init

platform/core/src/string.js

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+function isObject(subject) {
+  return subject instanceof Object || (typeof subject === 'object' && subject !== null);
+}
+
+function isString(subject) {
+  return typeof subject === 'string';
+}
+
+// Search for some string inside any object or array
+function search(object, query, property = null, result = []) {
+  // Create the search pattern
+  const pattern = new RegExp(query.trim(), 'i');
+
+  Object.keys(object).forEach(key => {
+    const item = object[key];
+
+    // Stop here if item is empty
+    if (!item) {
+      return;
+    }
+
+    // Get the value to be compared
+    const value = isString(property) ? item[property] : item;
+
+    // Check if the value match the pattern
+    if (isString(value) && pattern.test(value)) {
+      // Add the current item to the result
+      result.push(item);
+    }
+
+    if (isObject(item)) {
+      // Search recursively the item if the current item is an object
+      search(item, query, property, result);
+    }
+  });
+
+  // Return the found items
+  return result;
+}
+
+// Encode any string into a safe format for HTML id attribute
+function encodeId(input) {
+  const string = input && input.toString ? input.toString() : input;
+
+  // Return an underscore if the given string is empty or if it's not a string
+  if (string === '' || typeof string !== 'string') {
+    return '_';
+  }
+
+  // Create a converter to replace non accepted chars
+  const converter = match => '_' + match[0].charCodeAt(0).toString(16) + '_';
+
+  // Encode the given string and return it
+  return string.replace(/[^a-zA-Z0-9-]/g, converter);
+}
+
+const string = {
+  search,
+  encodeId,
+};
+
+export default string;