fix: enable yaml frontmatter in bundled configs (#29)

- add `languageOptions.frontmatter = 'yaml'` to the recommended and all flat configs
- align shared type imports and rename `WhiteSpaceReturn` to follow local naming conventions
- broaden Han character detection and simplify node text extraction helpers

Author: NoiseFan

src/index.ts

@@ -32,6 +32,9 @@ export const configs: PluginConfigMap = {
       'md-style': plugin,
     },
     language: 'md-style/gfm',
+    languageOptions: {
+      frontmatter: 'yaml',
+    },
     rules: recommendedRules,
   },
   all: {
@@ -41,6 +44,9 @@ export const configs: PluginConfigMap = {
       'md-style': plugin,
     },
     language: 'md-style/gfm',
+    languageOptions: {
+      frontmatter: 'yaml',
+    },
     rules: allRules,
   },
 }

src/types/inline-element.d.ts

@@ -1,6 +1,6 @@
 import type { Emphasis, Image, InlineCode, Link, Strong } from 'mdast'
 import type { ValueOf } from '@/types/index'
-import type { INLINE_SPACE_MESSAGE_IDS } from '@/types/inline-element'
+import type { INLINE_SPACE_MESSAGE_IDS } from '@/utils/inline-element'
 
 /**
  * The Markdown inline element node types selected by space-around-inline-element.

src/types/space.d.ts

@@ -14,7 +14,7 @@ export interface SpaceContext {
   next?: AdjacentTextContext
 }
 
-export interface whiteSpaceReturn {
+export interface WhiteSpaceReturn {
   count: number
   start: number
   end: number

src/utils/anchor.ts

@@ -49,7 +49,7 @@ export function isStrictAnchor(str: string): boolean {
  * Check whether the string contains CJK Han characters.
  */
 export function hasChinese(str: string): boolean {
-  return /[\u4E00-\u9FA5]/.test(str)
+  return /\p{Script=Han}/u.test(str)
 }
 
 /**

src/utils/ast.ts

@@ -98,13 +98,8 @@ export function getNodeValue(
     return
   if ('value' in node)
     return node.value
-  if (hasChildren(node)) {
-    const value = node.children
-      .map(getNodeValue)
-      .join('')
-
-    return value || undefined
-  }
+  if (hasChildren(node))
+    return node.children.map(getNodeValue).join('')
 }
 
 /**

src/utils/space.ts

@@ -1,7 +1,7 @@
 import type { PhrasingContent } from 'mdast'
 import type { NodeContextReturnType } from '@/types/ast'
 import type { PositionOptions } from '@/types/inline-element'
-import type { SpaceContext, whiteSpaceReturn } from '@/types/space'
+import type { SpaceContext, WhiteSpaceReturn } from '@/types/space'
 import { getAdjacentChar, getNodeValue } from './ast'
 import { hasPunctuation, isFullwidthPunctuation } from './punctuation'
 
@@ -13,7 +13,7 @@ import { hasPunctuation, isFullwidthPunctuation } from './punctuation'
 export function getWhiteSpace(
   str: string | undefined,
   position: PositionOptions = 'head',
-): whiteSpaceReturn {
+): WhiteSpaceReturn {
   const defaultVal = { count: 0, start: 0, end: 0 }
   if (!str || str.length === 0)
     return defaultVal