/ .gitignore : macOS, vim, Terraform

- https://www.toptal.com/developers/gitignore/api/macos,vim,terraform

.gitignore

@@ -1,13 +1,52 @@
-#  Local .terraform directories
+### macOS ###
+# General
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+### Vim ###
+# Swap
+[._]*.s[a-v][a-z]
+!*.svg  # comment out if you don't need vector files
+[._]*.sw[a-p]
+[._]s[a-rt-v][a-z]
+[._]ss[a-gi-z]
+[._]sw[a-p]
+
+### Terraform ###
+# Local .terraform directories
 **/.terraform/*
 **/.terragrunt-cache/*
 
 # .tfstate files
 *.tfstate
 *.tfstate.*
 
-# .tfvars files
-# *.tfvars
+# Crash log files
+crash.log
+
+# Ignore any .tfvars files that are generated automatically for each Terraform run. Most
+# .tfvars files are managed as part of configuration and so should be included in
+# version control.
+#
+# example.tfvars
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+# !example_override.tf
 
-# .tfplan files
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*
 *.tfplan