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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 component.lua
--
-- define module
local component = component or {}
local _instance = _instance or {}
-- load modules
local os = require("base/os")
local io = require("base/io")
local path = require("base/path")
local utils = require("base/utils")
local table = require("base/table")
local option = require("base/option")
local hashset = require("base/hashset")
local scopeinfo = require("base/scopeinfo")
local interpreter = require("base/interpreter")
local language = require("language/language")
local sandbox = require("sandbox/sandbox")
-- new an instance
function _instance.new(name, opt)
opt = opt or {}
local instance = table.inherit(_instance)
instance._NAME = name
instance._INFO = scopeinfo.new("component", {}, {interpreter = component._interpreter()})
instance._PACKAGE = opt.package
return instance
end
-- get the component name
function _instance:name()
return self._NAME
end
-- get the type: component
function _instance:type()
return "component"
end
-- get the it's package
function _instance:package()
return self._PACKAGE
end
-- get the component configuration
function _instance:get(name)
return self._INFO:get(name)
end
-- set the value to the component info
function _instance:set(name, ...)
self._INFO:apival_set(name, ...)
end
-- add the value to the component info
function _instance:add(name, ...)
self._INFO:apival_add(name, ...)
end
-- get the extra configuration
function _instance:extraconf(name, item, key)
local conf = self._INFO:extraconf(name, item, key)
if conf == nil and self:base() then
conf = self:base():extraconf(name, item, key)
end
return conf
end
-- set the extra configuration
function _instance:extraconf_set(name, item, key, value)
return self._INFO:extraconf_set(name, item, key, value)
end
-- get on_component script
function _instance:_on_component()
local script = self:package():get("component")
local result = nil
if type(script) == "function" then
result = script
elseif type(script) == "table" then
result = script[self:name()]
result = result or script["__generic__"]
end
return result
end
-- load this component
function _instance:_load()
local loaded = self._LOADED
if not loaded then
local script = self:_on_component()
if script then
local ok, errors = sandbox.load(script, self:package(), self)
if not ok then
os.raise("load component(%s) failed, %s", self:name(), errors or "unknown errors")
end
end
self._LOADED = true
end
end
-- the interpreter
function component._interpreter()
local interp = component._INTERPRETER
if not interp then
interp = interpreter.new()
interp:api_define(component.apis())
interp:api_define(language.apis())
component._INTERPRETER = interp
end
return interp
end
-- get component apis
function component.apis()
return {
values = {
-- component.add_xxx
"component.add_extsources"
}
}
end
-- new component
function component.new(name, opt)
return _instance.new(name, opt)
end
-- return module
return component
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