Prefer const/let over var

po/po2js

@@ -17,11 +17,11 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-var getopt = require('node-getopt');
-var fs = require('fs');
-var po2json = require("po2json");
+const getopt = require('node-getopt');
+const fs = require('fs');
+const po2json = require("po2json");
 
-opt = getopt.create([
+const opt = getopt.create([
   ['h' , 'help'                , 'display this help'],
 ]).bindHelp().parseSystem();
 
@@ -30,14 +30,14 @@ if (opt.argv.length != 2) {
   process.exit(1);
 }
 
-var data = po2json.parseFileSync(opt.argv[0]);
+const data = po2json.parseFileSync(opt.argv[0]);
 
-var bodyPart = Object.keys(data).filter((msgid) => msgid !== "").map((msgid) => {
+const bodyPart = Object.keys(data).filter((msgid) => msgid !== "").map((msgid) => {
     if (msgid === "") return;
-    var msgstr = data[msgid][1];
+    const msgstr = data[msgid][1];
     return "    " + JSON.stringify(msgid) + ": " + JSON.stringify(msgstr);
 }).join(",\n");
 
-var output = "{\n" + bodyPart + "\n}";
+const output = "{\n" + bodyPart + "\n}";
 
 fs.writeFileSync(opt.argv[1], output);

po/xgettext-html

@@ -5,17 +5,16 @@
  * Licensed under MPL 2.0 (see LICENSE.txt)
  */
 
-var getopt = require('node-getopt');
+const getopt = require('node-getopt');
+const jsdom = require("jsdom");
+const fs = require("fs");
 
-var jsdom = require("jsdom");
-var fs = require("fs");
-
-opt = getopt.create([
+const opt = getopt.create([
     ['o' , 'output=FILE'      , 'write output to specified file'],
     ['h' , 'help'             , 'display this help'],
 ]).bindHelp().parseSystem();
 
-var strings = {};
+const strings = {};
 
 function addString(str, location) {
     if (str.length == 0) {
@@ -74,7 +73,7 @@ function process(elem, locator, enabled) {
         }
     }
 
-    for (var i = 0;i < elem.childNodes.length;i++) {
+    for (let i = 0; i < elem.childNodes.length; i++) {
         node = elem.childNodes[i];
         if (node.nodeType === node.ELEMENT_NODE) {
             process(node, locator, enabled);
@@ -84,24 +83,22 @@ function process(elem, locator, enabled) {
     }
 }
 
-for (var i = 0;i < opt.argv.length;i++) {
-    var file;
+for (let i = 0; i < opt.argv.length; i++) {
+    const fn = opt.argv[i];
+    const file = fs.readFileSync(fn, "utf8");
+    const dom = new jsdom.JSDOM(file, { includeNodeLocations: true });
+    const body = dom.window.document.body;
 
-    fn = opt.argv[i];
-    file = fs.readFileSync(fn, "utf8");
-    dom = new jsdom.JSDOM(file, { includeNodeLocations: true });
-    body = dom.window.document.body;
-
-    locator = function (elem) {
-        offset = dom.nodeLocation(elem).startOffset;
-        line = file.slice(0, offset).split("\n").length;
+    const locator = function (elem) {
+        const offset = dom.nodeLocation(elem).startOffset;
+        const line = file.slice(0, offset).split("\n").length;
         return fn + ":" + line;
     };
 
     process(body, locator, true);
 }
 
-var output = "";
+let output = "";
 
 for (str in strings) {
     output += "#:";