script added to list used custom text keys

src/scripts/findCustomTexts.js

+// analysis of source code (html, ts):
+// listing of all used keys for customText
+
+const fs = require("fs");
+let foundKeys = {};
+let foundSourceFiles = [];
+
+function analyse ( fileName, isHtml ) {
+  const fileContent = fs.readFileSync(fileName, 'utf8').toString();
+
+  const searchPattern = isHtml ? /\|\s*customtext:\s*'\w+'/g : /\.getCustomText\s*\(\s*'\w+'\s*\)/g;
+  const matches = fileContent.match(searchPattern);
+  if (matches) {
+    foundSourceFiles.push(fileName);
+    for (let i = 0; i < matches.length; i++) {
+      const posStart = matches[i].indexOf("'");
+      const posEnd = matches[i].lastIndexOf("'");
+      const foundKey = matches[i].substr(posStart + 1, posEnd - posStart - 1);
+      if (foundKeys[foundKey]) {
+        foundKeys[foundKey] += 1;
+      } else {
+        foundKeys[foundKey] = 1;
+      }
+    }
+  }
+}
+
+function takeFolder(sourceFolder ) {
+  const dirEntries = fs.readdirSync(sourceFolder);
+  for (let i = 0; i < dirEntries.length; i++) {
+    const fullObjectName = sourceFolder + '/' + dirEntries[i];
+    const stats = fs.statSync(fullObjectName);
+    if (stats.isDirectory()) {
+      takeFolder(fullObjectName);
+    } else if (stats.isFile()) {
+      const dotPos = fullObjectName.lastIndexOf('.');
+      if (dotPos > 0) {
+        const fileExtension = fullObjectName.substr(dotPos + 1);
+        if (fileExtension.toUpperCase() === 'TS') {
+          analyse(fullObjectName, false);
+        } else if (fileExtension.toUpperCase() === 'HTML') {
+          analyse(fullObjectName, true);
+        }
+      }
+    }
+  }
+}
+
+takeFolder('../app');
+
+console.log(foundKeys);
+console.log(foundSourceFiles);
+console.log('done.');