S4670: add parameter for ignored types (#182)

5 files changed, 69 insertions, 8 deletions

diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/AtRuleNoUnknown.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/AtRuleNoUnknown.java
index bed6846..e4690d2 100644
--- a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/AtRuleNoUnknown.java
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/AtRuleNoUnknown.java
@@ -24,6 +24,8 @@ import java.util.List;
 import org.sonar.check.Rule;
 import org.sonar.check.RuleProperty;
 
+import static org.sonar.css.plugin.rules.RuleUtils.splitAndTrim;
+
 @Rule(key = "S4662")
 public class AtRuleNoUnknown implements CssRule {
 
@@ -42,14 +44,14 @@ public class AtRuleNoUnknown implements CssRule {
 
   @Override
   public List<Object> stylelintOptions() {
-    return Arrays.asList(true, new StylelintIgnoreOption(ignoredAtRules.split(",")));
+    return Arrays.asList(true, new StylelintIgnoreOption(splitAndTrim(ignoredAtRules)));
   }
 
   private static class StylelintIgnoreOption {
     // Used by GSON serialization
-    private final String[] ignoreAtRules;
+    private final List<String> ignoreAtRules;
 
-    StylelintIgnoreOption(String[] ignoreAtRules) {
+    StylelintIgnoreOption(List<String> ignoreAtRules) {
       this.ignoreAtRules = ignoreAtRules;
     }
   }
diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/CssRule.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/CssRule.java
index 14f1483..7df90a3 100644
--- a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/CssRule.java
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/CssRule.java
@@ -29,4 +29,5 @@ public interface CssRule {
   default List<Object> stylelintOptions() {
     return Collections.emptyList();
   }
+
 }
diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/RuleUtils.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/RuleUtils.java
new file mode 100644
index 0000000..1383ac6
--- /dev/null
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/RuleUtils.java
@@ -0,0 +1,35 @@
+/*
+ * SonarCSS
+ * Copyright (C) 2018-2019 SonarSource SA
+ * mailto:info AT sonarsource DOT com
+ *
+ * This program 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 3 of the License, or (at your option) any later version.
+ *
+ * This program 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 program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.css.plugin.rules;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class RuleUtils {
+
+  private RuleUtils(){
+  }
+
+  public static List<String> splitAndTrim(String parameterValue) {
+    String[] split = parameterValue.split(",");
+    return Arrays.stream(split).map(String::trim).collect(Collectors.toList());
+  }
+}
diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/SelectorTypeNoUnknown.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/SelectorTypeNoUnknown.java
index a42fa9a..abcf430 100644
--- a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/SelectorTypeNoUnknown.java
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/rules/SelectorTypeNoUnknown.java
@@ -22,10 +22,21 @@ package org.sonar.css.plugin.rules;
 import java.util.Arrays;
 import java.util.List;
 import org.sonar.check.Rule;
+import org.sonar.check.RuleProperty;
+
+import static org.sonar.css.plugin.rules.RuleUtils.splitAndTrim;
 
 @Rule(key = "S4670")
 public class SelectorTypeNoUnknown implements CssRule {
 
+  private static final String DEFAULT_IGNORED_TYPES = "/^mat-/";
+
+  @RuleProperty(
+    key = "ignoreTypes",
+    description = "Comma-separated list of regular expressions for selector types to consider as valid.",
+    defaultValue = "" + DEFAULT_IGNORED_TYPES)
+  String ignoreTypes = DEFAULT_IGNORED_TYPES;
+
   @Override
   public String stylelintKey() {
     return "selector-type-no-unknown";
@@ -33,11 +44,15 @@ public class SelectorTypeNoUnknown implements CssRule {
 
   @Override
   public List<Object> stylelintOptions() {
-    return Arrays.asList(true, new StylelintIgnoreOption());
+    return Arrays.asList(true, new StylelintIgnoreOption(splitAndTrim(ignoreTypes)));
   }
 
   private static class StylelintIgnoreOption {
     // Used by GSON serialization
-    private final String[] ignoreTypes = {"/^mat-/"};
+    private final List<String> ignoreTypes;
+
+    StylelintIgnoreOption(List<String> ignoreTypes) {
+      this.ignoreTypes = ignoreTypes;
+    }
   }
 }
diff --git a/sonar-css-plugin/src/test/java/org/sonar/css/plugin/rules/CssRuleTest.java b/sonar-css-plugin/src/test/java/org/sonar/css/plugin/rules/CssRuleTest.java
index 6a147bc..044f4f4 100644
--- a/sonar-css-plugin/src/test/java/org/sonar/css/plugin/rules/CssRuleTest.java
+++ b/sonar-css-plugin/src/test/java/org/sonar/css/plugin/rules/CssRuleTest.java
@@ -72,12 +72,20 @@ public class CssRuleTest {
   }
 
   @Test
-  public void selector_type_no_unknown_options() {
+  public void selector_type_no_unknown_default() {
     String optionsAsJson = new Gson().toJson(new SelectorTypeNoUnknown().stylelintOptions());
     assertThat(optionsAsJson).isEqualTo("[true,{\"ignoreTypes\":[\"/^mat-/\"]}]");
   }
 
   @Test
+  public void selector_type_no_unknown_custom() {
+    SelectorTypeNoUnknown selectorTypeNoUnknown = new SelectorTypeNoUnknown();
+    selectorTypeNoUnknown.ignoreTypes = "/^mat-/, /^fa-/";
+    String optionsAsJson = new Gson().toJson(selectorTypeNoUnknown.stylelintOptions());
+    assertThat(optionsAsJson).isEqualTo("[true,{\"ignoreTypes\":[\"/^mat-/\",\"/^fa-/\"]}]");
+  }
+
+  @Test
   public void units_no_unknown_options() {
     String optionsAsJson = new Gson().toJson(new UnitNoUnknown().stylelintOptions());
     assertThat(optionsAsJson).isEqualTo("[true,{\"ignoreUnits\":[\"x\"]}]");
@@ -92,9 +100,9 @@ public class CssRuleTest {
   @Test
   public void at_rule_unknown_custom() {
     AtRuleNoUnknown instance = new AtRuleNoUnknown();
-    instance.ignoredAtRules = "foo";
+    instance.ignoredAtRules = "foo, bar";
     String optionsAsJson = new Gson().toJson(instance.stylelintOptions());
-    assertThat(optionsAsJson).isEqualTo("[true,{\"ignoreAtRules\":[\"foo\"]}]");
+    assertThat(optionsAsJson).isEqualTo("[true,{\"ignoreAtRules\":[\"foo\",\"bar\"]}]");
   }
 
   @Test