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local files = require 'files'
local guide = require 'parser.guide'
local vm = require 'vm'
local getLabel = require 'core.hover.label'
local function getHoverAsFunction(source)
local uri = guide.getRoot(source).uri
local text = files.getText(uri)
local values = vm.getValue(source)
local labels = {}
for _, value in ipairs(values) do
if value.type == 'function' then
labels[#labels+1] = getLabel(value.source)
end
end
local label = table.concat(labels, '\n')
return {
label = label,
source = source,
}
end
local function getHover(source)
local isFunction = vm.hasType(source, 'function')
if isFunction then
return getHoverAsFunction(source)
end
end
return function (uri, offset)
local ast = files.getAst(uri)
if not ast then
return nil
end
local hover = guide.eachSourceContain(ast.ast, offset, function (source)
if source.type == 'local'
or source.type == 'setlocal'
or source.type == 'getlocal'
or source.type == 'setglobal'
or source.type == 'getglobal'
or source.type == 'field'
or source.type == 'method' then
return getHover(source)
end
end)
return hover
end
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