diff --git a/lib/rule-options-list.ts b/lib/rule-options-list.ts
index bab4e121..eee4acfb 100644
--- a/lib/rule-options-list.ts
+++ b/lib/rule-options-list.ts
@@ -45,6 +45,17 @@ const COLUMN_TYPE_DEFAULT_PRESENCE_AND_ORDERING: {
[COLUMN_TYPE.DEPRECATED]: true,
};
+/**
+ * Output could look like:
+ * - `[]`
+ * - [`hello world`, `1`, `2`, `true`]
+ */
+function arrayToString(arr: readonly unknown[]): string {
+ return `${arr.length === 0 ? '`' : ''}[${arr.length > 0 ? '`' : ''}${arr.join(
+ '`, `'
+ )}${arr.length > 0 ? '`' : ''}]${arr.length === 0 ? '`' : ''}`;
+}
+
function ruleOptionToColumnValues(ruleOption: RuleOption): {
[key in COLUMN_TYPE]: string | undefined;
} {
@@ -55,6 +66,8 @@ function ruleOptionToColumnValues(ruleOption: RuleOption): {
[COLUMN_TYPE.DEFAULT]:
ruleOption.default === undefined
? undefined
+ : Array.isArray(ruleOption.default)
+ ? arrayToString(ruleOption.default)
: `\`${String(ruleOption.default)}\``,
[COLUMN_TYPE.DEPRECATED]: ruleOption.deprecated ? 'Yes' : undefined,
[COLUMN_TYPE.DESCRIPTION]: ruleOption.description,
diff --git a/test/lib/generate/__snapshots__/rule-options-list-test.ts.snap b/test/lib/generate/__snapshots__/rule-options-list-test.ts.snap
index 146e9793..f7d01655 100644
--- a/test/lib/generate/__snapshots__/rule-options-list-test.ts.snap
+++ b/test/lib/generate/__snapshots__/rule-options-list-test.ts.snap
@@ -7,17 +7,19 @@ exports[`generate (rule options list) basic generates the documentation 1`] = `
## Options
<!-- begin auto-generated rule options list -->
-| Name | Description | Type | Choices | Default | Required | Deprecated |
-| :------------------------- | :---------------------------- | :------------------ | :---------------- | :------- | :------- | :--------- |
-| \`arr1\` | | Array | | | | |
-| \`arrWithArrType\` | | String, Boolean | | | | |
-| \`arrWithArrTypeSingleItem\` | | String | | | | |
-| \`arrWithItemsArrayType\` | | (String, Boolean)[] | | | | |
-| \`arrWithItemsType\` | | String[] | | | | |
-| \`bar\` | Choose how to use the rule. | String | \`always\`, \`never\` | \`always\` | Yes | |
-| \`baz\` | | | | \`true\` | Yes | |
-| \`biz\` | | | | | | |
-| \`foo\` | Enable some kind of behavior. | Boolean | | \`false\` | | Yes |
+| Name | Description | Type | Choices | Default | Required | Deprecated |
+| :------------------------- | :---------------------------- | :------------------ | :---------------- | :------------------------------------- | :------- | :--------- |
+| \`arr1\` | | Array | | | | |
+| \`arrWithArrType\` | | String, Boolean | | | | |
+| \`arrWithArrTypeSingleItem\` | | String | | | | |
+| \`arrWithDefault\` | | Array | | [\`hello world\`, \`1\`, \`2\`, \`3\`, \`true\`] | | |
+| \`arrWithDefaultEmpty\` | | Array | | \`[]\` | | |
+| \`arrWithItemsArrayType\` | | (String, Boolean)[] | | | | |
+| \`arrWithItemsType\` | | String[] | | | | |
+| \`bar\` | Choose how to use the rule. | String | \`always\`, \`never\` | \`always\` | Yes | |
+| \`baz\` | | | | \`true\` | Yes | |
+| \`biz\` | | | | | | |
+| \`foo\` | Enable some kind of behavior. | Boolean | | \`false\` | | Yes |
<!-- end auto-generated rule options list -->"
`;
diff --git a/test/lib/generate/rule-options-list-test.ts b/test/lib/generate/rule-options-list-test.ts
index 1e813a4f..9fdbc333 100644
--- a/test/lib/generate/rule-options-list-test.ts
+++ b/test/lib/generate/rule-options-list-test.ts
@@ -66,6 +66,14 @@ describe('generate (rule options list)', function () {
type: ["string", "boolean"]
}
},
+ arrWithDefaultEmpty: {
+ type: "array",
+ default: [],
+ },
+ arrWithDefault: {
+ type: "array",
+ default: ['hello world', 1, 2, 3, true],
+ },
},
required: ["bar"],
additionalProperties: false