chore: update package versions and improve code handling for language variants

Author: Simon-He95

package.json

@@ -76,7 +76,7 @@
     "katex": ">=0.16.22",
     "mermaid": ">=11",
     "shiki": "^3.13.0",
-    "stream-markdown": ">=0.0.5",
+    "stream-markdown": ">=0.0.6",
     "stream-monaco": ">=0.0.2",
     "vue": ">=3.0.0",
     "vue-i18n": ">=9"
@@ -103,7 +103,7 @@
   },
   "dependencies": {
     "@floating-ui/dom": "^1.7.4",
-    "stream-markdown-parser": "^0.0.9"
+    "stream-markdown-parser": "^0.0.10"
   },
   "devDependencies": {
     "@antfu/eslint-config": "^5.4.1",

packages/markdown-parser/package.json

@@ -1,7 +1,7 @@
 {
   "name": "stream-markdown-parser",
   "type": "module",
-  "version": "0.0.9",
+  "version": "0.0.10",
   "packageManager": "pnpm@10.20.0",
   "description": "Pure markdown parser and renderer utilities with streaming support - framework agnostic",
   "author": "Simon He",

packages/markdown-parser/src/plugins/fixLinkTokens.ts

@@ -83,6 +83,8 @@ function fixLinkTokens2(tokens: MarkdownToken[]): MarkdownToken[] {
     return tokens
   let length = tokens.length
   let last = tokens[length - 1]
+  if (!last)
+    return tokens
   if (last.type !== 'link_close') {
     length--
     last = tokens[length - 1]
@@ -130,6 +132,9 @@ function fixLinkToken3(tokens: MarkdownToken[]): MarkdownToken[] {
   const last = tokens[tokens.length - 1]
   const preLast = tokens[tokens.length - 2]
   const fixedTokens = [...tokens]
+  if (!last)
+    return tokens
+
   if (last.type !== 'text' || !(last as unknown as { content?: string }).content?.startsWith(')')) {
     return tokens
   }
@@ -160,11 +165,11 @@ function fixLinkToken4(tokens: MarkdownToken[]): MarkdownToken[] {
   const fixedTokens = [...tokens]
   for (let i = tokens.length - 1; i >= 3; i--) {
     const token = tokens[i]
-    if (token.type === 'link_close') {
+    if (token && token.type === 'link_close') {
       if (tokens[i - 3]?.content?.endsWith('(')) {
         const nextToken = tokens[i + 1]
-        if (nextToken?.type === 'text') {
-          if (tokens[i - 1].type === 'text' && tokens[i - 3].type === 'text') {
+        if (nextToken && nextToken?.type === 'text') {
+          if (tokens[i - 1].type === 'text' && tokens[i - 3]?.type === 'text') {
             const nextTokenContent = String((nextToken as unknown as { content?: string }).content ?? '')
             const a = tokensAny[i - 3] as unknown as { content?: string }
             const b = tokensAny[i - 1] as unknown as { content?: string }
@@ -178,7 +183,7 @@ function fixLinkToken4(tokens: MarkdownToken[]): MarkdownToken[] {
           }
         }
         else {
-          if (tokens[i - 1].type === 'text' && tokens[i - 3].type === 'text') {
+          if (tokens[i - 1].type === 'text' && tokens[i - 3]?.type === 'text') {
             const a = tokensAny[i - 3] as unknown as { content?: string }
             const b = tokensAny[i - 1] as unknown as { content?: string }
             const content = String(a.content ?? '') + String(b.content ?? '')

playground/package.json

@@ -15,7 +15,7 @@
     "@tailwindcss/typography": "^0.5.19",
     "@vueuse/core": "^13.9.0",
     "katex": "^0.16.25",
-    "stream-markdown": "^0.0.5",
+    "stream-markdown": "^0.0.6",
     "stream-monaco": "^0.0.2",
     "vite": "^7.1.12",
     "vue": "^3.5.22",