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References are now written using normal links: You now use [`print`] or
[print a string][`print`]) instead of @{print} or @{print|print a
string}.
1.3 KiB
1.3 KiB
module: [kind=event] http_failure
see: http.request To send an HTTP request.
The [http_failure] event is fired when an HTTP request fails.
This event is normally handled inside [http.get] and [http.post], but it can still be seen when using [http.request].
Return Values
- [
string]: The event name. - [
string]: The URL of the site requested. - [
string]: An error describing the failure. - [
http.Response]|[nil]: A response handle if the connection succeeded, but the server's response indicated failure.
Example
Prints an error why the website cannot be contacted:
local myURL = "https://does.not.exist.tweaked.cc"
http.request(myURL)
local event, url, err
repeat
event, url, err = os.pullEvent("http_failure")
until url == myURL
print("The URL " .. url .. " could not be reached: " .. err)
Prints the contents of a webpage that does not exist:
local myURL = "https://tweaked.cc/this/does/not/exist"
http.request(myURL)
local event, url, err, handle
repeat
event, url, err, handle = os.pullEvent("http_failure")
until url == myURL
print("The URL " .. url .. " could not be reached: " .. err)
print(handle.getResponseCode())
handle.close()