Parse ignore path

5 files changed, 19 insertions, 1 deletions

diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/HtmlPath.java b/src/main/java/org/zwobble/mammoth/internal/styles/HtmlPath.java
index ee81dcf..0ce5c46 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/HtmlPath.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/HtmlPath.java
@@ -12,6 +12,7 @@ import static org.zwobble.mammoth.internal.util.Maps.map;
 
 public interface HtmlPath {
     HtmlPath EMPTY = new HtmlPathElements(list());
+    HtmlPath IGNORE = Ignore.INSTANCE;
 
     static HtmlPath elements(HtmlPathElement... elements) {
         return new HtmlPathElements(asList(elements));
diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/Ignore.java b/src/main/java/org/zwobble/mammoth/internal/styles/Ignore.java
index ceca95a..a09632e 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/Ignore.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/Ignore.java
@@ -7,7 +7,12 @@ import java.util.function.Supplier;
 
 import static org.zwobble.mammoth.internal.util.Lists.list;
 
-public class Ignore implements HtmlPath {
+class Ignore implements HtmlPath {
+    static final HtmlPath INSTANCE = new Ignore();
+
+    private Ignore() {
+    }
+
     @Override
     public Supplier<List<HtmlNode>> wrap(Supplier<List<HtmlNode>> generateNodes) {
         return () -> list();
diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/HtmlPathParser.java b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/HtmlPathParser.java
index 1589494..e7eefe2 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/HtmlPathParser.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/HtmlPathParser.java
@@ -12,6 +12,15 @@ import static org.zwobble.mammoth.internal.util.Maps.map;
 
 public class HtmlPathParser {
     public static HtmlPath parse(TokenIterator tokens) {
+        if (tokens.peekTokenType() == TokenType.BANG) {
+            tokens.skip(TokenType.BANG);
+            return HtmlPath.IGNORE;
+        } else {
+            return parseHtmlPathElements(tokens);
+        }
+    }
+
+    private static HtmlPath parseHtmlPathElements(TokenIterator tokens) {
         List<HtmlPathElement> elements = new ArrayList<>();
 
         if (tokens.peekTokenType() == TokenType.IDENTIFIER) {
diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
index 9806d67..b8cf960 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/StyleMappingTokeniser.java
@@ -64,6 +64,8 @@ public class StyleMappingTokeniser {
                     return TokenType.CLOSE_SQUARE_BRACKET;
                 case '|':
                     return TokenType.CHOICE;
+                case '!':
+                    return TokenType.BANG;
                 default:
                     return TokenType.UNKNOWN;
             }
diff --git a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/TokenType.java b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/TokenType.java
index 04a0b64..a0b16de 100644
--- a/src/main/java/org/zwobble/mammoth/internal/styles/parsing/TokenType.java
+++ b/src/main/java/org/zwobble/mammoth/internal/styles/parsing/TokenType.java
@@ -16,6 +16,7 @@ public enum TokenType {
     UNTERMINATED_STRING,
     INTEGER,
     CHOICE,
+    BANG,
     EOF,
     UNKNOWN
 }