Add a TypeScript definition for Axios with included tests

test/typescript/axios.ts

@@ -0,0 +1,111 @@
+/// <reference path="../../axios.d.ts" />
+
+import axios = require('axios');
+
+axios.get('/user?ID=12345')
+  .then(function (response) {
+      console.log(response);
+    })
+  .catch(function (response) {
+      console.log(response);
+    });
+
+axios.get('/user', {
+    params: {
+      ID: 12345
+    }
+  })
+  .then(function (response) {
+    console.log(response);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios.head('/user', {
+    params: {
+      ID: 12345
+    }
+  })
+  .then(function (response) {
+    console.log(response);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios.delete('/user', {
+    params: {
+      ID: 12345
+    }
+  })
+  .then(function (response) {
+    console.log(response);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios.post('/user', {
+    firstName: 'Fred',
+    lastName: 'Flintstone'
+  })
+  .then(function (response) {
+    console.log(response);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios.put('/user', {
+    firstName: 'Fred',
+    lastName: 'Flintstone'
+  })
+  .then(function (response) {
+    console.log(response);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios.patch('/user', {
+    firstName: 'Fred',
+    lastName: 'Flintstone'
+  })
+  .then(function (response) {
+    console.log(response.data);
+    console.log(response.status + 324);
+    console.log(response.headers);
+    console.log(response.config);
+  })
+  .catch(function (response) {
+    console.log(response);
+  });
+
+axios({
+  method: 'get',
+  url: '/user/12345'
+});
+
+axios({
+  method: 'get',
+  url: '/user/12345',
+  transformRequest: (data) => {
+    return data.doSomething();
+  }
+});
+
+axios({
+    url: "hi",
+    headers: {'X-Requested-With': 'XMLHttpRequest'},
+    params: {
+      ID: 12345
+    },
+    data: {
+      firstName: 'Fred'
+    },
+    withCredentials: false, // default
+    responseType: 'json', // default
+    xsrfCookieName: 'XSRF-TOKEN', // default
+    xsrfHeaderName: 'X-XSRF-TOKEN' // default
+});