Index: gc_core/js/text.js
==================================================================
--- gc_core/js/text.js
+++ gc_core/js/text.js
@@ -2,63 +2,64 @@
 
 "use strict";
 
 const helpers = require("resource://grammalecte/helpers.js");
 
-
-function* getParagraph (sText) {
-    // generator: returns paragraphs of text
-    let iStart = 0;
-    let iEnd = 0;
-    sText = sText.replace("\r", "");
-    while ((iEnd = sText.indexOf("\n", iStart)) !== -1) {
-        yield sText.slice(iStart, iEnd);
-        iStart = iEnd + 1;
-    }
-    yield sText.slice(iStart);
-}
-
-function* wrap (sText, nWidth=80) {
-    // generator: returns text line by line
-    while (sText) {
-        if (sText.length >= nWidth) {
-            let nEnd = sText.lastIndexOf(" ", nWidth) + 1;
-            if (nEnd > 0) {
-                yield sText.slice(0, nEnd);
-                sText = sText.slice(nEnd);
-            } else {
-                yield sText.slice(0, nWidth);
-                sText = sText.slice(nWidth);
-            }
-        } else {
-            break;
-        }
-    }
-    yield sText;
-}
-
-function getReadableError (oErr) {
-    // Returns an error oErr as a readable error
-    try {
-        let sResult = "\n* " + oErr['nStart'] + ":" + oErr['nEnd'] 
-                    + "  # " + oErr['sLineId'] + "  # " + oErr['sRuleId'] + ":\n";
-        sResult += "  " + oErr["sMessage"];
-        if (oErr["aSuggestions"].length > 0) {
-            sResult += "\n  > Suggestions : " + oErr["aSuggestions"].join(" | ");
-        }
-        if (oErr["URL"] !== "") {
-            sResult += "\n  > URL: " + oErr["URL"];
-        }
-        return sResult;
-    }
-    catch (e) {
-        helpers.logerror(e);
-        return "\n# Error. Data: " + oErr.toString();
+var text = {
+    getParagraph: function* (sText) {
+        // generator: returns paragraphs of text
+        let iStart = 0;
+        let iEnd = 0;
+        sText = sText.replace("\r", "");
+        while ((iEnd = sText.indexOf("\n", iStart)) !== -1) {
+            yield sText.slice(iStart, iEnd);
+            iStart = iEnd + 1;
+        }
+        yield sText.slice(iStart);
+    },
+
+    wrap: function* (sText, nWidth=80) {
+        // generator: returns text line by line
+        while (sText) {
+            if (sText.length >= nWidth) {
+                let nEnd = sText.lastIndexOf(" ", nWidth) + 1;
+                if (nEnd > 0) {
+                    yield sText.slice(0, nEnd);
+                    sText = sText.slice(nEnd);
+                } else {
+                    yield sText.slice(0, nWidth);
+                    sText = sText.slice(nWidth);
+                }
+            } else {
+                break;
+            }
+        }
+        yield sText;
+    },
+
+    getReadableError: function (oErr) {
+        // Returns an error oErr as a readable error
+        try {
+            let sResult = "\n* " + oErr['nStart'] + ":" + oErr['nEnd'] 
+                        + "  # " + oErr['sLineId'] + "  # " + oErr['sRuleId'] + ":\n";
+            sResult += "  " + oErr["sMessage"];
+            if (oErr["aSuggestions"].length > 0) {
+                sResult += "\n  > Suggestions : " + oErr["aSuggestions"].join(" | ");
+            }
+            if (oErr["URL"] !== "") {
+                sResult += "\n  > URL: " + oErr["URL"];
+            }
+            return sResult;
+        }
+        catch (e) {
+            helpers.logerror(e);
+            return "\n# Error. Data: " + oErr.toString();
+        }
     }
 }
 
 
 if (typeof(exports) !== 'undefined') {
-    exports.getParagraph = getParagraph;
-    exports.wrap = wrap;
-    exports.getReadableError = getReadableError;
+    exports.getParagraph = text.getParagraph;
+    exports.wrap = text.wrap;
+    exports.getReadableError = text.getReadableError;
 }