version bump 1.11.0: suppress exports

`DO_NOT_EXPORT_CODEPAGE` suppresses commonjs exports

Author: SheetJSDev

README.md

@@ -48,6 +48,10 @@ the object, edit the `JSVAR` shell variable in `make.sh` and run the script.
 The utilities functions are contained in `cputils.js`, which assumes that the
 appropriate codepage scripts were loaded.
 
+The script will manipulate `module.exports` if available (e.g. in a CommonJS
+`require` context).  This is not always desirable.  To prevent the behavior,
+define `DO_NOT_EXPORT_CODEPAGE`.
+
 ## Usage
 
 Most codepages are indexed by number.  To get the unicode character for a given

codepage.md

@@ -427,7 +427,7 @@ awk -F, '{print $1, $2, $3}' $INFILE | while read cp url cptype; do
     sed 's/"\([0-9]+\)":/\1:/g' <bits/$cp.js.tmp >bits/$cp.js
     rm -f bits/$cp.js.tmp
 done
-echo "if (typeof module !== 'undefined' && module.exports) module.exports = $JSVAR;" >> $OUTFILE.tmp
+echo "if (typeof module !== 'undefined' && module.exports && typeof DO_NOT_EXPORT_CODEPAGE === 'undefined') module.exports = $JSVAR;" >> $OUTFILE.tmp
 sed 's/"\([0-9]+\)":/\1:/g' <$OUTFILE.tmp >$OUTFILE
 rm -f $OUTFILE.tmp
 ```
@@ -753,7 +753,7 @@ describe('failures', function() {
 ```json>package.json
 {
   "name": "codepage",
-  "version": "1.10.1",
+  "version": "1.11.0",
   "author": "SheetJS",
   "description": "pure-JS library to handle codepages",
   "keywords": [ "codepage", "iconv", "convert", "strings" ],

cpexcel.js

@@ -12,7 +12,7 @@ type DecoderMap = {[id:CPIndex]:Decoder};
   if(typeof cptable === "undefined") {
     if(typeof require !== "undefined"){
       var cpt/*:CPTable*/ = require('./cptable');
-      if (typeof module !== 'undefined' && module.exports) module.exports = factory(cpt);
+      if (typeof module !== 'undefined' && module.exports && typeof DO_NOT_EXPORT_CODEPAGE === 'undefined') module.exports = factory(cpt);
       else root.cptable = factory(cpt);
     } else throw new Error("cptable not found");
   } else cptable = factory(cptable);

cptable.js

@@ -6,7 +6,7 @@
   if(typeof cptable === "undefined") {
     if(typeof require !== "undefined"){
       var cpt = require('./cptable');
-      if (typeof module !== 'undefined' && module.exports) module.exports = factory(cpt);
+      if (typeof module !== 'undefined' && module.exports && typeof DO_NOT_EXPORT_CODEPAGE === 'undefined') module.exports = factory(cpt);
       else root.cptable = factory(cpt);
     } else throw new Error("cptable not found");
   } else cptable = factory(cptable);