This commit is contained in:
Alex Yatskov 2024-08-04 11:12:55 -07:00
parent 4847e4f918
commit a4933b4d11

View File

@ -1,9 +1,130 @@
--
-- GuidConfig
--
local GuidConfig = {
comma_space = false,
default_style = 'd',
object_char = 'g',
}
--
-- Guid
--
local Guid = {}
Guid.__index = Guid
function Guid.find(pos, check_col)
local patterns = {
'{\\s*0x[0-9a-fA-F]\\{8\\},\\s*0x[0-9a-fA-F]\\{4\\},\\s*0x[0-9a-fA-F]\\{4\\},\\s*{\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\}\\s*}\\s*}', -- x
'(\\s*[0-9a-fA-F]\\{8\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{12\\}\\s*)', -- p
'{\\s*[0-9a-fA-F]\\{8\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{12\\}\\s*}', -- b
'[0-9a-fA-F]\\{8\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{12\\}', -- d
'[0-9a-fA-F]\\{32\\}', -- n
}
local find_pattern = function(pattern, flags)
local row, col = unpack(vim.fn.searchpos(pattern, flags))
if row ~= 0 or col ~= 0 then
local text = vim.fn.matchstr(vim.fn.getline(row), pattern)
return {row = row, col = col, text = text}
end
end
local find_pattern_at_pos = function(pattern)
for _, flags in ipairs({'cnW', 'bnW'}) do
local match_pos = find_pattern(pattern, flags)
if match_pos and match_pos.row == pos.row and (not check_col or match_pos.col <= pos.col and match_pos.col + #match_pos.text > pos.col) then
return match_pos
end
end
end
for _, pattern in ipairs(patterns) do
local match_pos = find_pattern_at_pos(pattern)
if match_pos then
return {row = match_pos.row, col = match_pos.col, text = match_pos.text, guid = Guid.parse(match_pos.text)}
end
end
end
function Guid.generate()
-- Generate a pseudo-random GUID according to RFC 4122:
-- https://www.rfc-editor.org/rfc/rfc4122
-- Set all bits to randomly (or pseudo-randomly) chosen values.
local bytes = {}
for i = 1, 16 do
bytes[i] = math.random(0, 255)
end
-- Set the two most significant bits (bits 6 and 7) of the
-- clock_seq_hi_and_reserved to zero and one, respectively.
bytes[9] = bit.band(bit.bor(bytes[9], 0x80), 0xbf)
-- Set the four most significant bits (bits 12 through 15) of the
-- time_hi_and_version field to the 4-bit version number.
bytes[7] = bit.band(bit.bor(bytes[7], 0x40), bit.lshift(4, 4))
return setmetatable(bytes, Guid)
end
function Guid.parse(text)
local text_stripped = text:gsub('[{}()%-, ]', ''):gsub('0x', '')
assert(#text_stripped == 32)
local bytes = {}
for i = 0, 30, 2 do
local text_byte = text_stripped:sub(1 + i, 2 + i)
table.insert(bytes, tonumber(text_byte, 16))
end
return bytes
end
function Guid.print(guid, style)
if style == '' then
style = GuidConfig.default_style
end
-- Format specifier definition:
-- https://learn.microsoft.com/en-us/dotnet/api/system.guid.tostring?view=net-7.0
local format = nil
local style_lower = style:lower()
if style_lower == 'n' then
-- 00000000000000000000000000000000
format = '%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x'
elseif style_lower == 'd' then
-- 00000000-0000-0000-0000-000000000000
format = '%.2x%.2x%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x%.2x%.2x%.2x%.2x'
elseif style_lower == 'b' then
-- {00000000-0000-0000-0000-000000000000}
format = '{%.2x%.2x%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x%.2x%.2x%.2x%.2x}'
elseif style_lower == 'p' then
-- (00000000-0000-0000-0000-000000000000)
format = '(%.2x%.2x%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x-%.2x%.2x%.2x%.2x%.2x%.2x)'
elseif style_lower == 'x' then
-- {0x00000000,0x0000,0x0000,{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}}
format = '{0x%.2x%.2x%.2x%.2x,0x%.2x%.2x,0x%.2x%.2x,{0x%.2x,0x%.2x,0x%.2x,0x%.2x,0x%.2x,0x%.2x,0x%.2x,0x%.2x}}'
else
vim.api.nvim_notify('Unrecognized GUID format!', vim.log.levels.ERROR, {})
return
end
local guid_printed = string.format(format, unpack(guid))
if style:upper() == style then
guid_printed = guid_printed:upper():gsub('X', 'x')
end
if GuidConfig.comma_space then
guid_printed = guid_printed:gsub(',', ', ')
end
return guid_printed
end
local GuidPatterns = {
'{\\s*0x[0-9a-fA-F]\\{8\\},\\s*0x[0-9a-fA-F]\\{4\\},\\s*0x[0-9a-fA-F]\\{4\\},\\s*{\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\},\\s*0x[0-9a-fA-F]\\{2\\}\\s*}\\s*}', -- x
'(\\s*[0-9a-fA-F]\\{8\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{4\\}-[0-9a-fA-F]\\{12\\}\\s*)', -- p
@ -21,9 +142,7 @@ local function setup(config)
if GuidConfig.object_char then
for _, mode in ipairs({'x', 'o'}) do
for _, prefix in ipairs({'i', 'a'}) do
vim.api.nvim_set_keymap(mode, prefix .. GuidConfig.object_char, ':<C-u>GuidObject<cr>', {noremap = true, silent = true})
end
for _, prefix in ipairs({'i', 'a'}) do vim.api.nvim_set_keymap(mode, prefix .. GuidConfig.object_char, ':<C-u>GuidObject<cr>', {noremap = true, silent = true}) end
end
end
end