feat: add tree-sitter language for XML

app/src/main/java/com/itsaky/androidide/app/IDEApplication.kt

@@ -42,6 +42,7 @@ class IDEApplication : BaseApplication() {
   init {
     System.loadLibrary("android-tree-sitter")
     System.loadLibrary("tree-sitter-java")
+    System.loadLibrary("tree-sitter-xml")
   }
   
   override fun onCreate() {

app/src/main/java/com/itsaky/androidide/ui/editor/CodeEditorView.java

@@ -234,7 +234,7 @@ public class CodeEditorView extends LinearLayout {
         case "java":
           return new JavaLanguage(getContext());
         case "xml":
-          return new XMLLanguage();
+          return new XMLLanguage(getContext());
         case "gradle":
           return new GroovyLanguage();
         case "kt":

dependencies.gradle

@@ -5,7 +5,7 @@ ext {
     oss_licenses_version = '0.10.6'
     nav_safeargs_version = '2.5.3'
     
-    ats_version = '1.0.9'
+    ats_version = '1.0.10'
     editor_version = '0.20.1'
     
     classpaths = [
@@ -19,7 +19,8 @@ ext {
     androidide = [
             javac  : 'io.github.itsaky:nb-javac-android:17.0.0.4-SNAPSHOT',
             ats    : "io.github.itsaky:android-tree-sitter:$ats_version",
-            ts_java: "io.github.itsaky:tree-sitter-java:$ats_version"
+            ts_java: "io.github.itsaky:tree-sitter-java:$ats_version",
+            ts_xml: "io.github.itsaky:tree-sitter-xml:$ats_version"
     ]
     
     common = [

editor/build.gradle

@@ -41,6 +41,7 @@ dependencies {
     
     api androidide.ats
     api androidide.ts_java
+    api androidide.ts_xml
     api common.editor
     api common.editor_ts
     

editor/src/main/assets/editor/schemes/default/default.json

@@ -12,6 +12,9 @@
     "onSurfaceVariant": "#4a4644",
     "outline": "#7a7572",
     "text.selected": "#ff5252",
+    "black": "#000000",
+    "white": "#ffffff",
+
     "type": "#2196f3",
     "keyword": "#1e88e5",
     "operator": "#2196f3",
@@ -24,12 +27,14 @@
     "comment": "#a8a8a8",
     "func.decl": "#2962ff",
     "func.call": "#2962ff",
-    "black": "#000000",
-    "white": "#ffffff"
+
+    "xml.tag": "#1e88e5",
+    "xml.ref": "#2196f3",
+    "ns_prefix": "#9c27b0"
   },
   "editor": "@editor.json",
   "languages": [
-    "@log.json",
-    "@java.json"
+    "@java.json",
+    "@xml.json"
   ]
 }

editor/src/main/assets/editor/schemes/default/log.json

@@ -1,33 +0,0 @@
-{
-  "types": [
-    "@log"
-  ],
-  "styles": {
-    "text.error": "#f44336",
-    "text.warning": "#ffeb3b",
-    "text.info": "#4caf50",
-    "text.debug": "#f5f5f5",
-    "text.verbose": "#4fc3f7",
-    "priority.error": {
-      "fg": "@black",
-      "bg": "#f44336",
-      "completion": false
-    },
-    "priority.warning": {
-      "fg": "@black",
-      "bg": "#ffeb3b"
-    },
-    "priority.info": {
-      "fg": "@white",
-      "bg": "#1f65c0"
-    },
-    "priority.debug": {
-      "fg": "@white",
-      "bg": "#9e9d24"
-    },
-    "priority.verbose": {
-      "fg": "@black",
-      "bg": "@white"
-    }
-  }
-}

editor/src/main/assets/editor/schemes/default/scheme.prop

@@ -2,13 +2,13 @@
 scheme.name=AndroidIDE Default
 
 # The version code of the color scheme
-scheme.version=1
+scheme.version=2
 
 # Whether the scheme is dark or light
 scheme.isDark=false
 
 # Languages that scheme supports
-scheme.langs=java,@log
+scheme.langs=java,xml
 
 # The JSON color scheme definition file
 scheme.file=default.json

editor/src/main/assets/editor/schemes/default/xml.json

@@ -0,0 +1,33 @@
+{
+  "types": ["xml"],
+  "styles": {
+    "xml_decl": {
+      "fg": "@operator",
+      "bold": true
+    },
+    "element.tag": {
+      "fg": "@xml.tag",
+      "bold": true
+    },
+    "ns_declarator": {
+      "fg": "@keyword",
+      "bold": true
+    },
+    "xml.ref": {
+      "fg": "@xml.ref",
+      "italic": true
+    },
+    "comment": {
+      "fg": "@comment",
+      "italic": true
+    },
+    "operator": "@operator",
+    "cdata.start": "@xml.tag",
+    "cdata.end": "@xml.tag",
+    "cdata": "@onSurface",
+    "xmlns.prefix": "@ns_prefix",
+    "attr.prefix" : "@ns_prefix",
+    "attr.name": "@onSurface",
+    "attr.value": "@string"
+  }
+}

editor/src/main/assets/editor/treesitter/xml/brackets.scm

@@ -0,0 +1,23 @@
+; bracket pair highlights query for sora-editor
+
+; for xml declaration, mark the opening '<?' as brackets open and closing '?>' as brackets close
+(xml_decl
+  "<?" @editor.brackets.open
+  "?>" @editor.brackets.close)
+
+; for empty element tag, mark opening '<' and closing '/>' as brackets open and close
+(empty_element
+  "<" @editor.brackets.open
+  "/>" @editor.brackets.close)
+
+; in case of an element which has an end tag
+; mark the tag name in tag_start as bracket open
+; and the tag name in tag_end as bracket close
+(tag_start
+  tag_name: (name) @editor.brackets.open)
+(tag_end
+  tag_name: (name) @editor.brackets.close)
+
+; bracket pairs for CDATA sections
+(cdata_start) @editor.brackets.open
+(cdata_end) @editor.brackets.close

editor/src/main/assets/editor/treesitter/xml/highlights.scm

@@ -0,0 +1,45 @@
+(xml_decl
+  decl: "xml" @xml_decl)
+
+(xml_version
+  version_attr: "version" @attr.name)
+
+(xml_encoding
+  encoding_attr: "encoding" @attr.name)
+
+(xml_version_value) @attr.value
+(xml_encoding_value) @attr.value
+
+(empty_element
+  tag_name: (name) @element.tag)
+
+(tag_start
+  tag_name: (name) @element.tag)
+
+(tag_end
+  tag_name: (name) @element.tag)
+
+"xmlns" @ns_declarator
+(ns_decl
+  xmlns_prefix: (name) @xmlns.prefix)
+
+(xml_attr
+  ns_prefix: (name) @attr.prefix
+  attr_name: (name) @attr.name)
+
+(attr_value) @attr.value
+
+(comment) @comment
+
+(entity_ref) @xml.ref
+(char_ref) @xml.ref
+
+(comment) @comment
+
+(cdata_start) @cdata.start
+(cdata_end) @cdata.end
+(cdata) @cdata.data
+
+(eq) @operator
+
+["<" "</" ">" "<?" "?>" "/>"] @operator

editor/src/main/java/com/itsaky/androidide/editor/language/TreeSitterLanguage.kt

@@ -28,6 +28,7 @@ import io.github.rosemoe.sora.editor.ts.TsAnalyzeManager
 import io.github.rosemoe.sora.editor.ts.TsLanguageSpec
 import io.github.rosemoe.sora.editor.ts.TsTheme
 import io.github.rosemoe.sora.lang.analysis.AnalyzeManager
+import io.github.rosemoe.sora.widget.SymbolPairMatch
 
 /**
  * Tree Sitter language implementation.
@@ -66,6 +67,10 @@ abstract class TreeSitterLanguage(context: Context, lang: TSLanguage, type: Stri
   override fun getAnalyzeManager(): AnalyzeManager {
     return this.analyzer
   }
+  
+  override fun getSymbolPairs(): SymbolPairMatch {
+    return CommonSymbolPairs()
+  }
 
   override fun destroy() {
     languageSpec.close()

editor/src/main/java/com/itsaky/androidide/editor/language/xml/XMLLanguage.java

@@ -1,119 +0,0 @@
-/*
- *  This file is part of AndroidIDE.
- *
- *  AndroidIDE is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  AndroidIDE 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 General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
- */
-package com.itsaky.androidide.editor.language.xml;
-
-import androidx.annotation.NonNull;
-
-import com.itsaky.androidide.editor.language.CommonSymbolPairs;
-import com.itsaky.androidide.editor.language.IDELanguage;
-import com.itsaky.androidide.lexers.xml.XMLLexer;
-import com.itsaky.androidide.lsp.api.ILanguageServer;
-import com.itsaky.androidide.lsp.api.ILanguageServerRegistry;
-import com.itsaky.androidide.lsp.xml.XMLLanguageServer;
-import com.itsaky.androidide.utils.ILogger;
-
-import org.antlr.v4.runtime.CharStreams;
-import org.antlr.v4.runtime.Token;
-
-import java.io.StringReader;
-
-import io.github.rosemoe.sora.lang.analysis.AnalyzeManager;
-import io.github.rosemoe.sora.lang.smartEnter.NewlineHandler;
-import io.github.rosemoe.sora.text.ContentReference;
-import io.github.rosemoe.sora.util.MyCharacter;
-import io.github.rosemoe.sora.widget.SymbolPairMatch;
-
-public class XMLLanguage extends IDELanguage {
-
-  private static final ILogger LOG = ILogger.newInstance("XMLLanguage");
-  private final NewlineHandler[] newlineHandlers;
-  private XMLAnalyzer analyzer;
-
-  public XMLLanguage() {
-    this.analyzer = new XMLAnalyzer();
-    this.newlineHandlers = new NewlineHandler[0];
-  }
-
-  @Override
-  protected ILanguageServer getLanguageServer() {
-    return ILanguageServerRegistry.getDefault().getServer(XMLLanguageServer.SERVER_ID);
-  }
-
-  @Override
-  protected boolean checkIsCompletionChar(final char c) {
-    return MyCharacter.isJavaIdentifierPart(c) || c == '<' || c == '/';
-  }
-
-  @Override
-  public int getIndentAdvance(@NonNull String content) {
-    try {
-      XMLLexer lexer = new XMLLexer(CharStreams.fromReader(new StringReader(content)));
-      Token token;
-      int advance = 0;
-      while (((token = lexer.nextToken()) != null && token.getType() != token.EOF)) {
-        switch (token.getType()) {
-          case XMLLexer.OPEN:
-            advance++;
-            break;
-          case XMLLexer.CLOSE:
-          case XMLLexer.SLASH_CLOSE:
-            advance--;
-            break;
-          default:
-            break;
-        }
-      }
-      advance = Math.max(0, advance);
-      return advance * getTabSize();
-    } catch (Throwable e) {
-      LOG.error("Failed to compute indent advance", e);
-    }
-    return 0;
-  }
-
-  @NonNull
-  @Override
-  public AnalyzeManager getAnalyzeManager() {
-    return analyzer;
-  }
-
-  @Override
-  public int getInterruptionLevel() {
-    return INTERRUPTION_LEVEL_STRONG;
-  }
-
-  @Override
-  public int getIndentAdvance(@NonNull ContentReference content, int line, int column) {
-    final var text = content.getLine(line).substring(0, column);
-    return getIndentAdvance(text.trim());
-  }
-
-  @Override
-  public SymbolPairMatch getSymbolPairs() {
-    return new CommonSymbolPairs();
-  }
-
-  @Override
-  public NewlineHandler[] getNewlineHandlers() {
-    return newlineHandlers;
-  }
-
-  @Override
-  public void destroy() {
-    analyzer = null;
-  }
-}

editor/src/main/java/com/itsaky/androidide/editor/language/xml/XMLLanguage.kt

@@ -0,0 +1,61 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.editor.language.xml
+
+import android.content.Context
+import com.itsaky.androidide.editor.language.TreeSitterLanguage
+import com.itsaky.androidide.lsp.api.ILanguageServer
+import com.itsaky.androidide.lsp.api.ILanguageServerRegistry
+import com.itsaky.androidide.lsp.xml.XMLLanguageServer
+import com.itsaky.androidide.treesitter.xml.TSLanguageXml
+import io.github.rosemoe.sora.lang.smartEnter.NewlineHandler
+import io.github.rosemoe.sora.text.ContentReference
+import io.github.rosemoe.sora.util.MyCharacter
+
+/**
+ * Tree Sitter language XML language.
+ *
+ * @author Akash Yadav
+ */
+class XMLLanguage(context: Context) :
+  TreeSitterLanguage(context, lang = TSLanguageXml.newInstance(), type = TS_TYPE) {
+
+  companion object {
+    const val TS_TYPE = "xml"
+  }
+
+  override fun getLanguageServer(): ILanguageServer? {
+    return ILanguageServerRegistry.getDefault().getServer(XMLLanguageServer.SERVER_ID)
+  }
+
+  override fun checkIsCompletionChar(c: Char): Boolean {
+    return MyCharacter.isJavaIdentifierPart(c) || c == '<' || c == '/'
+  }
+
+  override fun getInterruptionLevel(): Int {
+    return INTERRUPTION_LEVEL_STRONG
+  }
+
+  override fun getIndentAdvance(content: ContentReference, line: Int, column: Int): Int {
+    return 0
+  }
+
+  override fun getNewlineHandlers(): Array<NewlineHandler> {
+    return emptyArray()
+  }
+}

uidesigner/src/main/java/com/itsaky/androidide/uidesigner/ShowXmlActivity.kt

@@ -61,7 +61,7 @@ class ShowXmlActivity : BaseIDEActivity() {
       editor.editable = false
       editor.typefaceText = jetbrainsMono()
       editor.typefaceLineNumber = jetbrainsMono()
-      editor.setEditorLanguage(XMLLanguage())
+      editor.setEditorLanguage(XMLLanguage(this))
       editor.setText(intent?.getStringExtra(KEY_XML) ?: "")
       editor.setTextSize(fontSize)