Add more examples to api docs

- Clarify that fields need to be in "key=value" format
- Headers need to be in "key:value" format
- Contrast POST vs GET requests with params in examples
- Add an example of how to add HTTP headers
- Use backticks where applicable
This commit is contained in:
Mislav Marohnić 2021-02-11 19:16:11 +01:00
parent f43fb26acf
commit 335f0117c0

View file

@ -55,44 +55,57 @@ func NewCmdApi(f *cmdutil.Factory, runF func(*ApiOptions) error) *cobra.Command
cmd := &cobra.Command{
Use: "api <endpoint>",
Short: "Make an authenticated GitHub API request",
Long: `Makes an authenticated HTTP request to the GitHub API and prints the response.
Long: heredoc.Docf(`
Makes an authenticated HTTP request to the GitHub API and prints the response.
The endpoint argument should either be a path of a GitHub API v3 endpoint, or
"graphql" to access the GitHub API v4.
The endpoint argument should either be a path of a GitHub API v3 endpoint, or
"graphql" to access the GitHub API v4.
Placeholder values ":owner", ":repo", and ":branch" in the endpoint argument will
get replaced with values from the repository of the current directory.
Placeholder values ":owner", ":repo", and ":branch" in the endpoint argument will
get replaced with values from the repository of the current directory.
The default HTTP request method is "GET" normally and "POST" if any parameters
were added. Override the method with '--method'.
The default HTTP request method is "GET" normally and "POST" if any parameters
were added. Override the method with %[1]s--method%[1]s.
Pass one or more '--raw-field' values in "key=value" format to add
JSON-encoded string parameters to the POST body.
Pass one or more %[1]s--raw-field%[1]s values in "key=value" format to add
JSON-encoded string parameters to the POST body.
The '--field' flag behaves like '--raw-field' with magic type conversion based
on the format of the value:
The %[1]s--field%[1]s flag behaves like %[1]s--raw-field%[1]s with magic type conversion based
on the format of the value:
- literal values "true", "false", "null", and integer numbers get converted to
appropriate JSON types;
- placeholder values ":owner", ":repo", and ":branch" get populated with values
from the repository of the current directory;
- if the value starts with "@", the rest of the value is interpreted as a
filename to read the value from. Pass "-" to read from standard input.
- literal values "true", "false", "null", and integer numbers get converted to
appropriate JSON types;
- placeholder values ":owner", ":repo", and ":branch" get populated with values
from the repository of the current directory;
- if the value starts with "@", the rest of the value is interpreted as a
filename to read the value from. Pass "-" to read from standard input.
For GraphQL requests, all fields other than "query" and "operationName" are
interpreted as GraphQL variables.
For GraphQL requests, all fields other than "query" and "operationName" are
interpreted as GraphQL variables.
Raw request body may be passed from the outside via a file specified by '--input'.
Pass "-" to read from standard input. In this mode, parameters specified via
'--field' flags are serialized into URL query parameters.
Raw request body may be passed from the outside via a file specified by %[1]s--input%[1]s.
Pass "-" to read from standard input. In this mode, parameters specified via
%[1]s--field%[1]s flags are serialized into URL query parameters.
In '--paginate' mode, all pages of results will sequentially be requested until
there are no more pages of results. For GraphQL requests, this requires that the
original query accepts an '$endCursor: String' variable and that it fetches the
'pageInfo{ hasNextPage, endCursor }' set of fields from a collection.`,
In %[1]s--paginate%[1]s mode, all pages of results will sequentially be requested until
there are no more pages of results. For GraphQL requests, this requires that the
original query accepts an %[1]s$endCursor: String%[1]s variable and that it fetches the
%[1]spageInfo{ hasNextPage, endCursor }%[1]s set of fields from a collection.
`, "`"),
Example: heredoc.Doc(`
# list releases in the current repository
$ gh api repos/:owner/:repo/releases
# post an issue comment
$ gh api repos/:owner/:repo/issues/123/comments -f body='Hi from CLI'
# add parameters to a GET request
$ gh api -X GET search/issues -f q='repo:cli/cli is:open remote'
# set a custom HTTP header
$ gh api -H 'Accept: application/vnd.github.XYZ-preview+json' ...
# list releases with GraphQL
$ gh api graphql -F owner=':owner' -F name=':repo' -f query='
query($name: String!, $owner: String!) {
repository(owner: $owner, name: $name) {
@ -103,6 +116,7 @@ original query accepts an '$endCursor: String' variable and that it fetches the
}
'
# list all repositories for a user
$ gh api graphql --paginate -f query='
query($endCursor: String) {
viewer {
@ -119,9 +133,11 @@ original query accepts an '$endCursor: String' variable and that it fetches the
`),
Annotations: map[string]string{
"help:environment": heredoc.Doc(`
GH_TOKEN, GITHUB_TOKEN (in order of precedence): an authentication token for github.com API requests.
GH_TOKEN, GITHUB_TOKEN (in order of precedence): an authentication token for
github.com API requests.
GH_ENTERPRISE_TOKEN, GITHUB_ENTERPRISE_TOKEN (in order of precedence): an authentication token for API requests to GitHub Enterprise.
GH_ENTERPRISE_TOKEN, GITHUB_ENTERPRISE_TOKEN (in order of precedence): an
authentication token for API requests to GitHub Enterprise.
GH_HOST: make the request to a GitHub host other than github.com.
`),
@ -153,12 +169,12 @@ original query accepts an '$endCursor: String' variable and that it fetches the
cmd.Flags().StringVar(&opts.Hostname, "hostname", "", "The GitHub hostname for the request (default \"github.com\")")
cmd.Flags().StringVarP(&opts.RequestMethod, "method", "X", "GET", "The HTTP method for the request")
cmd.Flags().StringArrayVarP(&opts.MagicFields, "field", "F", nil, "Add a parameter of inferred type")
cmd.Flags().StringArrayVarP(&opts.RawFields, "raw-field", "f", nil, "Add a string parameter")
cmd.Flags().StringArrayVarP(&opts.RequestHeaders, "header", "H", nil, "Add an additional HTTP request header")
cmd.Flags().StringArrayVarP(&opts.MagicFields, "field", "F", nil, "Add a typed parameter in `key=value` format")
cmd.Flags().StringArrayVarP(&opts.RawFields, "raw-field", "f", nil, "Add a string parameter in `key=value` format")
cmd.Flags().StringArrayVarP(&opts.RequestHeaders, "header", "H", nil, "Add a HTTP request header in `key:value` format")
cmd.Flags().BoolVarP(&opts.ShowResponseHeaders, "include", "i", false, "Include HTTP response headers in the output")
cmd.Flags().BoolVar(&opts.Paginate, "paginate", false, "Make additional HTTP requests to fetch all pages of results")
cmd.Flags().StringVar(&opts.RequestInputFile, "input", "", "The file to use as body for the HTTP request")
cmd.Flags().StringVar(&opts.RequestInputFile, "input", "", "The `file` to use as body for the HTTP request")
cmd.Flags().BoolVar(&opts.Silent, "silent", false, "Do not print the response body")
return cmd
}