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Export global table only if "module()" is defined.

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This commit is contained in:
Diego Nehab 2013-06-05 18:36:51 +08:00
parent b1d1e721d1
commit bc709ac7b7
2 changed files with 24 additions and 21 deletions
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9
src/ltn12.lua
View File

@ -10,9 +10,10 @@
local string = require("string") local string = require("string")
local table = require("table") local table = require("table")
local base = _G local base = _G
ltn12 = {} local _M = {}
local _M = ltn12 if module then -- heuristic for exporting a global package table
ltn12 = _M
end
local filter,source,sink,pump = {},{},{},{} local filter,source,sink,pump = {},{},{},{}
_M.filter = filter _M.filter = filter
@ -294,4 +295,4 @@ function pump.all(src, snk, step)
end end
end end
return _M return _M

36
src/mbox.lua
View File

@ -1,8 +1,10 @@
local Public = {} local _M = {}
mbox = Public if module then
mbox = _M
end
function Public.split_message(message_s) function _M.split_message(message_s)
local message = {} local message = {}
message_s = string.gsub(message_s, "\r\n", "\n") message_s = string.gsub(message_s, "\r\n", "\n")
string.gsub(message_s, "^(.-\n)\n", function (h) message.headers = h end) string.gsub(message_s, "^(.-\n)\n", function (h) message.headers = h end)
@ -16,7 +18,7 @@ function Public.split_message(message_s)
return message.headers or "", message.body or "" return message.headers or "", message.body or ""
end end
function Public.split_headers(headers_s) function _M.split_headers(headers_s)
local headers = {} local headers = {}
headers_s = string.gsub(headers_s, "\r\n", "\n") headers_s = string.gsub(headers_s, "\r\n", "\n")
headers_s = string.gsub(headers_s, "\n[ ]+", " ") headers_s = string.gsub(headers_s, "\n[ ]+", " ")
@ -24,18 +26,18 @@ function Public.split_headers(headers_s)
return headers return headers
end end
function Public.parse_header(header_s) function _M.parse_header(header_s)
header_s = string.gsub(header_s, "\n[ ]+", " ") header_s = string.gsub(header_s, "\n[ ]+", " ")
header_s = string.gsub(header_s, "\n+", "") header_s = string.gsub(header_s, "\n+", "")
local _, __, name, value = string.find(header_s, "([^%s:]-):%s*(.*)") local _, __, name, value = string.find(header_s, "([^%s:]-):%s*(.*)")
return name, value return name, value
end end
function Public.parse_headers(headers_s) function _M.parse_headers(headers_s)
local headers_t = Public.split_headers(headers_s) local headers_t = _M.split_headers(headers_s)
local headers = {} local headers = {}
for i = 1, #headers_t do for i = 1, #headers_t do
local name, value = Public.parse_header(headers_t[i]) local name, value = _M.parse_header(headers_t[i])
if name then if name then
name = string.lower(name) name = string.lower(name)
if headers[name] then if headers[name] then
@ -46,7 +48,7 @@ function Public.parse_headers(headers_s)
return headers return headers
end end
function Public.parse_from(from) function _M.parse_from(from)
local _, __, name, address = string.find(from, "^%s*(.-)%s*%<(.-)%>") local _, __, name, address = string.find(from, "^%s*(.-)%s*%<(.-)%>")
if not address then if not address then
_, __, address = string.find(from, "%s*(.+)%s*") _, __, address = string.find(from, "%s*(.+)%s*")
@ -58,7 +60,7 @@ function Public.parse_from(from)
return name, address return name, address
end end
function Public.split_mbox(mbox_s) function _M.split_mbox(mbox_s)
mbox = {} mbox = {}
mbox_s = string.gsub(mbox_s, "\r\n", "\n") .."\n\nFrom \n" mbox_s = string.gsub(mbox_s, "\r\n", "\n") .."\n\nFrom \n"
local nj, i, j = 1, 1, 1 local nj, i, j = 1, 1, 1
@ -72,19 +74,19 @@ function Public.split_mbox(mbox_s)
return mbox return mbox
end end
function Public.parse(mbox_s) function _M.parse(mbox_s)
local mbox = Public.split_mbox(mbox_s) local mbox = _M.split_mbox(mbox_s)
for i = 1, #mbox do for i = 1, #mbox do
mbox[i] = Public.parse_message(mbox[i]) mbox[i] = _M.parse_message(mbox[i])
end end
return mbox return mbox
end end
function Public.parse_message(message_s) function _M.parse_message(message_s)
local message = {} local message = {}
message.headers, message.body = Public.split_message(message_s) message.headers, message.body = _M.split_message(message_s)
message.headers = Public.parse_headers(message.headers) message.headers = _M.parse_headers(message.headers)
return message return message
end end
return mbox return _M