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new recusive parser2

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This commit is contained in:
Victor Bombi
2020-09-03 16:57:16 +02:00
parent 5f1243c42c
commit 18745e0713
1 changed files with 6 additions and 78 deletions
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84
generator/cpp2ffi.lua
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@@ -1048,85 +1048,7 @@ function M.Parser()
table.insert(outtab,"\n};")
return table.concat(outtab,""),stname,outtab
end
function par:clean_struct(itst, locat)
local stru = itst.item
local outtab = {}
--local iner = strip_end(stru:match("%b{}"):sub(2,-2))
local inistruct = clean_spaces(stru:match("(.-)%b{}"))
--local stname = stru:match("struct%s*(%S+)%s*%b{}")
local stname, derived
if inistruct:match":" then
stname,derived = inistruct:match"struct%s*([^%s:]+):(.+)"
derived = derived:match"(%S+)$"
else
stname = inistruct:match"struct%s(%S+)"
end
if derived then print(stname,"derived from",derived) end
--try to get name from typedef structs
if not stname and stru:match("typedef struct") then
stname = stru:match("%b{}%s*(%S+)%s*;")
end
if not stname then
print(stru)
error"could not get stname"
end
--initial
--table.insert(outtab,stru:match("(.-)%b{}"))
table.insert(outtab,"\nstruct "..stname.."\n")
table.insert(outtab,"{")
if derived then
table.insert(outtab,"\n "..derived.." _"..derived..";")
end
--local itlist,itemsin = parseItems(iner, false,locat)
local itlist = itst.childs
if #itlist == 0 then
print("clean_struct with empty struc",stname);
-- M.prtable(itst)
-- if stname=="StbUndoRecord" then error"dddd" end
return ""
end --here we avoid empty structs
for j,it in ipairs(itlist) do
if it.re_name == "vardef_re" or it.re_name == "functype_re" or it.re_name == "union_re" then
local it2 = it.item --:gsub("<([%w_]+)>","_%1") --templates
--local ttype,template = it.item:match("([^%s,%(%)]+)%s*<(.+)>")
local ttype,template = it.item:match"([^%s,%(%)]+)%s*<(.+)>"
if template then
--if template=="T" then print("T found in---------");print(stru) end
local te = template:gsub("%s","_")
te = te:gsub("%*","Ptr")
self.templates[ttype] = self.templates[ttype] or {}
self.templates[ttype][template] = te
it2 = it2:gsub("(<[%w_%*%s]+>)([^%s])","%1 %2") --add if not present space after <>
it2 = it2:gsub("<([%w_%*%s]+)>","_"..te)
end
--clean mutable
it2 = it2:gsub("mutable","")
--clean namespaces
it2 = it2:gsub("%w+::","")
--skip static variables
if not (it.re_name == "vardef_re" and it2:match"static") then
table.insert(outtab,it2)
end
elseif it.re_name == "struct_re" then
print("inerstructs",it.item)
table.insert(self.inerstructs,it)
--elseif it.re_name == "enum_re" then
--local enumname, enumbody = it.item:match"^%s*enum%s+([^%s;{}]+)[%s\n\r]*(%b{})"
--self.embeded_enums[enumname] = stname.."::"..enumname
--table.insert(outtab,"\ntypedef enum ".. enumbody..enumname..";")
--self.enums_for_table(it,outtab,{})
elseif it.re_name ~= "functionD_re" and it.re_name ~= "function_re" then
print(it.re_name,"not processed")
M.prtable(it)
end
end
--final
table.insert(outtab,"\n};")
return table.concat(outtab,""),stname,outtab
end
function par:gen_structs_and_enums()
local outtab = {}
local outtabpre = {}
@@ -1148,6 +1070,12 @@ function M.Parser()
elseif it.re_name == "enum_re" then
local enumname, enumbody = it.item:match"^%s*enum%s+([^%s;{}]+)[%s\n\r]*(%b{})"
table.insert(outtab,"\ntypedef enum ".. enumbody..enumname..";")
if it.parent then
if it.parent.re_name == "namespace_re" then
local namespace = it.parent.item:match("namespace%s+(%S+)")
self.embeded_enums[enumname] = namespace.."::"..enumname
end
end
elseif it.re_name == "struct_re" or it.re_name == "typedef_st_re" then
local cleanst,structname = self:clean_structR1(it, it.locat)
if not structname then print("NO NAME",cleanst,it.item) end