitly because all the reliable ways of searching for modules are slow and delay startup.
 """
 from . import clone  # noqa
+from . import env  # noqa
 from . import setup  # noqa
diff --git a/qmk_cli/subcommands/env.py b/qmk_cli/subcommands/env.py
new file mode 100644
index 0000000..e1ab72e
--- /dev/null
+++ b/qmk_cli/subcommands/env.py
@@ -0,0 +1,21 @@
+"""Prints environment information.
+"""
+import os
+
+from milc import cli
+
+
+@cli.argument('var', default=None, nargs='?', help='Optional variable to query')
+@cli.subcommand('Prints environment information.')
+def env(cli):
+    data = {
+        'QMK_HOME' : os.environ.get('QMK_HOME', "")
+    }
+
+    if cli.args.var:
+        # dump out requested arg
+        print(data[cli.args.var])
+    else:
+        # dump out everything
+        for key,val in data.items():
+            print(f'{key}="{val}"')