This commit is contained in:
lx
2026-07-06 14:01:11 -04:00
commit c4f97d729d
16468 changed files with 935321 additions and 0 deletions
@@ -0,0 +1,51 @@
local LinkedList = {}
LinkedList.__index = LinkedList
LinkedList.createNode = function(value)
local node = {
previous = nil,
next = nil,
value = value,
}
setmetatable(node, LinkedList)
return node
end
-- Inserts a new node between the 'self' node and its 'next' node. Can also be used to append a node to the end
function LinkedList:CreateNext(value)
local nextNode = {
previous = self,
next = self.next,
value = value or {},
}
if self.next then
self.next.previous = nextNode
end
setmetatable(nextNode, LinkedList)
self.next = nextNode
return nextNode
end
-- Inserts a new node between the 'self' node and its 'previous' node. Can also prepend a node to the beginning
function LinkedList:CreatePrevious(value)
local previousNode = {
previous = self.previous,
next = self,
value = value or {},
}
if self.previous then
self.previous.next = previousNode
end
setmetatable(previousNode, LinkedList)
self.previous = previousNode
return previousNode
end
return LinkedList
@@ -0,0 +1,66 @@
return function()
local LinkedList = require(script.Parent.LinkedList)
describe("it should initialize properly", function()
local node = LinkedList.createNode(456)
local emptyNode = LinkedList.createNode()
it("given a value", function()
expect(node.value).to.equal(456)
end)
it("given nothing", function()
expect(emptyNode.value).to.equal(nil)
end)
end)
describe("it should properly link nodes", function()
it("when calling createNext on the end of a list", function()
local nodeA = LinkedList.createNode("a")
local nodeB = nodeA:CreateNext("b")
expect(nodeA.next).to.equal(nodeB)
expect(nodeA.next.value).to.equal(nodeB.value)
expect(nodeB.previous).to.equal(nodeA)
expect(nodeB.previous.value).to.equal(nodeA.value)
end)
it("when calling createNext inbetween Nodes", function()
local nodeA = LinkedList.createNode("a")
local nodeC = nodeA:CreateNext("c")
local nodeB = nodeA:CreateNext("b")
expect(nodeA.next).to.equal(nodeB)
expect(nodeB.previous).to.equal(nodeA)
expect(nodeB.next).to.equal(nodeC)
expect(nodeC.previous).to.equal(nodeB)
end)
it("when calling createPrevious on the beginning of a list", function()
local nodeA = LinkedList.createNode("a")
local nodeZ = nodeA:CreatePrevious("z")
expect(nodeA.previous).to.equal(nodeZ)
expect(nodeA.previous.value).to.equal(nodeZ.value)
expect(nodeZ.next).to.equal(nodeA)
expect(nodeZ.next.value).to.equal(nodeA.value)
end)
it("when calling createPrevious inbetween Nodes", function()
local nodeA = LinkedList.createNode("a")
local nodeY = nodeA:CreatePrevious("y")
local nodeZ = nodeA:CreatePrevious("z")
expect(nodeA.previous).to.equal(nodeZ)
expect(nodeZ.previous).to.equal(nodeY)
expect(nodeZ.next).to.equal(nodeA)
expect(nodeY.next).to.equal(nodeZ)
end)
end)
end
@@ -0,0 +1,106 @@
--[[
Make sure to read api-reference.md for how to use.
--]]
local dependencies = require(script.Parent.dependencies)
local t = dependencies.t
local LinkedList = dependencies.LinkedList
local Promise = dependencies.Promise
local Paginator = {
llRoot = nil,
llIndex = nil,
_isFetching = false,
}
Paginator.__index = Paginator
local requiredProps = t.strictInterface({
pageSize = t.number,
fetchWithCursor = t.callback,
fetchInit = t.callback,
})
Paginator.new = function(props)
assert(requiredProps(props))
local self = {}
for k, v in pairs(props) do
self[k] = v
end
setmetatable(self, Paginator)
self:_init()
return self
end
function Paginator:_init()
-- we don't know our currentCursor... just our previous and next
self._isFetching = true
return self.fetchInit():andThen(function(previousCursor, nextCursor)
self.llRoot = LinkedList.createNode()
self.llIndex = self.llRoot
self.llIndex:CreatePrevious(previousCursor)
self.llIndex:CreateNext(nextCursor)
self._isFetching = false
end)
end
function Paginator:getCurrent()
return self.llIndex.value or {}
end
function Paginator:getNext()
if self._isFetching then
return Promise.reject("Paginator is currently busy. Please wait.")
end
local cursor = self.llIndex.next.value or ""
if cursor == "" then
return Promise.reject("Next cursor is invalid")
end
self.llIndex = self.llIndex.next
self._isFetching = true
return self.fetchWithCursor(cursor):andThen(function(previousCursor, nextCursor)
self.llIndex.previous.value = previousCursor
if self.llIndex.next then
self.llIndex.next.value = nextCursor
else
self.llIndex:CreateNext(nextCursor)
end
self._isFetching = false
end)
end
function Paginator:getPrevious()
if self._isFetching then
return Promise.reject("Paginator is currently busy. Please wait.")
end
local cursor = self.llIndex.previous.value or ""
if cursor == "" then
return Promise.reject("Previous cursor is invalid")
end
self.llIndex = self.llIndex.previous
self._isFetching = true
return self.fetchWithCursor(cursor, true):andThen(function(previousCursor, nextCursor)
self.llIndex.next.value = nextCursor
if self.llIndex.previous then
self.llIndex.previous.value = previousCursor
else
self.llIndex:CreatePrevious(previousCursor)
end
self._isFetching = false
end)
end
function Paginator:isFetching()
return self._isFetching
end
return Paginator
@@ -0,0 +1,200 @@
local dependencies = require(script.Parent.dependencies)
local Promise = dependencies.Promise
return function()
local Paginator = require(script.Parent.Paginator)
describe("it should initialize properly", function()
local mockFetchInit = function(params)
return function()
return Promise.resolve():andThen(function()
return params-1, params+1
end)
end
end
local mockFetchWithCursor = function(cursor)
return Promise.resolve():andThen(function()
local newPrevCursor = cursor - 1
local newNextCursor = cursor + 1
return newPrevCursor, newNextCursor
end)
end
local startCursor = 4
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
it("given proper values", function()
expect(paginator).to.be.ok()
end)
end)
describe("it should return the correct cursors", function()
local mockFetchInit = function(params)
return function()
return Promise.resolve():andThen(function()
return params-1, params+1
end)
end
end
local mockFetchWithCursor = function(cursor)
return Promise.resolve():andThen(function()
local newPrevCursor = cursor - 1
local newNextCursor = cursor + 1
return newPrevCursor, newNextCursor
end)
end
local startCursor = 4
it("when fetching next", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor + 1)
end)
it("when fetching previous", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor - 1)
end)
it("when fetching next then previous", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getNext()
paginator:getPrevious()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor)
end)
it("when fetching previous then next", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor)
end)
it("when fetching next next previous", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
paginator:getNext()
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor + 1)
end)
it("when fetching previous previous next", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
paginator:getPrevious()
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor - 1)
end)
it("when fetching previous next next", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
paginator:getNext()
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor + 1)
end)
it("when fetching next previous previous", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getNext()
paginator:getPrevious()
paginator:getPrevious()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor - 1)
end)
it("when fetching next next next", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getNext()
paginator:getNext()
paginator:getNext()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor + 3)
end)
it("when fetching previous previous previous", function()
local paginator = Paginator.new({
pageSize = 10,
fetchInit = mockFetchInit(startCursor),
fetchWithCursor = mockFetchWithCursor,
})
paginator:getPrevious()
paginator:getPrevious()
paginator:getPrevious()
local newCursor = paginator:getCurrent()
expect(newCursor).to.equal(startCursor - 3)
end)
end)
end
@@ -0,0 +1,8 @@
local ROOT = script.Parent
local Packages = script:FindFirstAncestor("Packages")
return {
t = require(Packages.t),
LinkedList = require(ROOT.LinkedList),
Promise = require(Packages.Promise),
}
@@ -0,0 +1,8 @@
-- Generator information:
-- Human name: GenericPagination
-- Variable name: GenericPagination
-- Repo name: genericpagination
local Paginator = require(script.Paginator)
return Paginator
@@ -0,0 +1,333 @@
local inspect ={
_VERSION = 'inspect.lua 3.1.0',
_URL = 'http://github.com/kikito/inspect.lua',
_DESCRIPTION = 'human-readable representations of tables',
_LICENSE = [[
MIT LICENSE
Copyright (c) 2013 Enrique García Cota
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
]]
}
local tostring = tostring
inspect.KEY = setmetatable({}, {__tostring = function() return 'inspect.KEY' end})
inspect.METATABLE = setmetatable({}, {__tostring = function() return 'inspect.METATABLE' end})
local function rawpairs(t)
return next, t, nil
end
-- Apostrophizes the string if it has quotes, but not aphostrophes
-- Otherwise, it returns a regular quoted string
local function smartQuote(str)
if str:match('"') and not str:match("'") then
return "'" .. str .. "'"
end
return '"' .. str:gsub('"', '\\"') .. '"'
end
-- \a => '\\a', \0 => '\\0', 31 => '\31'
local shortControlCharEscapes = {
["\a"] = "\\a", ["\b"] = "\\b", ["\f"] = "\\f", ["\n"] = "\\n",
["\r"] = "\\r", ["\t"] = "\\t", ["\v"] = "\\v"
}
local longControlCharEscapes = {} -- \a => nil, \0 => \000, 31 => \031
for i=0, 31 do
local ch = string.char(i)
if not shortControlCharEscapes[ch] then
shortControlCharEscapes[ch] = "\\"..i
longControlCharEscapes[ch] = string.format("\\%03d", i)
end
end
local function escape(str)
return (str:gsub("\\", "\\\\")
:gsub("(%c)%f[0-9]", longControlCharEscapes)
:gsub("%c", shortControlCharEscapes))
end
local function isIdentifier(str)
return type(str) == 'string' and str:match( "^[_%a][_%a%d]*$" )
end
local function isSequenceKey(k, sequenceLength)
return type(k) == 'number'
and 1 <= k
and k <= sequenceLength
and math.floor(k) == k
end
local defaultTypeOrders = {
['number'] = 1, ['boolean'] = 2, ['string'] = 3, ['table'] = 4,
['function'] = 5, ['userdata'] = 6, ['thread'] = 7
}
local function sortKeys(a, b)
local ta, tb = type(a), type(b)
-- strings and numbers are sorted numerically/alphabetically
if ta == tb and (ta == 'string' or ta == 'number') then return a < b end
local dta, dtb = defaultTypeOrders[ta], defaultTypeOrders[tb]
-- Two default types are compared according to the defaultTypeOrders table
if dta and dtb then return defaultTypeOrders[ta] < defaultTypeOrders[tb]
elseif dta then return true -- default types before custom ones
elseif dtb then return false -- custom types after default ones
end
-- custom types are sorted out alphabetically
return ta < tb
end
-- For implementation reasons, the behavior of rawlen & # is "undefined" when
-- tables aren't pure sequences. So we implement our own # operator.
local function getSequenceLength(t)
local len = 1
local v = rawget(t,len)
while v ~= nil do
len = len + 1
v = rawget(t,len)
end
return len - 1
end
local function getNonSequentialKeys(t)
local keys, keysLength = {}, 0
local sequenceLength = getSequenceLength(t)
for k,_ in rawpairs(t) do
if not isSequenceKey(k, sequenceLength) then
keysLength = keysLength + 1
keys[keysLength] = k
end
end
table.sort(keys, sortKeys)
return keys, keysLength, sequenceLength
end
local function countTableAppearances(t, tableAppearances)
tableAppearances = tableAppearances or {}
if type(t) == 'table' then
if not tableAppearances[t] then
tableAppearances[t] = 1
for k,v in rawpairs(t) do
countTableAppearances(k, tableAppearances)
countTableAppearances(v, tableAppearances)
end
countTableAppearances(getmetatable(t), tableAppearances)
else
tableAppearances[t] = tableAppearances[t] + 1
end
end
return tableAppearances
end
local copySequence = function(s)
local copy, len = {}, #s
for i=1, len do copy[i] = s[i] end
return copy, len
end
local function makePath(path, ...)
local keys = {...}
local newPath, len = copySequence(path)
for i=1, #keys do
newPath[len + i] = keys[i]
end
return newPath
end
local function processRecursive(process, item, path, visited)
if item == nil then return nil end
if visited[item] then return visited[item] end
local processed = process(item, path)
if type(processed) == 'table' then
local processedCopy = {}
visited[item] = processedCopy
local processedKey
for k,v in rawpairs(processed) do
processedKey = processRecursive(process, k, makePath(path, k, inspect.KEY), visited)
if processedKey ~= nil then
processedCopy[processedKey] = processRecursive(process, v, makePath(path, processedKey), visited)
end
end
local mt = processRecursive(process, getmetatable(processed), makePath(path, inspect.METATABLE), visited)
if type(mt) ~= 'table' then mt = nil end -- ignore not nil/table __metatable field
setmetatable(processedCopy, mt)
processed = processedCopy
end
return processed
end
-------------------------------------------------------------------
local Inspector = {}
local Inspector_mt = {__index = Inspector}
function Inspector:puts(...)
local args = {...}
local buffer = self.buffer
local len = #buffer
for i=1, #args do
len = len + 1
buffer[len] = args[i]
end
end
function Inspector:down(f)
self.level = self.level + 1
f()
self.level = self.level - 1
end
function Inspector:tabify()
self:puts(self.newline, string.rep(self.indent, self.level))
end
function Inspector:alreadyVisited(v)
return self.ids[v] ~= nil
end
function Inspector:getId(v)
local id = self.ids[v]
if not id then
local tv = type(v)
id = (self.maxIds[tv] or 0) + 1
self.maxIds[tv] = id
self.ids[v] = id
end
return tostring(id)
end
function Inspector:putKey(k)
if isIdentifier(k) then return self:puts(k) end
self:puts("[")
self:putValue(k)
self:puts("]")
end
function Inspector:putTable(t)
if t == inspect.KEY or t == inspect.METATABLE then
self:puts(tostring(t))
elseif self:alreadyVisited(t) then
self:puts('<table ', self:getId(t), '>')
elseif self.level >= self.depth then
self:puts('{...}')
else
if self.tableAppearances[t] > 1 then self:puts('<', self:getId(t), '>') end
local nonSequentialKeys, nonSequentialKeysLength, sequenceLength = getNonSequentialKeys(t)
local mt = getmetatable(t)
self:puts('{')
self:down(function()
local count = 0
for i=1, sequenceLength do
if count > 0 then self:puts(',') end
self:puts(' ')
self:putValue(t[i])
count = count + 1
end
for i=1, nonSequentialKeysLength do
local k = nonSequentialKeys[i]
if count > 0 then self:puts(',') end
self:tabify()
self:putKey(k)
self:puts(' = ')
self:putValue(t[k])
count = count + 1
end
if type(mt) == 'table' then
if count > 0 then self:puts(',') end
self:tabify()
self:puts('<metatable> = ')
self:putValue(mt)
end
end)
if nonSequentialKeysLength > 0 or type(mt) == 'table' then -- result is multi-lined. Justify closing }
self:tabify()
elseif sequenceLength > 0 then -- array tables have one extra space before closing }
self:puts(' ')
end
self:puts('}')
end
end
function Inspector:putValue(v)
local tv = type(v)
if tv == 'string' then
self:puts(smartQuote(escape(v)))
elseif tv == 'number' or tv == 'boolean' or tv == 'nil' or
tv == 'cdata' or tv == 'ctype' then
self:puts(tostring(v))
elseif tv == 'table' then
self:putTable(v)
else
self:puts('<', tv, ' ', self:getId(v), '>')
end
end
-------------------------------------------------------------------
function inspect.inspect(root, options)
options = options or {}
local depth = options.depth or math.huge
local newline = options.newline or '\n'
local indent = options.indent or ' '
local process = options.process
if process then
root = processRecursive(process, root, {}, {})
end
local inspector = setmetatable({
depth = depth,
level = 0,
buffer = {},
ids = {},
maxIds = {},
newline = newline,
indent = indent,
tableAppearances = countTableAppearances(root)
}, Inspector_mt)
inspector:putValue(root)
return table.concat(inspector.buffer)
end
setmetatable(inspect, { __call = function(_, ...) return inspect.inspect(...) end })
return inspect
@@ -0,0 +1,7 @@
return function()
it("SHOULD return a valid, constructable object", function()
local api = require(script.Parent)
expect(api).to.be.ok()
expect(api.new).to.be.ok()
end)
end