use reflow to migrate from flow to typescript

scm-ui/ui-components/src/validation.ts

@@ -0,0 +1,21 @@
+const nameRegex = /^[A-Za-z0-9\.\-_][A-Za-z0-9\.\-_@]*$/;
+
+export const isNameValid = (name: string) => {
+  return nameRegex.test(name);
+};
+
+const mailRegex = /^[ -~]+@[A-Za-z0-9][\w\-.]*\.[A-Za-z0-9][A-Za-z0-9-]+$/;
+
+export const isMailValid = (mail: string) => {
+  return mailRegex.test(mail);
+};
+
+export const isNumberValid = (number: string) => {
+  return !isNaN(number);
+};
+
+const pathRegex = /^((?!\/{2,}).)*$/;
+
+export const isPathValid = (path: string) => {
+  return pathRegex.test(path);
+};