1 files changed, 45 insertions, 0 deletions
diff --git a/json/src/com/intellij/json/psi/impl/JsonStringLiteralMixin.java b/json/src/com/intellij/json/psi/impl/JsonStringLiteralMixin.java
new file mode 100644
index 00000000..99baebef
--- /dev/null
+++ b/json/src/com/intellij/json/psi/impl/JsonStringLiteralMixin.java
@@ -0,0 +1,45 @@
+package com.intellij.json.psi.impl;
+
+import com.intellij.lang.ASTNode;
+import com.intellij.psi.LiteralTextEscaper;
+import com.intellij.psi.PsiLanguageInjectionHost;
+import com.intellij.psi.impl.source.tree.LeafElement;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * @author Konstantin.Ulitin
+ */
+public abstract class JsonStringLiteralMixin extends JsonLiteralImpl implements PsiLanguageInjectionHost {
+  protected JsonStringLiteralMixin(ASTNode node) {
+    super(node);
+  }
+
+  @Override
+  public boolean isValidHost() {
+    return true;
+  }
+
+  @Override
+  public PsiLanguageInjectionHost updateText(@NotNull String text) {
+    ASTNode valueNode = getNode().getFirstChildNode();
+    assert valueNode instanceof LeafElement;
+    ((LeafElement)valueNode).replaceWithText(text);
+    return this;
+  }
+
+  @NotNull
+  @Override
+  public LiteralTextEscaper<? extends PsiLanguageInjectionHost> createLiteralTextEscaper() {
+    return new JSStringLiteralEscaper<PsiLanguageInjectionHost>(this) {
+      @Override
+      protected boolean isRegExpLiteral() {
+        return false;
+      }
+    };
+  }
+
+  @Override
+  public void subtreeChanged() {
+    putUserData(JsonPsiImplUtils.STRING_FRAGMENTS, null);
+  }
+}