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Localize inside whole misc_helpers.lua

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This commit is contained in:
est31 2015-06-01 18:16:07 +02:00
parent 617a3d426f
commit 6df6b2a0e0
1 changed files with 22 additions and 21 deletions
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43
builtin/common/misc_helpers.lua
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@ -1,5 +1,10 @@
-- Minetest: builtin/misc_helpers.lua
--------------------------------------------------------------------------------
-- Localize functions to avoid table lookups (better performance).
local table_insert = table.insert
local string_sub, string_sub = string.sub, string.find
--------------------------------------------------------------------------------
function basic_dump(o)
local tp = type(o)
@ -89,13 +94,13 @@ function dump2(o, name, dumped)
-- the form _G["table: 0xFFFFFFF"]
keyStr = string.format("_G[%q]", tostring(k))
-- Dump key table
table.insert(t, dump2(k, keyStr, dumped))
table_insert(t, dump2(k, keyStr, dumped))
end
else
keyStr = basic_dump(k)
end
local vname = string.format("%s[%s]", name, keyStr)
table.insert(t, dump2(v, vname, dumped))
table_insert(t, dump2(v, vname, dumped))
end
return string.format("%s = {}\n%s", name, table.concat(t))
end
@ -130,7 +135,7 @@ function dump(o, indent, nested, level)
local t = {}
local dumped_indexes = {}
for i, v in ipairs(o) do
table.insert(t, dump(v, indent, nested, level + 1))
table_insert(t, dump(v, indent, nested, level + 1))
dumped_indexes[i] = true
end
for k, v in pairs(o) do
@ -139,7 +144,7 @@ function dump(o, indent, nested, level)
k = "["..dump(k, indent, nested, level + 1).."]"
end
v = dump(v, indent, nested, level + 1)
table.insert(t, k.." = "..v)
table_insert(t, k.." = "..v)
end
end
nested[o] = nil
@ -154,10 +159,6 @@ function dump(o, indent, nested, level)
return "{"..table.concat(t, ", ").."}"
end
--------------------------------------------------------------------------------
-- Localize functions to avoid table lookups (better performance).
local table_insert = table.insert
local str_sub, str_find = string.sub, string.find
function string.split(str, delim, include_empty, max_splits, sep_is_pattern)
delim = delim or ","
max_splits = max_splits or -1
@ -166,13 +167,13 @@ function string.split(str, delim, include_empty, max_splits, sep_is_pattern)
local plain = not sep_is_pattern
max_splits = max_splits + 1
repeat
local np, npe = str_find(str, delim, pos, plain)
local np, npe = string_sub(str, delim, pos, plain)
np, npe = (np or (len+1)), (npe or (len+1))
if (not np) or (max_splits == 1) then
np = len + 1
npe = np
end
local s = str_sub(str, pos, np - 1)
local s = string_sub(str, pos, np - 1)
if include_empty or (s ~= "") then
max_splits = max_splits - 1
table_insert(items, s)
@ -298,8 +299,8 @@ function core.splittext(text,charlimit)
local current_idx = 1
local start,stop = string.find(text," ",current_idx)
local nl_start,nl_stop = string.find(text,"\n",current_idx)
local start,stop = string_find(text, " ", current_idx)
local nl_start,nl_stop = string_find(text, "\n", current_idx)
local gotnewline = false
if nl_start ~= nil and (start == nil or nl_start < start) then
start = nl_start
@ -309,7 +310,7 @@ function core.splittext(text,charlimit)
local last_line = ""
while start ~= nil do
if string.len(last_line) + (stop-start) > charlimit then
table.insert(retval,last_line)
table_insert(retval, last_line)
last_line = ""
end
@ -317,17 +318,17 @@ function core.splittext(text,charlimit)
last_line = last_line .. " "
end
last_line = last_line .. string.sub(text,current_idx,stop -1)
last_line = last_line .. string_sub(text, current_idx, stop - 1)
if gotnewline then
table.insert(retval,last_line)
table_insert(retval, last_line)
last_line = ""
gotnewline = false
end
current_idx = stop+1
start,stop = string.find(text," ",current_idx)
nl_start,nl_stop = string.find(text,"\n",current_idx)
start,stop = string_find(text, " ", current_idx)
nl_start,nl_stop = string_find(text, "\n", current_idx)
if nl_start ~= nil and (start == nil or nl_start < start) then
start = nl_start
@ -338,11 +339,11 @@ function core.splittext(text,charlimit)
--add last part of text
if string.len(last_line) + (string.len(text) - current_idx) > charlimit then
table.insert(retval,last_line)
table.insert(retval,string.sub(text,current_idx))
table_insert(retval, last_line)
table_insert(retval, string_sub(text, current_idx))
else
last_line = last_line .. " " .. string.sub(text,current_idx)
table.insert(retval,last_line)
last_line = last_line .. " " .. string_sub(text, current_idx)
table_insert(retval, last_line)
end
return retval