feat: add version as a setting (mysticatea#70)

* feat: add version as a setting

* test: check settings

* docs

* docs: mention shareable configs

* style: lintfix

docs/rules/no-unsupported-features/es-builtins.md

@@ -19,10 +19,16 @@ See also [TC39 finished proposals](https://github.com/tc39/proposals/blob/master
 
 ### Configured Node.js version range
 
-This rule reads the [engines] field of `package.json` to detect which Node.js versions your module is supporting.
+This rule gets the supported Node.js version range from the following, falling back to the next if unspecified:
 
-I recommend the use of the [engines] field because it's the official way that indicates which Node.js versions your module is supporting.
-For example of `package.json`:
+1. Rule configuration `version`
+2. ESLint [shared setting](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings) `node.version`
+3. `package.json` [`engines`] field
+4. `>=8.0.0`
+
+The default version is `8.0.0` because it's the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+
+For Node.js packages, using the [`engines`] field is recommended because it's the official way to indicate support:
 
 ```json
 {
@@ -34,7 +40,7 @@ For example of `package.json`:
 }
 ```
 
-If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured Node.js version since `8` is the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+For [Shareable Configs](https://eslint.org/docs/latest/developer-guide/shareable-configs) or packages with a different development environment (e.g. pre-compiled, web package, etc.), you can configure ESLint with `settings.node.version` to specify support.
 
 ### Options
 
@@ -49,7 +55,7 @@ If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured N
 
 #### version
 
-As mentioned above, this rule reads the [engines] field of `package.json`.
+As mentioned above, this rule reads the [`engines`] field of `package.json`.
 But, you can overwrite the version by `version` option.
 
 The `version` option accepts [the valid version range of `node-semver`](https://github.com/npm/node-semver#range-grammar).
@@ -140,6 +146,30 @@ The `"ignores"` option accepts an array of the following strings.
 
 </details>
 
+### Shared Settings
+
+The following options can be set by [shared settings](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings).
+Several rules have the same option, but we can set this option at once.
+
+- `version`
+
+For Example:
+
+```json
+{
+    "settings": {
+        "node": {
+            "version": ">=8.0.0",
+        }
+    },
+    "rules": {
+        "n/no-unsupported-features/es-builtins": ["error", {
+            "ignores": []
+        }]
+    }
+}
+```
+
 ### Known limitations
 
 This rule cannot find non-static things.
@@ -150,7 +180,7 @@ For example:
 - New `options` properties of function parameters.
 - New events.
 
-[engines]: https://docs.npmjs.com/files/package.json#engines
+[`engines`]: https://docs.npmjs.com/files/package.json#engines
 
 ## 🔎 Implementation
 

docs/rules/no-unsupported-features/es-syntax.md

@@ -22,10 +22,16 @@ For example, set `2020` to `parserOptions.ecmaVersion`.
 
 ### Configured Node.js version range
 
-This rule reads the [engines] field of `package.json` to detect which Node.js versions your module is supporting.
+This rule gets the supported Node.js version range from the following, falling back to the next if unspecified:
 
-I recommend the use of the [engines] field because it's the official way that indicates which Node.js versions your module is supporting.
-For example of `package.json`:
+1. Rule configuration `version`
+2. ESLint [shared setting](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings) `node.version`
+3. `package.json` [`engines`] field
+4. `>=8.0.0`
+
+The default version is `8.0.0` because it's the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+
+For Node.js packages, using the [`engines`] field is recommended because it's the official way to indicate support:
 
 ```json
 {
@@ -37,7 +43,7 @@ For example of `package.json`:
 }
 ```
 
-If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured Node.js version since `8` is the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+For [Shareable Configs](https://eslint.org/docs/latest/developer-guide/shareable-configs) or packages with a different development environment (e.g. pre-compiled, web package, etc.), you can configure ESLint with `settings.node.version` to specify support.
 
 ### Options
 
@@ -52,7 +58,7 @@ If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured N
 
 #### version
 
-As mentioned above, this rule reads the [engines] field of `package.json`.
+As mentioned above, this rule reads the [`engines`] field of `package.json`.
 But, you can overwrite the version by `version` option.
 
 The `version` option accepts [the valid version range of `node-semver`](https://github.com/npm/node-semver#range-grammar).
@@ -123,7 +129,31 @@ The `"ignores"` option accepts an array of the following strings.
 
 </details>
 
-[engines]: https://docs.npmjs.com/files/package.json#engines
+[`engines`]: https://docs.npmjs.com/files/package.json#engines
+
+### Shared Settings
+
+The following options can be set by [shared settings](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings).
+Several rules have the same option, but we can set this option at once.
+
+- `version`
+
+For Example:
+
+```json
+{
+    "settings": {
+        "node": {
+            "version": ">=8.0.0",
+        }
+    },
+    "rules": {
+        "n/no-unsupported-features/es-syntax": ["error", {
+            "ignores": []
+        }]
+    }
+}
+```
 
 ## 🔎 Implementation
 

docs/rules/no-unsupported-features/node-builtins.md

@@ -16,10 +16,16 @@ This rule reports APIs of Node.js built-in APIs on the basis of [Node.js v13.2.0
 
 ### Configured Node.js version range
 
-This rule reads the [engines] field of `package.json` to detect which Node.js versions your module is supporting.
+This rule gets the supported Node.js version range from the following, falling back to the next if unspecified:
 
-I recommend the use of the [engines] field because it's the official way that indicates which Node.js versions your module is supporting.
-For example of `package.json`:
+1. Rule configuration `version`
+2. ESLint [shared setting](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings) `node.version`
+3. `package.json` [`engines`] field
+4. `>=8.0.0`
+
+The default version is `8.0.0` because it's the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+
+For Node.js packages, using the [`engines`] field is recommended because it's the official way to indicate support:
 
 ```json
 {
@@ -31,7 +37,7 @@ For example of `package.json`:
 }
 ```
 
-If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured Node.js version since `8` is the minimum version the community is maintaining (see also [Node.js Release Working Group](https://github.com/nodejs/Release#readme)).
+For [Shareable Configs](https://eslint.org/docs/latest/developer-guide/shareable-configs) or packages with a different development environment (e.g. pre-compiled, web package, etc.), you can configure ESLint with `settings.node.version` to specify support.
 
 ### Options
 
@@ -46,7 +52,7 @@ If you omit the [engines] field, this rule chooses `>=8.0.0` as the configured N
 
 #### version
 
-As mentioned above, this rule reads the [engines] field of `package.json`.
+As mentioned above, this rule reads the [`engines`] field of `package.json`.
 But, you can overwrite the version by `version` option.
 
 The `version` option accepts [the valid version range of `node-semver`](https://github.com/npm/node-semver#range-grammar).
@@ -324,6 +330,30 @@ The `"ignores"` option accepts an array of the following strings.
 
 </details>
 
+### Shared Settings
+
+The following options can be set by [shared settings](http://eslint.org/docs/user-guide/configuring.html#adding-shared-settings).
+Several rules have the same option, but we can set this option at once.
+
+- `version`
+
+For Example:
+
+```json
+{
+    "settings": {
+        "node": {
+            "version": ">=8.0.0",
+        }
+    },
+    "rules": {
+        "n/no-unsupported-features/node-builtins": ["error", {
+            "ignores": []
+        }]
+    }
+}
+```
+
 ### Known limitations
 
 This rule cannot find non-static things.
@@ -334,7 +364,7 @@ For example:
 - New `options` properties of function parameters.
 - New events.
 
-[engines]: https://docs.npmjs.com/files/package.json#engines
+[`engines`]: https://docs.npmjs.com/files/package.json#engines
 
 ## 🔎 Implementation
 

lib/rules/no-deprecated-api.js

@@ -671,8 +671,7 @@ function toName(type, path) {
  */
 function parseOptions(context) {
     const raw = context.options[0] || {}
-    const filePath = context.getFilename()
-    const version = getConfiguredNodeVersion(raw.version, filePath)
+    const version = getConfiguredNodeVersion(context)
     const ignoredModuleItems = new Set(raw.ignoreModuleItems || [])
     const ignoredGlobalItems = new Set(raw.ignoreGlobalItems || [])
 
@@ -693,9 +692,7 @@ module.exports = {
             {
                 type: "object",
                 properties: {
-                    version: {
-                        type: "string",
-                    },
+                    version: getConfiguredNodeVersion.schema,
                     ignoreModuleItems: {
                         type: "array",
                         items: {
@@ -720,8 +717,9 @@ module.exports = {
             },
         ],
         messages: {
-            "deprecated": "{{name}} was deprecated since v{{version}}{{replace}}."
-        }
+            deprecated:
+                "{{name}} was deprecated since v{{version}}{{replace}}.",
+        },
     },
     create(context) {
         const { ignoredModuleItems, ignoredGlobalItems, version } =

lib/rules/no-unsupported-features/es-builtins.js

@@ -10,6 +10,7 @@ const {
     messages,
 } = require("../../util/check-unsupported-builtins")
 const enumeratePropertyNames = require("../../util/enumerate-property-names")
+const getConfiguredNodeVersion = require("../../util/get-configured-node-version")
 
 const trackMap = {
     globals: {
@@ -152,9 +153,7 @@ module.exports = {
             {
                 type: "object",
                 properties: {
-                    version: {
-                        type: "string",
-                    },
+                    version: getConfiguredNodeVersion.schema,
                     ignores: {
                         type: "array",
                         items: {

lib/rules/no-unsupported-features/es-syntax.js

@@ -412,8 +412,7 @@ const keywords = Object.keys(features)
  */
 function parseOptions(context) {
     const raw = context.options[0] || {}
-    const filePath = context.getFilename()
-    const version = getConfiguredNodeVersion(raw.version, filePath)
+    const version = getConfiguredNodeVersion(context)
     const ignores = new Set(raw.ignores || [])
 
     return Object.freeze({ version, ignores })
@@ -534,9 +533,7 @@ module.exports = {
             {
                 type: "object",
                 properties: {
-                    version: {
-                        type: "string",
-                    },
+                    version: getConfiguredNodeVersion.schema,
                     ignores: {
                         type: "array",
                         items: {

lib/rules/no-unsupported-features/node-builtins.js

@@ -10,6 +10,7 @@ const {
     messages,
 } = require("../../util/check-unsupported-builtins")
 const enumeratePropertyNames = require("../../util/enumerate-property-names")
+const getConfiguredNodeVersion = require("../../util/get-configured-node-version")
 
 const trackMap = {
     globals: {
@@ -263,7 +264,7 @@ const trackMap = {
                 },
             },
             release: { [READ]: { supported: "3.0.0" } },
-            report: { [READ]: { supported: "14.0.0", experimental: "11.8.0"} },
+            report: { [READ]: { supported: "14.0.0", experimental: "11.8.0" } },
             resourceUsage: { [READ]: { supported: "12.6.0" } },
             setegid: { [READ]: { supported: "2.0.0" } },
             seteuid: { [READ]: { supported: "2.0.0" } },
@@ -384,9 +385,7 @@ module.exports = {
             {
                 type: "object",
                 properties: {
-                    version: {
-                        type: "string",
-                    },
+                    version: getConfiguredNodeVersion.schema,
                     ignores: {
                         type: "array",
                         items: {

lib/util/check-unsupported-builtins.js

@@ -23,8 +23,7 @@ const getSemverRange = require("./get-semver-range")
  */
 function parseOptions(context) {
     const raw = context.options[0] || {}
-    const filePath = context.getFilename()
-    const version = getConfiguredNodeVersion(raw.version, filePath)
+    const version = getConfiguredNodeVersion(context)
     const ignores = new Set(raw.ignores || [])
 
     return Object.freeze({ version, ignores })

lib/util/get-configured-node-version.js

@@ -8,6 +8,19 @@ const { Range } = require("semver") //eslint-disable-line no-unused-vars
 const getPackageJson = require("./get-package-json")
 const getSemverRange = require("./get-semver-range")
 
+/**
+ * Gets `version` property from a given option object.
+ *
+ * @param {object|undefined} option - An option object to get.
+ * @returns {string[]|null} The `allowModules` value, or `null`.
+ */
+function get(option) {
+    if (option && option.version) {
+        return option.version
+    }
+    return null
+}
+
 /**
  * Get the `engines.node` field of package.json.
  * @param {string} filename The path to the current linting file.
@@ -30,10 +43,19 @@ function getEnginesNode(filename) {
  * This will be used to look package.json up if `version` is not a valid version range.
  * @returns {Range} The configured version range.
  */
-module.exports = function getConfiguredNodeVersion(version, filename) {
+module.exports = function getConfiguredNodeVersion(context) {
+    const version =
+        get(context.options && context.options[0]) ||
+        get(context.settings && (context.settings.n || context.settings.node))
+    const filePath = context.getFilename()
+
     return (
         getSemverRange(version) ||
-        getEnginesNode(filename) ||
+        getEnginesNode(filePath) ||
         getSemverRange(">=8.0.0")
     )
 }
+
+module.exports.schema = {
+    type: "string",
+}