add param_helper to utils - fix switch statement in pagination

1 files changed, 18 insertions, 0 deletions

diff --git a/app/assets/javascripts/lib/utils/param_helper.js.es6 b/app/assets/javascripts/lib/utils/param_helper.js.es6
new file mode 100644
index 00000000000..2b150c415c8
--- /dev/null
+++ b/app/assets/javascripts/lib/utils/param_helper.js.es6
@@ -0,0 +1,18 @@
+/* eslint-disable no-param-reassign */
+
+((w) => {
+  /**
+    this will take in the `name` of the param you want to parse in the url
+    if the name does not exist this function will return `null`
+    otherwise it will return the value of the param key provided
+  */
+  w.getParameterByName = (name) => {
+    const url = window.location.href;
+    name = name.replace(/[[\]]/g, '\\$&');
+    const regex = new RegExp(`[?&]${name}(=([^&#]*)|&|#|$)`);
+    const results = regex.exec(url);
+    if (!results) return null;
+    if (!results[2]) return '';
+    return decodeURIComponent(results[2].replace(/\+/g, ' '));
+  };
+})(window.gl || (window.gl = {}));