Extend the the sqlfluff feature to support the injection on sqlfluff plugins (#551)

Co-authored-by: ovirs <[email protected]>

Author: ovirs

src/sqlfluff/README.md

@@ -16,5 +16,5 @@ Fluff is an extensible and modular linter designed to help you write good SQL an
 | Options Id | Description | Type | Default Value |
 |-----|-----|-----|-----|
 | version | Select the version to install. | string | latest |
-
+| plugins | A space delimitered list of sqlfluff plugins (will be injected into the sqlfluff pipx env). See proposals for examples. | string | - |
 

src/sqlfluff/devcontainer-feature.json

@@ -12,10 +12,19 @@
                 "latest"
             ],
             "type": "string"
+        },
+        "plugins": {
+            "default": "",
+            "description": "A space delimitered list of sqlfluff plugins (will be injected into the sqlfluff pipx env). See proposals for examples.",
+            "proposals": [
+                "sqlfluff-templater-dbt==2.3.5",
+                "sqlfluff-templater-dbt sqlfluff-plugin-sparksql-upgrade"
+            ],
+            "type": "string"
         }
     },
     "installsAfter": [
         "ghcr.io/devcontainers-contrib/features/pipx-package",
         "ghcr.io/devcontainers/features/python"
     ]
-}
+}

src/sqlfluff/install.sh

@@ -5,8 +5,8 @@ set -e
 
 # nanolayer is a cli utility which keeps container layers as small as possible
 # source code: https://github.com/devcontainers-contrib/nanolayer
-# `ensure_nanolayer` is a bash function that will find any existing nanolayer installations, 
-# and if missing - will download a temporary copy that automatically get deleted at the end 
+# `ensure_nanolayer` is a bash function that will find any existing nanolayer installations,
+# and if missing - will download a temporary copy that automatically get deleted at the end
 # of the script
 ensure_nanolayer nanolayer_location "v0.5.0"
 
@@ -15,8 +15,8 @@ $nanolayer_location \
     install \
     devcontainer-feature \
     "ghcr.io/devcontainers-contrib/features/pipx-package:1.1.7" \
-    --option package='sqlfluff' --option version="$VERSION"
-    
+    --option package='sqlfluff' --option version="$VERSION" --option injections="$PLUGINS"
+
 
 
 echo 'Done!'