Basalt2/docs/references/libraries/expect.md

local errorManager = require("errorManager")

-- Simple type checking without stack traces local function expect(position, value, expectedType) local valueType = type(value)

if expectedType == "element" then
    if valueType == "table" and value.get("type") ~= nil then
        return true
    end
end

if expectedType == "color" then
    if valueType == "number" and value >= 1 and value <= 32768 then
        return true
    end
    if valueType == "string" and colors[value] then
        return true
    end
end

if valueType ~= expectedType then
    errorManager.header = "Basalt Type Error"
    errorManager.error(string.format(
        "Bad argument #%d: expected %s, got %s",
        position,
        expectedType,
        valueType
    ))
end

return true

end

return expect