chatterino2
Code Issues

feat(plugins): add JSON parsing/serialization (#6420)

Browse Source 
Reviewed-by: Mm2PL <mm2pl+gh@kotmisia.pl>
Reviewed-by: pajlada <rasmus.karlsson@pajlada.com>
This commit is contained in:
nerix
2025-11-21 17:43:28 +01:00
committed by GitHub
parent 115428d7f4
commit b63739e792
17 changed files with 1509 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tests/lua/json/parse.lua
+312
View File
@@ -0,0 +1,312 @@
local json = require('chatterino.json')
local function compare_v(lhs, rhs)
if type(lhs) == "table" then
if type(rhs) ~= "table" then
print("lhs:", type(lhs), "rhs:", type(rhs))
return false
end
for key_l, val_l in pairs(lhs) do
local val_r = rhs[key_l]
if not compare_v(val_l, val_r) then
print("[", key_l, "] failed")
return false
end
end
for key_r, _ in pairs(rhs) do
if lhs[key_r] == nil then
print(key_r, "was in rhs but not in lhs")
return false
end
end
return true
end
if lhs ~= rhs then
print("lhs:", lhs, "rhs:", rhs)
return false
end
return true
end
local function check_err(...)
local ok = pcall(json.parse, ...)
local arg0 = ...
if arg0 == nil then
arg0 = "(nil)"
end
assert(not ok, "parsing '" .. arg0 .. "' should've resulted in an error")
end
---@param input string
---@param expected any
---@vararg {allow_comments?: boolean, allow_trailing_commas?: boolean}|any
local function check_ok(input, expected, ...)
local parsed = json.parse(input, ...)
assert(compare_v(parsed, expected), "parsing '" .. input .. "' didn't yield the expected value")
end
-- empty
check_ok('{}', {})
check_ok('[]', {})
check_ok('{}', {}, { allow_comments = true })
check_ok('{}', {}, { allow_trailing_commas = true })
check_ok('{}', {}, { allow_comments = true, allow_trailing_commas = true })
-- spaces
check_ok(' {} ', {})
check_ok(' {\n\t} ', {})
check_ok(' {\r\n\t} ', {})
check_ok(' {}\n\n \n', {})
-- scalars
check_ok('""', "")
check_ok('"foo"', "foo")
check_ok('"foo\\nbar\\nbaz"', "foo\nbar\nbaz")
check_ok('true', true)
check_ok('false', false)
check_ok('0', 0)
check_ok('-0', 0)
check_ok('42', 42)
check_ok('-42', -42)
check_ok('1.23456', 1.23456)
check_ok('null', json.null)
-- integer limits
check_ok('9223372036854775807', 9223372036854775807) -- max int (this has to be equal)
-- +/- 1 precision in 64 bit float
local v_1_shl_64 = json.parse('18446744073709551615')
assert(v_1_shl_64 >= 18446744073709551614 or v_1_shl_64 <= 18446744073709551616)
check_ok('9223372036854775808', 9223372036854775808) -- double
-- objects
check_ok('{"foo": 1}', { foo = 1 })
check_ok('{"foo": [1, 2, {"bar": false}]}', { foo = { 1, 2, { bar = false } } })
check_ok('{"foo": 1, "bar": "hey", "baz": {"obj": true}, "a": null}',
{ foo = 1, bar = "hey", baz = { obj = true }, a = json.null })
check_ok('{"esc\\naped": "a string"}', { ["esc\naped"] = "a string" })
check_ok('{"": 1}', { [""] = 1 })
check_ok('{"": {"": 0}, "": 0}', { [""] = 0 })
-- arrays
check_ok('[]', {})
check_ok('[1]', { 1 })
check_ok('["string"]', { "string" })
check_ok('[null]', { json.null })
check_ok('[null, 1, null]', { json.null, 1, json.null })
check_ok('[{}]', { {} })
check_ok('[{}, {}]', { {}, {} })
check_ok('[{}, "foo", 1, false, true]', { {}, "foo", 1, false, true })
check_ok('[[[[[[{"foo": 1}]]]]]]', { { { { { { { foo = 1 } } } } } } })
-- From Qt
check_ok([[
[
"json Test Pattern pass1",
{"object with 1 member":["array with 1 element"]},
{},
[],
-42,
true,
false,
null,
{
"integer": 1234567890,
"real": -9876.543210,
"e": 0.123456789e-2,
"E": 1.234567890E+3,
"": 2E66,
"zero": 0,
"one": 1,
"space": " ",
"quote": "\"",
"backslash": "\\",
"controls": "\b\f\n\r\t",
"slash": "/ & \/",
"alpha": "abcdefghijklmnopqrstuvwxyz",
"ALPHA": "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
"digit": "0123456789",
"0123456789": "digit",
"special": "`1~!@#$%^&*()_+-={':[,]}|;.</>?",
"hex": "\u0123\u4567\u89AB\uCDEF\uabcd\uef4A",
"true": true,
"false": false,
"null": null,
"array":[ ],
"object":{ },
"address": "50 St. James Street",
"url": "nix",
"comment": "// /* <!-- --",
"# -- --> */": " ",
" s p a c e d " :[1,2 , 3
,
4 , 5 , 6 ,7 ],"compact":[1,2,3,4,5,6,7],
"jsontext": "{\"object with 1 member\":[\"array with 1 element\"]}",
"quotes": "&#34; \u0022 %22 0x22 034 &#x22;",
"\/\"\uCAFE\uBABE\uAB98\uFCDE\ubcda\uef4A\b\f\n\r\t`1~!@#$%^&*()_+-=[]{}|;:',./<>?" : "A key can be any string"
},
0.5 ,98.6
,
99.44
,
1066,
1e1,
0.1e1,
1e-1,
1e00,
2e+00,
2e-00,
"rosebud",
{"foo": "bar"}
]
]], {
"json Test Pattern pass1",
{ ["object with 1 member"] = { "array with 1 element" } },
{},
{},
-42,
true,
false,
json.null,
{
integer = 1234567890,
real = -9876.543210,
e = 0.123456789e-2,
E = 1.234567890E+3,
[""] = 2E66,
zero = 0,
one = 1,
space = " ",
quote = "\"",
backslash = "\\",
controls = "\b\f\n\r\t",
slash = "/ & /",
alpha = "abcdefghijklmnopqrstuvwxyz",
ALPHA = "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
digit = "0123456789",
["0123456789"] = "digit",
special = "`1~!@#$%^&*()_+-={\':[,]}|;.</>?",
hex = "\u{0123}\u{4567}\u{89AB}\u{CDEF}\u{abcd}\u{ef4A}",
["true"] = true,
["false"] = false,
null = json.null,
array = {},
object = {},
address = "50 St. James Street",
url = "nix",
comment = "// /* <!-- --",
["# -- --> */"] = " ",
[" s p a c e d "] = { 1, 2, 3, 4, 5, 6, 7 },
compact = { 1, 2, 3, 4, 5, 6, 7 },
jsontext = "{\"object with 1 member\":[\"array with 1 element\"]}",
quotes = "&#34; \u{0022} %22 0x22 034 &#x22;",
["/\"\u{CAFE}\u{BABE}\u{AB98}\u{FCDE}\u{bcda}\u{ef4A}\b\f\n\r\t`1~!@#$%^&*()_+-=[]{}|;:',./<>?"] =
"A key can be any string"
},
0.5,
98.6,
99.44,
1066,
1e1,
0.1e1,
1e-1,
1e00,
2e+00,
2e-00,
"rosebud",
{ foo = "bar" }
})
-- limits
local big = string.rep('[', 256) .. string.rep(']', 256)
json.parse(big)
local too_big = string.rep('[', 257) .. string.rep(']', 257)
check_err(too_big)
big = string.rep('{"x":', 256) .. "1" .. string.rep('}', 256)
json.parse(big)
too_big = string.rep('{"x":', 257) .. "1" .. string.rep('}', 257)
check_err(too_big)
-- bad inputs
check_err('')
check_err('{} junk')
check_err('junk{}')
check_err('}')
check_err('{')
check_err('{"foo": 1')
check_err('{"foo": }')
check_err('{"foo": nul}')
check_err('"')
check_err('\\"foo"')
check_err()
-- comments
local bcpl_comment = [[
{
"my val": 42, // a comment
"other": false
}
]]
check_ok(bcpl_comment, { ["my val"] = 42, other = false }, { allow_comments = true })
check_ok(bcpl_comment, { ["my val"] = 42, other = false }, { allow_comments = true, allow_trailing_commas = false })
check_ok(bcpl_comment, { ["my val"] = 42, other = false }, { allow_comments = true, allow_trailing_commas = true })
check_err(bcpl_comment)
check_err(bcpl_comment, { allow_comments = false })
check_err(bcpl_comment, { allow_trailing_commas = false })
check_err(bcpl_comment, { allow_trailing_commas = true })
check_err(bcpl_comment, { allow_comments = false, allow_trailing_commas = true })
local c_comment = [[
{
"my val": 42, /* a comment
*/"other": false
}
]]
check_ok(c_comment, { ["my val"] = 42, other = false }, { allow_comments = true })
check_ok(c_comment, { ["my val"] = 42, other = false }, { allow_comments = true, allow_trailing_commas = false })
check_ok(c_comment, { ["my val"] = 42, other = false }, { allow_comments = true, allow_trailing_commas = true })
check_err(c_comment)
check_err(c_comment, { allow_comments = false })
check_err(c_comment, { allow_trailing_commas = false })
check_err(c_comment, { allow_trailing_commas = true })
check_err(c_comment, { allow_comments = false, allow_trailing_commas = true })
local trailing_comma = [[
{
"my val": 42,
"other": false,
}
]]
check_ok(trailing_comma, { ["my val"] = 42, other = false }, { allow_trailing_commas = true })
check_ok(trailing_comma, { ["my val"] = 42, other = false }, { allow_trailing_commas = true, allow_comments = false })
check_ok(trailing_comma, { ["my val"] = 42, other = false }, { allow_trailing_commas = true, allow_comments = true })
check_err(trailing_comma)
check_err(trailing_comma, { allow_trailing_commas = false })
check_err(trailing_comma, { allow_comments = false })
check_err(trailing_comma, { allow_comments = true })
check_err(trailing_comma, { allow_trailing_commas = false, allow_comments = true })
local trailing_comma_comment = [[
{
"my val": 42, // a comment
"other": false, /* another comment */
}
]]
check_ok(trailing_comma_comment, { ["my val"] = 42, other = false },
{ allow_trailing_commas = true, allow_comments = true })
check_err(trailing_comma_comment, { allow_trailing_commas = true })
check_err(trailing_comma_comment, { allow_trailing_commas = true, allow_comments = false })
check_err(trailing_comma_comment)
check_err(trailing_comma_comment, { allow_trailing_commas = false })
check_err(trailing_comma_comment, { allow_comments = false })
check_err(trailing_comma_comment, { allow_comments = true })
check_err(trailing_comma_comment, { allow_trailing_commas = false, allow_comments = true })