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Important bugfix for if

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This commit is contained in:
Jeija 2012-08-08 15:09:05 +02:00
parent ef740353ef
commit e3d2b07cd5
1 changed files with 38 additions and 33 deletions
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71
mesecons_microcontroller/init.lua
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@ -159,6 +159,29 @@ end
function yc_command_if(code, starti, L)
local cond, endi = yc_command_if_getcondition(code, starti)
if cond == nil then return nil end
cond = yc_command_if_parsecondition(cond, L)
if cond == "0" then result = false
elseif cond == "1" then result = true
else result = nil end
return result, endi --endi from local cond, endi = yc_command_if_getcondition(code, starti)
end
function yc_command_if_getcondition(code, starti)
i = starti
s = nil
while s ~= "" do
s = string.sub(code, i, i)
if s == ")" then
return string.sub(code, starti, i-1), i + 1 -- i: (; i+1 after (;
end
i = i + 1
end
return nil, nil
end
function yc_command_if_parsecondition(cond, L)
cond = string.gsub(cond, "A", tostring(L.a and 1 or 0))
cond = string.gsub(cond, "B", tonumber(L.b and 1 or 0))
cond = string.gsub(cond, "C", tonumber(L.c and 1 or 0))
@ -166,6 +189,20 @@ function yc_command_if(code, starti, L)
cond = string.gsub(cond, "!0", "1")
cond = string.gsub(cond, "!1", "0")
local i = 2
local l = string.len(cond)
while i<=l do
local s = cond:sub(i,i)
local b = tonumber(cond:sub(i-1, i-1))
local a = tonumber(cond:sub(i+1, i+1))
if a == nil then break end
if s == "=" then
cond = string.gsub(cond, b..s..a, tostring(a == b))
i = 1
l = string.len(cond)
end
i = i + 1
end
local i = 2
local l = string.len(cond)
@ -200,39 +237,7 @@ function yc_command_if(code, starti, L)
end
i = i + 1
end
local i = 2
local l = string.len(cond)
while i<=l do
local s = cond:sub(i,i)
local b = tonumber(cond:sub(i-1, i-1))
local a = tonumber(cond:sub(i+1, i+1))
if a == nil then break end
if s == "=" then
cond = string.gsub(cond, b..s..a, tostring(a == b))
i = 1
l = string.len(cond)
end
i = i + 1
end
if cond == "0" then result = false
elseif cond == "1" then result = true
else result = nil end
return result, endi --endi from local cond, endi = yc_command_if_getcondition(code, starti)
end
function yc_command_if_getcondition(code, starti)
i = starti
s = nil
while s ~= "" do
s = string.sub(code, i, i)
if s == ")" then
return string.sub(code, starti, i-1), i + 1 -- i: (; i+1 after (;
end
i = i + 1
end
return nil, nil
return cond
end
function yc_get_port_rules(port)