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57 lines
2.0 KiB
57 lines
2.0 KiB
-- Copyright (c) 2011-2015 Rob Hoelz <rob@hoelz.ro>
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--
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-- Permission is hereby granted, free of charge, to any person obtaining a copy of
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-- this software and associated documentation files (the "Software"), to deal in
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-- the Software without restriction, including without limitation the rights to
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-- use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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-- the Software, and to permit persons to whom the Software is furnished to do so,
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-- subject to the following conditions:
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--
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-- The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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-- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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-- COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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-- IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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-- CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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-- @class repl.console
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--- This module implements a command line-based REPL,
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--- similar to the standalone Lua interpreter.
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local sync_repl = require 'repl.sync'
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local compat = require 'repl.compat'
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local console_repl = sync_repl:clone()
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local stdout = io.stdout
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local stdin = io.stdin
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local print = print
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local unpack = unpack
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-- @see repl:showprompt(prompt)
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function console_repl:showprompt(prompt)
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stdout:write(prompt .. ' ')
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end
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-- @see repl.sync:lines()
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function console_repl:lines()
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return stdin:lines()
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end
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-- @see repl:displayresults(results)
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function console_repl:displayresults(results)
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if results.n == 0 then
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return
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end
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print(compat.unpack(results, 1, results.n))
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end
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-- @see repl:displayerror(err)
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function console_repl:displayerror(err)
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print(err)
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end
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console_repl._features.console = true
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return console_repl
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