优化

app/src/main/java/io/legado/app/data/entities/BookChapter.kt

@@ -103,7 +103,7 @@ data class BookChapter(
                             displayTitle.replaceRegex(
                                 item.pattern,
                                 item.replacement
-                            )
+                            ).getOrThrow()
                         } else {
                             displayTitle.replace(item.pattern, item.replacement)
                         }

app/src/main/java/io/legado/app/help/book/ContentProcessor.kt

@@ -144,7 +144,7 @@ class ContentProcessor private constructor(
                         mContent.replaceRegex(
                             item.pattern,
                             item.replacement
-                        )
+                        ).getOrThrow()
                     } else {
                         mContent.replace(item.pattern, item.replacement)
                     }

app/src/main/java/io/legado/app/utils/RegexExtensions.kt

@@ -1,6 +1,5 @@
 package io.legado.app.utils
 
-import android.util.Log
 import com.google.re2j.Pattern
 import com.script.SimpleBindings
 import io.legado.app.constant.AppConst
@@ -8,26 +7,27 @@ import io.legado.app.constant.AppConst
 /**
  * 带有超时检测的正则替换
  */
-fun CharSequence.replaceRegex(regex: String, replacement: String): String {
-    val charSequence = this
-    val isJs = replacement.startsWith("@js:")
-    val replacement1 = if (isJs) replacement.substring(4) else replacement
-    val pattern = Pattern.compile(regex)
-    val matcher = pattern.matcher(charSequence)
-    val stringBuffer = StringBuffer()
-    while (matcher.find()) {
-        if (isJs) {
-            val bindings = SimpleBindings()
-            bindings["result"] = matcher.group()
-            val jsResult =
-                AppConst.SCRIPT_ENGINE.eval(replacement1, bindings).toString()
-            matcher.appendReplacement(stringBuffer, jsResult)
-        } else {
-            matcher.appendReplacement(stringBuffer, replacement1)
+fun CharSequence.replaceRegex(regex: String, replacement: String): Result<String> {
+    return kotlin.runCatching {
+        val charSequence = this
+        val isJs = replacement.startsWith("@js:")
+        val replacement1 = if (isJs) replacement.substring(4) else replacement
+        val pattern = Pattern.compile(regex)
+        val matcher = pattern.matcher(charSequence)
+        val stringBuffer = StringBuffer()
+        while (matcher.find()) {
+            if (isJs) {
+                val bindings = SimpleBindings()
+                bindings["result"] = matcher.group()
+                val jsResult =
+                    AppConst.SCRIPT_ENGINE.eval(replacement1, bindings).toString()
+                matcher.appendReplacement(stringBuffer, jsResult)
+            } else {
+                matcher.appendReplacement(stringBuffer, replacement1)
+            }
         }
+        matcher.appendTail(stringBuffer)
+        stringBuffer.toString()
     }
-    matcher.appendTail(stringBuffer)
-    Log.e("regex", "end")
-    return stringBuffer.toString()
 }