feat(nodejs): Configure when the module is shown (starship#2348)

This makes it possible to configure when the nodejs module is shown
based on the contents of a directory. This should make it possible to
be a lot more granular when configuring the module.

docs/config/README.md

@@ -1789,7 +1789,7 @@ format = 'via [☃️ $state( \($name\))](bold blue) '
 ## NodeJS
 
 The `nodejs` module shows the currently installed version of NodeJS.
-The module will be shown if any of the following conditions are met:
+By default the module will be shown if any of the following conditions are met:
 
 - The current directory contains a `package.json` file
 - The current directory contains a `.node-version` file
@@ -1799,13 +1799,16 @@ The module will be shown if any of the following conditions are met:
 
 ### Options
 
-| Option     | Default                            | Description                                        |
-| ---------- | ---------------------------------- | -------------------------------------------------- |
-| `format`   | `"via [$symbol($version )]($style)"` | The format for the module.                         |
-| `symbol`   | `"⬢ "`                             | A format string representing the symbol of NodeJS. |
-| `style`    | `"bold green"`                     | The style for the module.                          |
-| `disabled` | `false`                            | Disables the `nodejs` module.                      |
-| `not_capable_style` | `bold red` | The style for the module when an engines property in Packages.json does not match the NodeJS version. |
+| Option              | Default                              | Description                                        |
+| ------------------- | ------------------------------------ | -------------------------------------------------- |
+| `format`            | `"via [$symbol($version )]($style)"` | The format for the module.                         |
+| `symbol`            | `"⬢ "`                               | A format string representing the symbol of NodeJS. |
+| `detect_extensions` | `["js", "mjs", "cjs", "ts"]`         | Which extensions should trigger this moudle.       |
+| `detect_files`      | `["package.json", ".node-version"]`  | Which filenames should trigger this module.        |
+| `detect_folders`    | `["node_modules"]`                   | Which folders should trigger this module.          |
+| `style`             | `"bold green"`                       | The style for the module.                          |
+| `disabled`          | `false`                              | Disables the `nodejs` module.                      |
+| `not_capable_style` | `bold red`                           | The style for the module when an engines property in Packages.json does not match the NodeJS version. |
 
 ### Variables
 

src/configs/nodejs.rs

@@ -9,6 +9,9 @@ pub struct NodejsConfig<'a> {
     pub style: &'a str,
     pub disabled: bool,
     pub not_capable_style: &'a str,
+    pub detect_extensions: Vec<&'a str>,
+    pub detect_files: Vec<&'a str>,
+    pub detect_folders: Vec<&'a str>,
 }
 
 impl<'a> RootModuleConfig<'a> for NodejsConfig<'a> {
@@ -19,6 +22,9 @@ impl<'a> RootModuleConfig<'a> for NodejsConfig<'a> {
             style: "bold green",
             disabled: false,
             not_capable_style: "bold red",
+            detect_extensions: vec!["js", "mjs", "cjs", "ts"],
+            detect_files: vec!["package.json", ".node-version"],
+            detect_folders: vec!["node_modules"],
         }
     }
 }

src/modules/nodejs.rs

@@ -13,18 +13,14 @@ use std::ops::Deref;
 use std::path::Path;
 
 /// Creates a module with the current Node.js version
-///
-/// Will display the Node.js version if any of the following criteria are met:
-///     - Current directory contains a `.js`, `.mjs` or `.cjs` file
-///     - Current directory contains a `.ts` file
-///     - Current directory contains a `package.json` or `.node-version` file
-///     - Current directory contains a `node_modules` directory
 pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
+    let mut module = context.new_module("nodejs");
+    let config = NodejsConfig::try_load(module.config);
     let is_js_project = context
         .try_begin_scan()?
-        .set_files(&["package.json", ".node-version"])
-        .set_extensions(&["js", "mjs", "cjs", "ts"])
-        .set_folders(&["node_modules"])
+        .set_files(&config.detect_files)
+        .set_extensions(&config.detect_extensions)
+        .set_folders(&config.detect_folders)
         .is_match();
 
     let is_esy_project = context
@@ -36,8 +32,6 @@ pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
         return None;
     }
 
-    let mut module = context.new_module("nodejs");
-    let config = NodejsConfig::try_load(module.config);
     let nodejs_version = Lazy::new(|| {
         context
             .exec_cmd("node", &["--version"])