feat: add live range / exception table foldings

Author: xepozz

…e/language/PHPOpCommentFoldingBuilder.kt …ge/folding/PHPOpCommentFoldingBuilder.ktsrc/main/kotlin/com/github/xepozz/php_opcodes_language/language/PHPOpCommentFoldingBuilder.kt renamed to src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpCommentFoldingBuilder.kt src/main/kotlin/com/github/xepozz/php_opcodes_language/language/PHPOpCommentFoldingBuilder.kt renamed to src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpCommentFoldingBuilder.kt

@@ -1,4 +1,4 @@
-package com.github.xepozz.php_opcodes_language.language
+package com.github.xepozz.php_opcodes_language.folding
 
 import com.github.xepozz.php_opcodes_language.language.psi.PHPOpBlockComment
 import com.intellij.lang.ASTNode

src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpExceptionTableFoldingBuilder.kt

@@ -0,0 +1,29 @@
+package com.github.xepozz.php_opcodes_language.folding
+
+import com.github.xepozz.php_opcodes_language.language.psi.PHPOpExceptionTable
+import com.intellij.lang.ASTNode
+import com.intellij.lang.folding.FoldingBuilderEx
+import com.intellij.lang.folding.FoldingDescriptor
+import com.intellij.openapi.editor.Document
+import com.intellij.openapi.project.DumbAware
+import com.intellij.psi.PsiElement
+import com.intellij.psi.util.PsiTreeUtil
+
+class PHPOpExceptionTableFoldingBuilder : FoldingBuilderEx(), DumbAware {
+    override fun buildFoldRegions(root: PsiElement, document: Document, quick: Boolean) =
+        collectFoldingBlocks(root).toTypedArray()
+
+    private fun collectFoldingBlocks(element: PsiElement) =
+        PsiTreeUtil
+            .findChildrenOfType(element, PHPOpExceptionTable::class.java)
+            .mapNotNull {
+                FoldingDescriptor(
+                    it.node,
+                    it.textRange
+                )
+            }
+
+    override fun getPlaceholderText(node: ASTNode) = "Exception Table"
+
+    override fun isCollapsedByDefault(node: ASTNode) = true
+}

…language/language/PHPOpFoldingBuilder.kt …_language/folding/PHPOpFoldingBuilder.ktsrc/main/kotlin/com/github/xepozz/php_opcodes_language/language/PHPOpFoldingBuilder.kt renamed to src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpFoldingBuilder.kt src/main/kotlin/com/github/xepozz/php_opcodes_language/language/PHPOpFoldingBuilder.kt renamed to src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpFoldingBuilder.kt

@@ -1,4 +1,4 @@
-package com.github.xepozz.php_opcodes_language.language
+package com.github.xepozz.php_opcodes_language.folding
 
 import com.github.xepozz.php_opcodes_language.language.psi.PHPOpBlock
 import com.intellij.lang.ASTNode

src/main/kotlin/com/github/xepozz/php_opcodes_language/folding/PHPOpLiveRangeFoldingBuilder.kt

@@ -0,0 +1,29 @@
+package com.github.xepozz.php_opcodes_language.folding
+
+import com.github.xepozz.php_opcodes_language.language.psi.PHPOpLiveRange
+import com.intellij.lang.ASTNode
+import com.intellij.lang.folding.FoldingBuilderEx
+import com.intellij.lang.folding.FoldingDescriptor
+import com.intellij.openapi.editor.Document
+import com.intellij.openapi.project.DumbAware
+import com.intellij.psi.PsiElement
+import com.intellij.psi.util.PsiTreeUtil
+
+class PHPOpLiveRangeFoldingBuilder : FoldingBuilderEx(), DumbAware {
+    override fun buildFoldRegions(root: PsiElement, document: Document, quick: Boolean) =
+        collectFoldingBlocks(root).toTypedArray()
+
+    private fun collectFoldingBlocks(element: PsiElement) =
+        PsiTreeUtil
+            .findChildrenOfType(element, PHPOpLiveRange::class.java)
+            .mapNotNull {
+                FoldingDescriptor(
+                    it.node,
+                    it.textRange
+                )
+            }
+
+    override fun getPlaceholderText(node: ASTNode) = "Live Range"
+
+    override fun isCollapsedByDefault(node: ASTNode) = true
+}

src/main/resources/META-INF/plugin.xml

@@ -44,11 +44,19 @@
 
         <lang.foldingBuilder
                 language="PHP Opcodes"
-                implementationClass="com.github.xepozz.php_opcodes_language.language.PHPOpFoldingBuilder"/>
+                implementationClass="com.github.xepozz.php_opcodes_language.folding.PHPOpFoldingBuilder"/>
 
         <lang.foldingBuilder
                 language="PHP Opcodes"
-                implementationClass="com.github.xepozz.php_opcodes_language.language.PHPOpCommentFoldingBuilder"/>
+                implementationClass="com.github.xepozz.php_opcodes_language.folding.PHPOpCommentFoldingBuilder"/>
+
+        <lang.foldingBuilder
+                language="PHP Opcodes"
+                implementationClass="com.github.xepozz.php_opcodes_language.folding.PHPOpLiveRangeFoldingBuilder"/>
+
+        <lang.foldingBuilder
+                language="PHP Opcodes"
+                implementationClass="com.github.xepozz.php_opcodes_language.folding.PHPOpExceptionTableFoldingBuilder"/>
 
         <psi.referenceContributor
                 language="PHP Opcodes"