From aa412e2d817c85777e9ffefbfa57e2944ea3a53a Mon Sep 17 00:00:00 2001
From: fiadone <hello@fiad.one>
Date: Mon, 3 Jan 2022 19:00:29 +0100
Subject: [PATCH] feat: configuration file support

---
 README.md    |  9 ++++++---
 index.js     | 11 +++++++++--
 package.json |  7 +------
 tasks.js     | 15 +++++++++++++++
 4 files changed, 31 insertions(+), 11 deletions(-)

diff --git a/README.md b/README.md
index d1a1899..e5bd215 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,9 @@ export default {
 ```
 
 ### Options
-An options object can also be passed as argument with the properties listed here below.
+The plugin can be configured both via the *twig.config.js* file from the project root or by passing a configuration object directly as argument to the function above (in this last case, the configuration file will be ignored).
+
+Here below the list of the supported options.
 
 #### `filters`
 __type__ `{ [key: string]: (...args: any[]) => any }`
@@ -33,7 +35,6 @@ __default__ `{}`
 
 A collection of custom filters to extend *Twig*. Look at [*twig.js* documentation](https://github.com/twigjs/twig.js/wiki/Extending-twig.js) to learn more.
 
-
 #### `functions`
 __type__ `{ [key: string]: (...args: any[]) => any }`
 
@@ -73,4 +74,6 @@ More in details, a *html* file should look like this:
 </script>
 ```
 
-where `template` is the path of the *twig* template to be rendered (relative to the *cwd*), and `data` is the local context for that page (eventually merged with the *globals* provided via plugin options).
\ No newline at end of file
+where `template` is the path of the *twig* template to be rendered (relative to the *cwd*), and `data` is the local context for that page (eventually merged with the *globals* provided via plugin options).
+
+> ℹ️ The *script* tag is not mandatory, since a plain text representation of the *json* will be correctly parsed too. However, it is recommended for readability and syntax highlighting purposes.
\ No newline at end of file
diff --git a/index.js b/index.js
index ec43324..ab1cdc2 100644
--- a/index.js
+++ b/index.js
@@ -1,12 +1,19 @@
 // @ts-check
 const { extname } = require('path')
-const { configureTwig, parseHTML, renderTemplate } = require('./tasks')
+const { retrieveOptions, configureTwig, parseHTML, renderTemplate } = require('./tasks')
 
 /**
  * @param {import('.').Options} options
  * @returns {import('vite').Plugin}
  */
-function viteTwigPlugin({ filters = {}, functions = {}, globals = {}, settings = {} } = {}) {
+function viteTwigPlugin(options) {
+
+  const {
+    filters = {},
+    functions = {},
+    globals = {},
+    settings = {}
+  } = options || retrieveOptions()
 
   configureTwig({ filters, functions })
 
diff --git a/package.json b/package.json
index f28ee3d..8d7e9c0 100644
--- a/package.json
+++ b/package.json
@@ -1,17 +1,12 @@
 {
   "name": "vite-plugin-twig",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "license": "MIT",
   "keywords": [
     "vite-plugin",
     "twig"
   ],
   "author": "Andrea \"Fiad\" Fiadone",
-  "files": [
-    "index.js",
-    "index.d.ts",
-    "tasks.js"
-  ],
   "main": "index.js",
   "types": "index.d.ts",
   "repository": {
diff --git a/tasks.js b/tasks.js
index 3fd1ac5..6df7057 100644
--- a/tasks.js
+++ b/tasks.js
@@ -2,6 +2,20 @@ const process = require('process')
 const path = require('path')
 const Twig = require('twig')
 
+/**
+ * Retrieves options from the configuration file
+ * @returns {object}
+ */
+ function retrieveOptions() {
+  try {
+    const config = path.resolve(process.cwd(), 'twig.config.js')
+    return require(config)
+  } catch (err) {
+    return {}
+  }
+}
+
+
 /**
  * It handles Twig configuration and extension
  * @param {object} extensions
@@ -47,6 +61,7 @@ function renderTemplate(template, context, settings) {
   })
 }
 
+module.exports.retrieveOptions = retrieveOptions
 module.exports.configureTwig = configureTwig
 module.exports.parseHTML = parseHTML
 module.exports.renderTemplate = renderTemplate
\ No newline at end of file