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Fix middleware example #115

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merged 1 commit into from
May 13, 2020
Merged

Fix middleware example #115

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42 changes: 11 additions & 31 deletions examples/middleware.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,11 @@ local tsgi = require('http.tsgi')
local json = require('json')
local log = require('log')

box.cfg{}

local httpd = http_server.new('127.0.0.1', 12345, {
local httpd = http_server.new('127.0.0.1', 8080, {
log_requests = true,
log_errors = true
})
local router = http_router.new()

local function swap_orange_and_apple(env)
local path_info = env['PATH_INFO']
Expand All @@ -37,45 +36,26 @@ local function add_helloworld_to_response(env)
return resp
end

local function apple_handler(_)
router:route({method = 'GET', path = '/fruits/apple'}, function()
return {status = 200, body = json.encode({kind = 'apple'})}
end
end)

local function orange_handler(_)
router:route({method = 'GET', path = '/fruits/orange'}, function()
return {status = 200, body = json.encode({kind = 'orange'})}
end
end)

local router = http_router.new()
:route({
method = 'GET',
path = '/fruits/apple',
},
apple_handler
)
:route({
method = 'GET',
path = '/fruits/orange',
},
orange_handler
)

local ok = router:use({
assert(router:use(swap_orange_and_apple, {
preroute = true,
name = 'swap_orange_and_apple',
method = 'GET',
path = '/fruits/.*',
handler = swap_orange_and_apple,
})
assert(ok, 'no conflict on adding swap_orange_and_apple')
}), 'conflict on adding swap_orange_and_apple')

ok = router:use({
assert(router:use(add_helloworld_to_response, {
name = 'hello_world',
method = 'GET',
path = '/fruits/.*',
handler = add_helloworld_to_response,
})
assert(ok, 'no conflict on adding hello_world middleware')

}), 'conflict on adding hello_world middleware')

httpd:set_handler(router)
httpd:set_router(router)
httpd:start()