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Change \177 to \u{029e}, correctly define keyword, change loadstring to load
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a62a56f535
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@ -233,7 +233,7 @@ local function lua_to_mal(a)
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end
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local function lua_eval(str)
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local f, err = loadstring("return "..str)
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local f, err = load("return "..str)
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if err then
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types.throw("lua-eval: can't load code: "..err)
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end
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@ -250,8 +250,14 @@ M.ns = {
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['number?'] = function(a) return types._number_Q(a) end,
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symbol = function(a) return types.Symbol:new(a) end,
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['symbol?'] = function(a) return types._symbol_Q(a) end,
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['string?'] = function(a) return types._string_Q(a) and "\177" ~= string.sub(a,1,1) end,
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keyword = function(a) return "\177"..a end,
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['string?'] = function(a) return types._string_Q(a) and "\u{029e}" ~= string.sub(a,1,2) end,
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keyword = function(a)
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if types._keyword_Q(a) then
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return a
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else
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return "\u{029e}"..a
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end
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end,
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['keyword?'] = function(a) return types._keyword_Q(a) end,
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['fn?'] = function(a) return types._fn_Q(a) end,
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['macro?'] = function(a) return types._macro_Q(a) end,
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@ -272,7 +278,7 @@ M.ns = {
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['-'] = function(a,b) return a-b end,
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['*'] = function(a,b) return a*b end,
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['/'] = function(a,b) return math.floor(a/b) end,
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-- ['time-ms'] = function() return math.floor(socket.gettime() * 1000) end,
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['time-ms'] = function() return math.floor(os.clock()*1000) end,
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list = function(...) return List:new(table.pack(...)) end,
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['list?'] = function(a) return types._list_Q(a) end,
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@ -23,8 +23,8 @@ function M._pr_str(obj, print_readably)
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end
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return "{".. table.concat(res, " ").."}"
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elseif type(obj) == 'string' then
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if string.sub(obj,1,1) == "\177" then
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return ':' .. string.sub(obj,2)
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if string.sub(obj,1,2) == "\u{029e}" then
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return ':' .. string.sub(obj,3)
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else
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if _r then
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local sval = obj:gsub('\\', '\\\\')
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@ -46,15 +46,15 @@ function M.read_atom(rdr)
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elseif float_re:exec(token) then return tonumber(token)
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elseif string_re:exec(token) then
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local sval = string.sub(token,2,string.len(token)-1)
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sval = string.gsub(sval, '\\\\', '\177')
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sval = string.gsub(sval, '\\\\', '\u{029e}')
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sval = string.gsub(sval, '\\"', '"')
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sval = string.gsub(sval, '\\n', '\n')
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sval = string.gsub(sval, '\177', '\\')
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sval = string.gsub(sval, '\u{029e}', '\\')
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return sval
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elseif string.sub(token,1,1) == '"' then
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throw("expected '\"', got EOF")
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elseif string.sub(token,1,1) == ':' then
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return "\177" .. string.sub(token,2)
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return "\u{029e}" .. string.sub(token,2)
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elseif token == "nil" then return Nil
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elseif token == "true" then return true
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elseif token == "false" then return false
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@ -118,7 +118,7 @@ end
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-- Keywords
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function M._keyword_Q(obj)
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return M._string_Q(obj) and "\177" == string.sub(obj,1,1)
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return M._string_Q(obj) and "\u{029e}" == string.sub(obj,1,2)
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end
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