feat: Add support for passing args and environment vars to terraform_validate

README.md

@@ -107,15 +107,51 @@ if they are present in `README.md`.
     ```yaml
     hooks:
       - id: terraform_tflint
-        args: ['args=--deep']
+        args: ['--args=--deep']
     ```
 
     In order to pass multiple args, try the following:
     ```yaml
      - id: terraform_tflint
        args:
-          - 'args=--deep'
-          - 'args=--enable-rule=terraform_documented_variables'
+          - '--args=--deep'
+          - '--args=--enable-rule=terraform_documented_variables'
+    ```
+
+## Notes about terraform_validate hooks
+
+1. `terraform_validate` supports custom arguments so you can pass supported no-color or json flags.
+
+    1. Example:
+    ```yaml
+    hooks:
+      - id: terraform_validate
+        args: ['--args=-json']
+    ```
+
+    In order to pass multiple args, try the following:
+    ```yaml
+     - id: terraform_validate
+       args:
+          - '--args=-json'
+          - '--args=-no-color'
+    ```
+1. `terraform_validate` also supports custom environment variables passed to the pre-commit runtime
+
+    1. Example:
+    ```yaml
+    hooks:
+      - id: terraform_validate
+        args: ['--envs=AWS_DEFAULT_REGION="us-west-2"']
+    ```
+
+    In order to pass multiple args, try the following:
+    ```yaml
+     - id: terraform_validate
+       args:
+          - '--envs=AWS_DEFAULT_REGION="us-west-2"'
+          - '--envs=AWS_ACCESS_KEY_ID="anaccesskey"'
+          - '--envs=AWS_SECRET_ACCESS_KEY="asecretkey"'
     ```
 
 ## Notes about terraform_tfsec hooks

terraform_tflint.sh

@@ -6,14 +6,14 @@ main() {
   argv=$(getopt -o a: --long args: -- "$@") || return
   eval "set -- $argv"
 
-  declare args
+  declare -a args
   declare files
 
   for argv; do
     case $argv in
       -a | --args)
         shift
-        args="$1"
+        args+=("$1")
         shift
         ;;
       --)
@@ -40,7 +40,7 @@ tflint_() {
     path_uniq="${path_uniq//__REPLACED__SPACE__/ }"
 
     pushd "$path_uniq" > /dev/null
-    tflint $args
+    tflint ${args[@]}
     popd > /dev/null
   done
 }