feat(lang-monarch): finish indentRulesSupport

language-monarch/src/main/java/io/github/rosemoe/sora/langs/monarch/languageconfiguration/support/IndentRulesSupport.kt

@@ -0,0 +1,77 @@
+/*******************************************************************************
+ *    sora-editor - the awesome code editor for Android
+ *    https://github.com/Rosemoe/sora-editor
+ *    Copyright (C) 2020-2024  Rosemoe
+ *
+ *     This library is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU Lesser General Public
+ *     License as published by the Free Software Foundation; either
+ *     version 2.1 of the License, or (at your option) any later version.
+ *
+ *     This library is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *     Lesser General Public License for more details.
+ *
+ *     You should have received a copy of the GNU Lesser General Public
+ *     License along with this library; if not, write to the Free Software
+ *     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301
+ *     USA
+ *
+ *     Please contact Rosemoe by email 2073412493@qq.com if you need
+ *     additional information or have any questions
+ ******************************************************************************/
+
+package io.github.rosemoe.sora.langs.monarch.languageconfiguration.support
+
+import io.github.rosemoe.sora.langs.monarch.languageconfiguration.model.IndentationRule
+import io.github.rosemoe.sora.langs.monarch.utils.matchesFully
+
+class IndentRulesSupport(
+    private val indentationRules: IndentationRule
+) {
+
+    fun shouldIncrease(text: String): Boolean {
+        return indentationRules.increaseIndentPattern.matchesFully(text)
+    }
+
+    fun shouldDecrease(text: String): Boolean {
+        return indentationRules.decreaseIndentPattern.matchesFully(text)
+    }
+
+    fun shouldIndentNextLine(text: String): Boolean {
+        return indentationRules.indentNextLinePattern?.matchesFully(text) ?: false
+    }
+
+
+    fun shouldIgnore(text: String): Boolean {
+        return indentationRules.unIndentedLinePattern?.matchesFully(text) ?: false
+    }
+
+    fun getIndentMetadata(text: String): Int {
+        var ret = 0
+        if (shouldIncrease(text)) {
+            ret = ret or IndentConsts.INCREASE_MASK
+        }
+        if (shouldDecrease(text)) {
+            ret = ret or IndentConsts.DECREASE_MASK
+        }
+        if (shouldIndentNextLine(text)) {
+            ret = ret or IndentConsts.INDENT_NEXTLINE_MASK
+        }
+        if (shouldIgnore(text)) {
+            ret = ret or IndentConsts.UNINDENT_MASK
+        }
+        return ret
+    }
+
+    object IndentConsts {
+        const val INCREASE_MASK = 1
+        const val DECREASE_MASK = 2
+        const val INDENT_NEXTLINE_MASK = 4
+        const val UNINDENT_MASK = 8
+
+    }
+
+
+}