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Update libretroDB

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This commit is contained in:
twinaphex 2015-01-25 18:59:52 +01:00
parent fd03054615
commit a2a13e26d8
1 changed files with 52 additions and 12 deletions
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64
libretrodb/dat_converter.lua
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@ -1,48 +1,82 @@
local dat_obj = {}
local match_key = nil
local function dat_lexer(f)
local function dat_lexer(f, fname)
local line, err = f:read("*l")
local location = {line_no = 1, column = 1, fname = fname}
return function()
local tok = nil
while not tok do
if not line then
return nil
end
tok, line = string.match(line, "^%s*(..-)(%s.*)")
pre_space, tok, line = string.match(line, "^(%s*)(..-)([()]*%s.*)")
if tok and string.match(tok, "^\"") then
tok, line = string.match(tok..line, "^\"([^\"]-)\"(.*)")
elseif tok and string.match(tok, "^[()]") then
line = tok:sub(2) .. line
tok = tok:sub(1,1)
end
location.column = location.column + #(pre_space or "")
tok_loc = {
line_no = location.line_no,
column = location.column,
fname = location.fname
}
if not line then
line = f:read("*l")
location.line_no = location.line_no + 1
location.column = 1
else
location.column = location.column + #tok
end
end
return tok
print(tok)
return tok, tok_loc
end
end
local function dat_parse_table(lexer)
local function dat_parse_table(lexer, start_loc)
local res = {}
local state = "key"
local key = nil
for tok in lexer do
for tok, loc in lexer do
if state == "key" then
if tok == ")" then
return res
elseif tok == "(" then
error(string.format(
"%s:%d:%d: fatal error: Unexpected '(' instead of key",
loc.fname,
loc.line_no,
loc.column
))
else
key = tok
state = "value"
end
else
if tok == "(" then
res[key] = dat_parse_table(lexer)
res[key] = dat_parse_table(lexer, loc)
elseif tok == ")" then
error(string.format(
"%s:%d:%d: fatal error: Unexpected ')' instead of value",
loc.fname,
loc.line_no,
loc.column
))
else
res[key] = tok
end
state = "key"
end
end
return res
error(string.format(
"%s:%d:%d: fatal error: Missing ')' for '('",
start_loc.fname,
start_loc.line_no,
start_loc.column
))
end
local function dat_parser(lexer)
@ -50,7 +84,7 @@ local function dat_parser(lexer)
local state = "key"
local key = nil
local skip = true
for tok in lexer do
for tok, loc in lexer do
if state == "key" then
if tok == "game" then
skip = false
@ -58,13 +92,19 @@ local function dat_parser(lexer)
state = "value"
else
if tok == "(" then
local v = dat_parse_table(lexer)
local v = dat_parse_table(lexer, loc)
if not skip then
table.insert(res, v)
skip = true
end
else
error("Expected '(' found '"..tok.."'")
error(string.format(
"%s:%d:%d: fatal error: Expected '(' found '%s'",
loc.fname,
loc.line_no,
loc.column,
tok
))
end
state = "key"
end
@ -114,7 +154,7 @@ function init(...)
end
print("Parsing dat file '" .. dat_path .. "'...")
local objs = dat_parser(dat_lexer(dat_file))
local objs = dat_parser(dat_lexer(dat_file, dat_path))
dat_file:close()
for _, obj in pairs(objs) do
if match_key then
@ -149,7 +189,7 @@ function get_value()
releaseyear = uint(tonumber(t.releaseyear)),
rumble = uint(tonumber(t.rumble)),
analog = uint(tonumber(t.analog)),
edge_rating = uint(tonumber(t.edge_rating)),
edge_issue = uint(tonumber(t.edge_issue)),