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MyWikiBiz, Author Your Legacy — Wednesday July 03, 2024
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-- Low-overhead version of {{Subatomic particle|...}} to avoid exceeding
-- template include size at [[List of baryons]].
local particleTable, supsub
local function stripToNil(text)
-- If text is a string, return its trimmed content, or nil if empty.
-- Otherwise return text (which may, for example, be nil).
if type(text) == 'string' then
text = text:match('(%S.-)%s*$')
end
return text
end
local BREAK = "__BR__"
-- A group is a list of one or more particles with optional separating text.
-- Some items are defined with special meanings:
-- Parameter Output
-- / " / "
-- + " + "
-- or " or "
-- seen " (seen) "
-- _word1_word2 " word1 word2" (wordN is any text)
-- (text) "(text)" (text is any text)
-- br "<br />" (and separates the group into logical lines)
-- Each logical line in the final text is in a nowrap span.
local Group
Group = {
add = function (self, item)
if item ~= nil then
if item == BREAK then
self:purgeCurrent()
else
self.nrCurrent = self.nrCurrent + 1
self.current[self.nrCurrent] = item
end
end
end,
new = function ()
return setmetatable({
nrCurrent = 0,
current = {},
nrLines = 0,
lines = {},
}, Group)
end,
purgeCurrent = function (self)
if self.nrCurrent > 0 then
self.nrLines = self.nrLines + 1
self.lines[self.nrLines] =
'<span style="white-space:nowrap;">' ..
table.concat(self.current) ..
'</span>'
self.nrCurrent = 0
self.current = {}
end
end,
text = function (self)
self:purgeCurrent()
return table.concat(self.lines, '<br />')
end,
}
Group.__index = Group
local keyitems = {
['/'] = " / ",
['+'] = " + ",
['or'] = " or ",
['seen'] = " (seen) ",
['br'] = BREAK,
}
local function expand(item, wantLink)
-- Return text after expanding given item.
-- Throw an error if item is not recognized.
local function quit(reason)
reason = reason or 'has an invalid definition'
error('Particle "' .. item .. '" ' .. reason, 0)
end
local function su(sup, sub, align)
local options = {
align = align,
lineHeight = '1.0em',
}
return supsub(sup, sub, options)
end
local kw = keyitems[item]
if kw then
return kw
end
if item:sub(1, 1) == '_' then
return item:gsub('_', ' ')
end
if item:sub(1, 1) == '(' and item:sub(-1) == ')' then
return item -- no space wanted
end
local particle = particleTable[item:lower()] or quit('is not defined')
local prefix, suffix
if wantLink then
prefix = '[[' .. (particle.link or quit('has no link defined')) .. '|'
suffix = ']]'
else
prefix = ''
suffix = ''
end
local symbol = particle[1] or quit('has no symbol defined')
if particle.anti then
symbol = '<span style="text-decoration:overline;">' .. symbol .. '</span>'
end
return
prefix ..
su(particle.TL, particle.BL, 'r') ..
symbol ..
su(particle.TR, particle.BR, 'l') ..
suffix
end
local function main(frame, wantLink)
-- Arguments are passed using #invoke in an article to avoid double-expansion.
local sandbox = frame:getTitle():find('sandbox', 1, true) and '/sandbox' or ''
particleTable = mw.loadData('Module:Particles/data' .. sandbox).particles
supsub = require('Module:Su')._main
local group = Group.new()
for _, arg in ipairs(frame.args) do
arg = stripToNil(arg)
if arg then
group:add(expand(arg, wantLink))
end
end
return group:text()
end
local function link(frame)
return main(frame, true)
end
local function nolink(frame)
return main(frame, false)
end
return {
link = link,
nolink = nolink,
}
-- template include size at [[List of baryons]].
local particleTable, supsub
local function stripToNil(text)
-- If text is a string, return its trimmed content, or nil if empty.
-- Otherwise return text (which may, for example, be nil).
if type(text) == 'string' then
text = text:match('(%S.-)%s*$')
end
return text
end
local BREAK = "__BR__"
-- A group is a list of one or more particles with optional separating text.
-- Some items are defined with special meanings:
-- Parameter Output
-- / " / "
-- + " + "
-- or " or "
-- seen " (seen) "
-- _word1_word2 " word1 word2" (wordN is any text)
-- (text) "(text)" (text is any text)
-- br "<br />" (and separates the group into logical lines)
-- Each logical line in the final text is in a nowrap span.
local Group
Group = {
add = function (self, item)
if item ~= nil then
if item == BREAK then
self:purgeCurrent()
else
self.nrCurrent = self.nrCurrent + 1
self.current[self.nrCurrent] = item
end
end
end,
new = function ()
return setmetatable({
nrCurrent = 0,
current = {},
nrLines = 0,
lines = {},
}, Group)
end,
purgeCurrent = function (self)
if self.nrCurrent > 0 then
self.nrLines = self.nrLines + 1
self.lines[self.nrLines] =
'<span style="white-space:nowrap;">' ..
table.concat(self.current) ..
'</span>'
self.nrCurrent = 0
self.current = {}
end
end,
text = function (self)
self:purgeCurrent()
return table.concat(self.lines, '<br />')
end,
}
Group.__index = Group
local keyitems = {
['/'] = " / ",
['+'] = " + ",
['or'] = " or ",
['seen'] = " (seen) ",
['br'] = BREAK,
}
local function expand(item, wantLink)
-- Return text after expanding given item.
-- Throw an error if item is not recognized.
local function quit(reason)
reason = reason or 'has an invalid definition'
error('Particle "' .. item .. '" ' .. reason, 0)
end
local function su(sup, sub, align)
local options = {
align = align,
lineHeight = '1.0em',
}
return supsub(sup, sub, options)
end
local kw = keyitems[item]
if kw then
return kw
end
if item:sub(1, 1) == '_' then
return item:gsub('_', ' ')
end
if item:sub(1, 1) == '(' and item:sub(-1) == ')' then
return item -- no space wanted
end
local particle = particleTable[item:lower()] or quit('is not defined')
local prefix, suffix
if wantLink then
prefix = '[[' .. (particle.link or quit('has no link defined')) .. '|'
suffix = ']]'
else
prefix = ''
suffix = ''
end
local symbol = particle[1] or quit('has no symbol defined')
if particle.anti then
symbol = '<span style="text-decoration:overline;">' .. symbol .. '</span>'
end
return
prefix ..
su(particle.TL, particle.BL, 'r') ..
symbol ..
su(particle.TR, particle.BR, 'l') ..
suffix
end
local function main(frame, wantLink)
-- Arguments are passed using #invoke in an article to avoid double-expansion.
local sandbox = frame:getTitle():find('sandbox', 1, true) and '/sandbox' or ''
particleTable = mw.loadData('Module:Particles/data' .. sandbox).particles
supsub = require('Module:Su')._main
local group = Group.new()
for _, arg in ipairs(frame.args) do
arg = stripToNil(arg)
if arg then
group:add(expand(arg, wantLink))
end
end
return group:text()
end
local function link(frame)
return main(frame, true)
end
local function nolink(frame)
return main(frame, false)
end
return {
link = link,
nolink = nolink,
}
