Fixed minor errors

diff --git a/client/lualibs/html_dumplib.lua b/client/lualibs/html_dumplib.lua
index d2aee33ba5b5e137d6211c6b6cdc0c3f40770fd4..66a3e03784fab7023cf8432fc9675d19b9a99319 100644 (file)
--- a/client/lualibs/html_dumplib.lua
+++ b/client/lualibs/html_dumplib.lua
@@ -16,6 +16,7 @@ end
 -- This is only meant to be used when errors occur
 local function oops(err)
        print("ERROR: ",err)
+       return nil, err
 end
 
 local function save_HTML(javascript, filename)
@@ -28,7 +29,7 @@ local function save_HTML(javascript, filename)
        
        local outfile = io.open(filename, "w")
        if outfile == nil then 
-               return oops("Could not write to file ", filename)
+               return oops(string.format("Could not write to file %s",tostring(filename)))
        end
        -- Write the data into it
        outfile:write(html)
@@ -88,7 +89,7 @@ local function convert_eml_to_html(input, output)
 
        local infile = io.open(input, "r")
        if infile == nil then 
-               return oops("Could not read file ", input)
+               return oops(string.format("Could not read file %s",tostring(input)))
        end
 
        -- Read file, get JS
@@ -108,7 +109,7 @@ local function convert_bin_to_html(input, output, blockLen)
 
        local infile = io.open(input, "r")
        if infile == nil then 
-               return oops("Could not read file ", input)
+               return oops(string.format("Could not read file %s",tostring(input)))
        end
        -- Read file, get JS
        local javascript = convert_binary_dump_to_JS(infile, blockLen)