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--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-present, Xmake Open Source Community.
--
-- @author ruki
-- @file coroutine.lua
--
-- define module: coroutine
local coroutine = coroutine or {}
-- load modules
local utils = require("base/utils")
local option = require("base/option")
local string = require("base/string")
-- save original interfaces
coroutine._resume = coroutine._resume or coroutine.resume
-- resume coroutine with enhanced error reporting
--
-- @param co the coroutine to resume
-- @param ... the resume arguments
-- @return true and results on success, or false and error info
--
function coroutine.resume(co, ...)
local ok, results = coroutine._resume(co, ...)
if not ok then
-- get errors
local errors = results
if option.get("diagnosis") then
errors = debug.traceback(co, results)
elseif type(results) == "string" then
-- remove the prefix info
local _, pos = results:find(":%d+: ")
if pos then
errors = results:sub(pos + 1)
end
end
return false, errors
end
return true, results
end
-- return module: coroutine
return coroutine
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