script/vm/getGlobals.lua


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local collector = require 'core.collector'
local vm        = require 'vm.vm'

function vm.hasGlobalSets(name)
    local id = ('def:g:%q'):format(name)
    return collector.has(id)
end

function vm.getGlobalSets(name)
    local cache = vm.getCache 'getGlobalSets'
    if cache[name] then
        return cache[name]
    end
    local results = {}
    cache[name] = results
    local id
    if name == '*' then
        id = 'def:g:'
    else
        id = ('def:g:%q'):format(name)
    end
    for node in collector.each(id) do
        if node.sources then
            for _, source in ipairs(node.sources) do
                results[#results+1] = source
            end
        end
    end
    return results
end