feat: retrieve value from quoted/single quoted/unquoted psi element (#…

…128)

Signed-off-by: Luca Stocchi <lstocchi@redhat.com>

src/main/java/com/redhat/devtools/intellij/common/utils/StringHelper.java

@@ -10,6 +10,9 @@
  ******************************************************************************/
 package com.redhat.devtools.intellij.common.utils;
 
+import com.intellij.psi.PsiElement;
+import org.jetbrains.yaml.psi.YAMLQuotedText;
+
 public class StringHelper {
 
     public static String beautify(String text) {
@@ -26,4 +29,11 @@ public static String getPlural(String kind) {
             return kind + "s";
         }
     }
+
+    public static String getUnquotedValueFromPsi(PsiElement element) {
+        if (element instanceof YAMLQuotedText) {
+            return ((YAMLQuotedText) element).getTextValue();
+        }
+        return element.getText();
+    }
 }

src/test/java/com/redhat/devtools/intellij/common/utils/StringHelperTest.java

@@ -0,0 +1,45 @@
+package com.redhat.devtools.intellij.common.utils;
+
+import com.intellij.openapi.application.ApplicationManager;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.PsiFile;
+import com.redhat.devtools.intellij.common.FixtureBaseTest;
+import org.jetbrains.yaml.YAMLFileType;
+import org.junit.Test;
+
+import java.io.IOException;
+
+import static org.junit.Assert.assertEquals;
+
+public class StringHelperTest extends FixtureBaseTest {
+
+    @Test
+    public void GetUnquotedValueFromPsi_DoubleQuotedValue_ValueWithoutQuotes() throws IOException {
+        String content = "\"foo\"";
+        PsiFile psiFile = myFixture.configureByText(YAMLFileType.YML, content);
+        ApplicationManager.getApplication().runReadAction(() -> {
+            PsiElement result = psiFile.getFirstChild().getLastChild();
+            assertEquals("foo", StringHelper.getUnquotedValueFromPsi(result));
+        });
+    }
+
+    @Test
+    public void GetUnquotedValueFromPsi_SingleQuotedValue_ValueWithoutQuotes() throws IOException {
+        String content = "'foo'";
+        PsiFile psiFile = myFixture.configureByText(YAMLFileType.YML, content);
+        ApplicationManager.getApplication().runReadAction(() -> {
+            PsiElement result = psiFile.getFirstChild().getLastChild();
+            assertEquals("foo", StringHelper.getUnquotedValueFromPsi(result));
+        });
+    }
+
+    @Test
+    public void GetUnquotedValueFromPsi_UnquotedValue_ValueAsIs() throws IOException {
+        String content = "foo";
+        PsiFile psiFile = myFixture.configureByText(YAMLFileType.YML, content);
+        ApplicationManager.getApplication().runReadAction(() -> {
+            PsiElement result = psiFile.getFirstChild().getLastChild();
+            assertEquals("foo", StringHelper.getUnquotedValueFromPsi(result));
+        });
+    }
+}