From 7ee395d918b97795f151c24ed877bfcc2edf602a Mon Sep 17 00:00:00 2001
From: Li Jin <dragon-fly@qq.com>
Date: Thu, 25 Dec 2025 00:00:08 +0800
Subject: Added named vararg support.

---
 spec/outputs/codes_from_doc.lua    | 60 +++++++++++++++++++++++++++++++
 spec/outputs/codes_from_doc_zh.lua | 60 +++++++++++++++++++++++++++++++
 spec/outputs/vararg.lua            | 72 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 192 insertions(+)

(limited to 'spec/outputs')

diff --git a/spec/outputs/codes_from_doc.lua b/spec/outputs/codes_from_doc.lua
index d6617a9..de5abdd 100644
--- a/spec/outputs/codes_from_doc.lua
+++ b/spec/outputs/codes_from_doc.lua
@@ -737,6 +737,36 @@ end
 	local first = select(1, ...)
 	return print(ok, count, first)
 end)(fn(true))
+local f
+f = function(...)
+	local t = {
+		n = select("#", ...),
+		...
+	}
+	print("argument count:", t.n)
+	print("table length:", #t)
+	for i = 1, t.n do
+		print(t[i])
+	end
+end
+f(1, 2, 3)
+f("a", "b", "c", "d")
+f()
+local process
+process = function(...)
+	local args = {
+		n = select("#", ...),
+		...
+	}
+	local sum = 0
+	for i = 1, args.n do
+		if args[i] ~= nil and type(args[i]) == "number" then
+			sum = sum + args[i]
+		end
+	end
+	return sum
+end
+process(1, nil, 3, nil, 5)
 Rx.Observable.fromRange(1, 8):filter(function(x)
 	return x % 2 == 0
 end):concat(Rx.Observable.of('who do we appreciate')):map(function(value)
@@ -3215,6 +3245,36 @@ end
 	local first = select(1, ...)
 	return print(ok, count, first)
 end)(fn(true))
+local f
+f = function(...)
+	local t = {
+		n = select("#", ...),
+		...
+	}
+	print("argument count:", t.n)
+	print("table length:", #t)
+	for i = 1, t.n do
+		print(t[i])
+	end
+end
+f(1, 2, 3)
+f("a", "b", "c", "d")
+f()
+local process
+process = function(...)
+	local args = {
+		n = select("#", ...),
+		...
+	}
+	local sum = 0
+	for i = 1, args.n do
+		if args[i] ~= nil and type(args[i]) == "number" then
+			sum = sum + args[i]
+		end
+	end
+	return sum
+end
+process(1, nil, 3, nil, 5)
 Rx.Observable.fromRange(1, 8):filter(function(x)
 	return x % 2 == 0
 end):concat(Rx.Observable.of('who do we appreciate')):map(function(value)
diff --git a/spec/outputs/codes_from_doc_zh.lua b/spec/outputs/codes_from_doc_zh.lua
index ec84112..6a6c38c 100644
--- a/spec/outputs/codes_from_doc_zh.lua
+++ b/spec/outputs/codes_from_doc_zh.lua
@@ -737,6 +737,36 @@ end
 	local first = select(1, ...)
 	return print(ok, count, first)
 end)(fn(true))
+local f
+f = function(...)
+	local t = {
+		n = select("#", ...),
+		...
+	}
+	print("参数个数:", t.n)
+	print("表长度:", #t)
+	for i = 1, t.n do
+		print(t[i])
+	end
+end
+f(1, 2, 3)
+f("a", "b", "c", "d")
+f()
+local process
+process = function(...)
+	local args = {
+		n = select("#", ...),
+		...
+	}
+	local sum = 0
+	for i = 1, args.n do
+		if args[i] ~= nil and type(args[i]) == "number" then
+			sum = sum + args[i]
+		end
+	end
+	return sum
+end
+process(1, nil, 3, nil, 5)
 Rx.Observable.fromRange(1, 8):filter(function(x)
 	return x % 2 == 0
 end):concat(Rx.Observable.of('who do we appreciate')):map(function(value)
@@ -3209,6 +3239,36 @@ end
 	local first = select(1, ...)
 	return print(ok, count, first)
 end)(fn(true))
+local f
+f = function(...)
+	local t = {
+		n = select("#", ...),
+		...
+	}
+	print("参数个数:", t.n)
+	print("表长度:", #t)
+	for i = 1, t.n do
+		print(t[i])
+	end
+end
+f(1, 2, 3)
+f("a", "b", "c", "d")
+f()
+local process
+process = function(...)
+	local args = {
+		n = select("#", ...),
+		...
+	}
+	local sum = 0
+	for i = 1, args.n do
+		if args[i] ~= nil and type(args[i]) == "number" then
+			sum = sum + args[i]
+		end
+	end
+	return sum
+end
+process(1, nil, 3, nil, 5)
 Rx.Observable.fromRange(1, 8):filter(function(x)
 	return x % 2 == 0
 end):concat(Rx.Observable.of('who do we appreciate')):map(function(value)
diff --git a/spec/outputs/vararg.lua b/spec/outputs/vararg.lua
index 254aa6a..9f97681 100644
--- a/spec/outputs/vararg.lua
+++ b/spec/outputs/vararg.lua
@@ -294,3 +294,75 @@ join = function(...)
 	end
 	return nil
 end
+do
+	local f1
+	f1 = function(...)
+		local t = {
+			n = select("#", ...),
+			...
+		}
+		print(t.n)
+		print(#t)
+		for i = 1, t.n do
+			print(t[i])
+		end
+	end
+	f1(1, 2, 3)
+	f1("a", "b", "c", "d")
+	f1()
+	local f2
+	f2 = function(...)
+		local args = {
+			n = select("#", ...),
+			...
+		}
+		print("args count:", args.n)
+		print("args length:", #args)
+		for i = 1, args.n do
+			if args[i] == nil then
+				print("position", i, "is nil")
+			else
+				print("position", i, ":", args[i])
+			end
+		end
+	end
+	f2(1, nil, 3, nil, 5)
+	local f3
+	f3 = function(prefix, ...)
+		local items = {
+			n = select("#", ...),
+			...
+		}
+		local result = { }
+		for i = 1, items.n do
+			result[i] = prefix .. tostring(items[i])
+		end
+		return result
+	end
+	f3("item_", 1, 2, 3)
+	local f4
+	f4 = function(...)
+		local empty = {
+			n = select("#", ...),
+			...
+		}
+		print("empty count:", empty.n)
+		return print("empty length:", #empty)
+	end
+	f4()
+	local process
+	process = function(...)
+		local data = {
+			n = select("#", ...),
+			...
+		}
+		local sum = 0
+		for i = 1, data.n do
+			if type(data[i]) == "number" then
+				sum = sum + data[i]
+			end
+		end
+		return sum
+	end
+	return process(1, 2, 3, "skip", 5)
+end
-- 
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