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Updating README

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mzabriskie
2014-10-15 12:10:26 -06:00
parent 5fce14d9ec
commit 7e422d1463
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README.md
+104 -86
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@@ -10,7 +10,6 @@ Promise based HTTP client for the browser and node.js
- Transform request and response data - Transform request and response data
- Automatic transforms for JSON data - Automatic transforms for JSON data
- Client side support for protecting against [XSRF](http://en.wikipedia.org/wiki/Cross-site_request_forgery) - Client side support for protecting against [XSRF](http://en.wikipedia.org/wiki/Cross-site_request_forgery)
- Specify HTTP request headers
## Installing ## Installing
@@ -37,57 +36,57 @@ Performing a `GET` request
```js ```js
// Make a request for a user with a given ID // Make a request for a user with a given ID
axios.get('/user?ID=12345') axios.get('/user?ID=12345')
.then(function (response) { .then(function (response) {
console.log(response); console.log(response);
}) })
.catch(function (response) { .catch(function (response) {
console.log(response); console.log(response);
}); });
// Optionally the request above could also be done as // Optionally the request above could also be done as
axios.get('/user', { axios.get('/user', {
params: { params: {
ID: 12345 ID: 12345
} }
}) })
.then(function (response) { .then(function (response) {
console.log(response); console.log(response);
}) })
.catch(function (response) { .catch(function (response) {
console.log(response); console.log(response);
}); });
``` ```
Performing a `POST` request Performing a `POST` request
```js ```js
axios.post('/user', { axios.post('/user', {
firstName: 'Fred', firstName: 'Fred',
lastName: 'Flintstone' lastName: 'Flintstone'
}) })
.then(function (response) { .then(function (response) {
console.log(response); console.log(response);
}) })
.catch(function (response) { .catch(function (response) {
console.log(response); console.log(response);
}); });
``` ```
Performing multiple concurrent requests Performing multiple concurrent requests
```js ```js
function getUserAccount() { function getUserAccount() {
return axios.get('/user/12345'); return axios.get('/user/12345');
} }
function getUserPermissions() { function getUserPermissions() {
return axios.get('/user/permissions/12345'); return axios.get('/user/12345/permissions');
} }
axios.all([getUserAccount(), getUserPermissions()]) axios.all([getUserAccount(), getUserPermissions()])
.then(axios.spread(function (acct, perms) { .then(axios.spread(function (acct, perms) {
// Both requests are now complete // Both requests are now complete
})); }));
``` ```
## axios API ## axios API
@@ -98,8 +97,8 @@ Requests can be made by passing the relevant config to `axios`.
```js ```js
axios({ axios({
method: 'get', method: 'get',
url: '/user/12345' url: '/user/12345'
}); });
``` ```
@@ -130,57 +129,57 @@ This is the available config options for making requests. Only the `url` is requ
```js ```js
{ {
// `url` is the server URL that will be used for the request // `url` is the server URL that will be used for the request
url: '/user', url: '/user',
// `method` is the request method to be used when making the request // `method` is the request method to be used when making the request
method: 'get', // default method: 'get', // default
// `transformRequest` allows changes to the request data before it is sent to the server // `transformRequest` allows changes to the request data before it is sent to the server
// This is only applicable for request methods 'PUT', 'POST', and 'PATCH' // This is only applicable for request methods 'PUT', 'POST', and 'PATCH'
// The last function in the array must return a string or an ArrayBuffer // The last function in the array must return a string or an ArrayBuffer
transformRequest: [function (data) { transformRequest: [function (data) {
// Do whatever you want to transform the data // Do whatever you want to transform the data
return data; return data;
}], }],
// `transformResponse` allows changes to the response data to be made before // `transformResponse` allows changes to the response data to be made before
// it is passed to then/catch // it is passed to then/catch
transformResponse: [function (data) { transformResponse: [function (data) {
// Do whatever you want to transform the data // Do whatever you want to transform the data
return data; return data;
}], }],
// `headers` are custom headers to be sent // `headers` are custom headers to be sent
headers: {'X-Requested-With': 'XMLHttpRequest'}, headers: {'X-Requested-With': 'XMLHttpRequest'},
// `param` are the URL parameters to be sent with the request // `param` are the URL parameters to be sent with the request
params: { params: {
ID: 12345 ID: 12345
}, },
// `data` is the data to be sent as the request body // `data` is the data to be sent as the request body
// Only applicable for request methods 'PUT', 'POST', and 'PATCH' // Only applicable for request methods 'PUT', 'POST', and 'PATCH'
// When no `transformRequest` is set, must be a string, an ArrayBuffer or a hash // When no `transformRequest` is set, must be a string, an ArrayBuffer or a hash
data: { data: {
firstName: 'Fred' firstName: 'Fred'
}, },
// `withCredentials` indicates whether or not cross-site Access-Control requests // `withCredentials` indicates whether or not cross-site Access-Control requests
// should be made using credentials // should be made using credentials
withCredentials: false, // default withCredentials: false, // default
// `responseType` indicates the type of data that the server will respond with // `responseType` indicates the type of data that the server will respond with
// options are 'arraybuffer', 'blob', 'document', 'json', 'text' // options are 'arraybuffer', 'blob', 'document', 'json', 'text'
responseType: 'json', // default responseType: 'json', // default
// `xsrfCookieName` is the name of the cookie to use as a value for xsrf token // `xsrfCookieName` is the name of the cookie to use as a value for xsrf token
xsrfCookieName: 'XSRF-TOKEN', // default xsrfCookieName: 'XSRF-TOKEN', // default
// `xsrfHeaderName` is the name of the http header that carries the xsrf token value // `xsrfHeaderName` is the name of the http header that carries the xsrf token value
xsrfHeaderName: 'X-XSRF-TOKEN' // default xsrfHeaderName: 'X-XSRF-TOKEN' // default
} }
``` ```
@@ -190,17 +189,17 @@ The response for a request contains the following information.
```js ```js
{ {
// `data` is the response that was provided by the server // `data` is the response that was provided by the server
data: {}, data: {},
// `status` is the HTTP status code from the server response // `status` is the HTTP status code from the server response
status: 200, status: 200,
// `headers` the headers that the server responded with // `headers` the headers that the server responded with
headers: {}, headers: {},
// `config` is the config that was provided to `axios` for the request // `config` is the config that was provided to `axios` for the request
config: {} config: {}
} }
``` ```
@@ -208,12 +207,31 @@ When using `then` or `catch`, you will receive the response as follows:
```js ```js
axios.get('/user/12345') axios.get('/user/12345')
.then(function(response) { .then(function(response) {
console.log(response.data); console.log(response.data);
console.log(response.status); console.log(response.status);
console.log(response.headers); console.log(response.headers);
console.log(response.config); console.log(response.config);
}); });
```
## Handling Errors
```js
axios.get('/user/12345')
.catch(function (response) {
if (response instanceof Error) {
// Something happened in setting up the request that triggered an Error
console.log('Error', response.message);
} else {
// The request was made, but the server responded with a status code
// that falls out of the range of 2xx
console.log(response.data);
console.log(response.status);
console.log(response.headers);
console.log(response.config);
}
});
``` ```
## Credits ## Credits