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local guide = require 'parser.guide'
local workspace = require 'workspace'
local files = require 'files'
local function findDef(searcher, source, callback)
searcher:eachDef(source, function (info)
local src = info.source
local uri = info.uri
if src.type == 'setfield'
or src.type == 'getfield'
or src.type == 'tablefield' then
callback(src.field, uri)
elseif src.type == 'setindex'
or src.type == 'getindex'
or src.type == 'tableindex' then
callback(src.index, uri)
elseif src.type == 'getmethod'
or src.type == 'setmethod' then
callback(src.method, uri)
else
callback(src, uri)
end
end)
end
---@param searcher engineer
local function checkRequire(searcher, source, offset, callback)
if source.type ~= 'call' then
return
end
local func = source.node
local pathSource = source.args and source.args[1]
if not pathSource then
return
end
if not guide.isContain(pathSource, offset) then
return
end
local literal = guide.getLiteral(pathSource)
if type(literal) ~= 'string' then
return
end
local name = searcher:getSpecialName(func)
if name == 'require' then
local result = workspace.findUrisByRequirePath(literal, true)
for _, uri in ipairs(result) do
callback(uri)
end
elseif name == 'dofile'
or name == 'loadfile' then
local result = workspace.findUrisByFilePath(literal, true)
for _, uri in ipairs(result) do
callback(uri)
end
end
end
return function (uri, offset)
local results = {}
local searcher = files.getSearcher(uri)
if not searcher then
return nil
end
guide.eachSourceContain(searcher.ast, offset, function (source)
checkRequire(searcher, source, offset, function (uri)
results[#results+1] = {
uri = uri,
source = source,
target = {
start = 0,
finish = 0,
}
}
end)
findDef(searcher, source, function (target, uri)
results[#results+1] = {
target = target,
uri = uri,
source = source,
}
end)
end)
if #results == 0 then
return nil
end
return results
end
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