Mercurial Hosting > luan
view src/luan/cmd_line.luan @ 1084:aa967fd73b80
improve error message
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Sat, 26 Nov 2016 20:51:14 -0700 |
parents | 1a68fc55a80c |
children | d6d0bd05ad8c |
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local Luan = require "luan:Luan.luan" local error = Luan.error local ipairs = Luan.ipairs or error() local load_file = Luan.load_file or error() local try = Luan.try or error() local Table = require "luan:Table.luan" local Io = require "luan:Io.luan" local print = Io.print or error() local args = {...} if #args == 0 then print("Luan "..Luan.VERSION) Io.debug("> ") else local file = args[1] Luan.arg = {} for j,v in ipairs(args) do Luan.arg[j-1] = v end try { function() local main_file = load_file(file) print( main_file( Table.unpack(Luan.arg) ) ) end; catch = function(e) -- java(); e.java.printStackTrace(); Io.print_to(Io.stderr, e ) end; } end