updated overflow-wrap per https://www.w3.org/TR/2018/WD-css-text-3-20181212/#overflow-wrap-property , see #220

Author: ylafon

org/w3c/css/properties/css3/CssOverflowWrap.java

@@ -1,7 +1,7 @@
 //
 // Author: Yves Lafon <ylafon@w3.org>
 //
-// (c) COPYRIGHT MIT, ERCIM and Keio University, 2012.
+// (c) COPYRIGHT MIT, ERCIM and Keio University, Beihang, 2012.
 // Please first read the full copyright statement in file COPYRIGHT.html
 package org.w3c.css.properties.css3;
 
@@ -11,25 +11,32 @@
 import org.w3c.css.values.CssIdent;
 import org.w3c.css.values.CssTypes;
 import org.w3c.css.values.CssValue;
-import org.w3c.css.values.CssValueList;
-
-import java.util.ArrayList;
-
-import static org.w3c.css.values.CssOperator.SPACE;
 
 /**
- * @spec hhttps://www.w3.org/TR/2017/WD-css-text-3-20170822/#overflow-wrap-property
+ * @spec https://www.w3.org/TR/2018/WD-css-text-3-20181212/#propdef-overflow-wrap
  * <p/>
  * Note that word-wrap is also an alias for this.
  */
 public class CssOverflowWrap extends org.w3c.css.properties.css.CssOverflowWrap {
 
-    public static final CssIdent normal, break_word, break_spaces;
+    public static final CssIdent[] allowed_values;
 
     static {
-        normal = CssIdent.getIdent("normal");
-        break_word = CssIdent.getIdent("break-word");
-        break_spaces = CssIdent.getIdent("break-spaces");
+        String[] _allowed_values = {"normal", "break-word", "anywhere"};
+        allowed_values = new CssIdent[_allowed_values.length];
+        int i = 0;
+        for (String s : _allowed_values) {
+            allowed_values[i++] = CssIdent.getIdent(s);
+        }
+    }
+
+    public static final CssIdent getAllowedValue(CssIdent ident) {
+        for (CssIdent id : allowed_values) {
+            if (id.equals(ident)) {
+                return id;
+            }
+        }
+        return null;
     }
 
     /**
@@ -56,60 +63,27 @@ public CssOverflowWrap(ApplContext ac, CssExpression expression, boolean check)
         CssValue val;
         char op;
 
-        ArrayList<CssValue> values = new ArrayList<>();
-        boolean gotNormal = false;
-        boolean gotBw = false;
-        boolean gotBs = false;
-
-        while (!expression.end()) {
-            val = expression.getValue();
-            op = expression.getOperator();
+        val = expression.getValue();
+        op = expression.getOperator();
 
-            if (val.getType() == CssTypes.CSS_IDENT) {
-                CssIdent ident = (CssIdent) val;
-                if (inherit.equals(ident)) {
-                    if (expression.getCount() > 1) {
-                        throw new InvalidParamException("unrecognize", ac);
-                    }
-                    value = inherit;
-                } else if (normal.equals(ident)) {
-                    if (gotNormal || gotBw || gotBs) {
-                        throw new InvalidParamException("unrecognize", ac);
-                    }
-                    value = normal;
-                    gotNormal = true;
-                } else if (break_word.equals(ident)) {
-                    if (gotNormal || gotBw) {
-                        throw new InvalidParamException("unrecognize", ac);
-                    }
-                    values.add(break_word);
-                    gotBw = true;
-                } else if (break_spaces.equals(ident)) {
-                    if (gotNormal || gotBs) {
-                        throw new InvalidParamException("unrecognize", ac);
-                    }
-                    values.add(break_spaces);
-                    gotBs = true;
-                } else {
+        if (val.getType() == CssTypes.CSS_IDENT) {
+            CssIdent ident = (CssIdent) val;
+            if (inherit.equals(ident)) {
+                value = inherit;
+            } else {
+                value = getAllowedValue(ident);
+                if (value == null) {
                     throw new InvalidParamException("value",
                             val.toString(),
                             getPropertyName(), ac);
                 }
-            } else {
-                throw new InvalidParamException("value",
-                        val.toString(),
-                        getPropertyName(), ac);
-            }
-            if (op != SPACE) {
-                throw new InvalidParamException("operator",
-                        ((new Character(op)).toString()),
-                        ac);
             }
-            expression.next();
-        }
-        if (values.size() > 0) {
-            value = values.size() == 1 ? values.get(0) : new CssValueList(values);
+        } else {
+            throw new InvalidParamException("value",
+                    val.toString(),
+                    getPropertyName(), ac);
         }
+        expression.next();
     }
 
     public CssOverflowWrap(ApplContext ac, CssExpression expression)