9304060604

Committed 30 May 2024 02:07PM UTC coverage: 74.124% (-0.6%) from 74.707%

Build # 9304060604

Build Type

push

github

Committed by

alerque

Commit Message

style: Reformat Lua with stylua

Run Details

8104 of 11995 new or added lines in 184 files covered. (67.56%)

15 existing lines in 11 files now uncovered.

12444 of 16788 relevant lines covered (74.12%)

7175.1 hits per line

Source File
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96.48

/inputters/sil.lua

local base = require("inputters.base")

local epnf = require("epnf")

local inputter = pl.class(base)
inputter._name = "sil"

inputter.order = 50

inputter.appropriate = function (round, filename, doc)
   if round == 1 then
      return filename:match(".sil$")
   elseif round == 2 then
      local sniff = doc:sub(1, 100)
      local promising = sniff:match("\\begin") or sniff:match("\\document") or sniff:match("\\sile")
      return promising and inputter.appropriate(3, filename, doc) or false
   elseif round == 3 then
      local _parser = epnf.define(inputter._grammar)
      local status, _ = pcall(epnf.parsestring, _parser, doc)
      return status
   end
end

local bits = SILE.parserBits

inputter.passthroughCommands = {
   ftl = true,
   lua = true,
   math = true,
   raw = true,
   script = true,
   sil = true,
   use = true,
   xml = true,
}

function inputter:_init ()
   -- Save time when parsing strings by only setting up the grammar once per
   -- instantiation then re-using it on every use.
   self._parser = self:rebuildParser()
   base._init(self)
end

-- luacheck: push ignore
-- stylua: ignore start
---@diagnostic disable: undefined-global, unused-local, lowercase-global
function inputter._grammar (_ENV)
   local isPassthrough = function (_, _, command)
      return inputter.passthroughCommands[command] or false
   end
   local isNotPassthrough = function (...)
      return not isPassthrough(...)
   end
   local isMatchingEndEnv = function (a, b, thisCommand, lastCommand)
      return thisCommand == lastCommand
   end
   local _ = WS^0
   local eol = S"\r\n"
   local specials = S"{}%\\"
   local escaped_specials = P"\\" * specials
   local unescapeSpecials = function (str)
      return str:gsub('\\([{}%%\\])', '%1')
   end
   local myID = C(bits.silidentifier) / 1
   local cmdID = myID - P"beign" - P"end"
   local wrapper = function (a) return type(a)=="table" and a or {} end
   local parameters = (P"[" * bits.parameters * P"]")^-1 / wrapper
   local comment = (
         P"%" *
         P(1-eol)^0 *
         eol^-1
      ) / ""

   START "document"
   document = V"texlike_stuff" * EOF"Unexpected character at end of input"
   texlike_stuff = Cg(
         V"environment" +
         comment +
         V"texlike_text" +
         V"texlike_braced_stuff" +
         V"texlike_command"
      )^0
   passthrough_stuff = C(Cg(
         V"passthrough_text" +
         V"passthrough_debraced_stuff"
      )^0)
   passthrough_env_stuff = Cg(
         V"passthrough_env_text"
      )^0
   texlike_text = C((1 - specials + escaped_specials)^1) / unescapeSpecials
   passthrough_text = C((1-S("{}"))^1)
   passthrough_env_text = C((1 - (P"\\end{" * Cmt(cmdID * Cb"command", isMatchingEndEnv) * P"}"))^1)
   texlike_braced_stuff = P"{" * V"texlike_stuff" * ( P"}" + E("} expected") )
   passthrough_braced_stuff = P"{" * V"passthrough_stuff" * ( P"}" + E("} expected") )
   passthrough_debraced_stuff = C(V"passthrough_braced_stuff")
   texlike_command = (
         P"\\" *
         Cg(cmdID, "command") *
         Cg(parameters, "options") *
         (
         (Cmt(Cb"command", isPassthrough) * V"passthrough_braced_stuff") +
         (Cmt(Cb"command", isNotPassthrough) * V"texlike_braced_stuff")
         )^0
      )
   local notpass_end =
         P"\\end{" *
         ( Cmt(cmdID * Cb"command", isMatchingEndEnv) + E"Environment mismatch") *
         ( P"}" * _ ) + E"Environment begun but never ended"
   local pass_end =
         P"\\end{" *
         ( cmdID * Cb"command" ) *
         ( P"}" * _ ) + E"Environment begun but never ended"
   environment =
      P"\\begin" *
      Cg(parameters, "options") *
      P"{" *
      Cg(cmdID, "command") *
      P"}" *
      (
         (Cmt(Cb"command", isPassthrough) * V"passthrough_env_stuff" * pass_end) +
         (Cmt(Cb"command", isNotPassthrough) * V"texlike_stuff" * notpass_end)
      )
end
-- luacheck: pop
-- stylua: ignore end
---@diagnostic enable: undefined-global, unused-local, lowercase-global

local linecache = {}
local lno, col, lastpos
local function resetCache ()
   lno = 1
   col = 1
   lastpos = 0
   linecache = { { lno = 1, pos = 1 } }
end

local function getline (str, pos)
   local start = 1
   lno = 1
   if pos > lastpos then
      lno = linecache[#linecache].lno
      start = linecache[#linecache].pos + 1
      col = 1
   else
      for j = 1, #linecache - 1 do
         if linecache[j + 1].pos >= pos then
            lno = linecache[j].lno
            col = pos - linecache[j].pos
            return lno, col
         end
      end
   end
   for i = start, pos do
      if string.sub(str, i, i) == "\n" then
         lno = lno + 1
         col = 1
         linecache[#linecache + 1] = { pos = i, lno = lno }
         lastpos = i
      end
      col = col + 1
   end
   return lno, col
end

local function massage_ast (tree, doc)
   -- Sort out pos
   if type(tree) == "string" then
      return tree
   end
   if tree.pos then
      tree.lno, tree.col = getline(doc, tree.pos)
   end
   if
      tree.id == "document"
      or tree.id == "texlike_braced_stuff"
      or tree.id == "passthrough_stuff"
      or tree.id == "passthrough_braced_stuff"
      or tree.id == "passthrough_env_stuff"
   then
      return massage_ast(tree[1], doc)
   end
   if tree.id == "texlike_text" or tree.id == "passthrough_text" or tree.id == "passthrough_env_text" then
      return tree[1]
   end
   for key, val in ipairs(tree) do
      if val.id == "texlike_stuff" then
         SU.splice(tree, key, key, massage_ast(val, doc))
      else
         tree[key] = massage_ast(val, doc)
      end
   end
   return tree
end

function inputter:rebuildParser ()
   return epnf.define(self._grammar)
end

function inputter:parse (doc)
   local parsed = epnf.parsestring(self._parser, doc)[1]
   if not parsed then
      return SU.error("Unable to parse input document to an AST tree")
   end
   resetCache()
   local top = massage_ast(parsed, doc)
   local tree
   -- Content not part of a tagged command could either be part of a document
   -- fragment or junk (e.g. comments, whitespace) outside of a document tag. We
   -- need to either capture the document tag only or decide this is a fragment
   -- and wrap it in a document tag.
   for _, leaf in ipairs(top) do
      if leaf.command and (leaf.command == "document" or leaf.command == "sile") then
         tree = leaf
         break
      end
   end
   -- In the event we didn't isolate a top level document tag above, assume this
   -- is a fragment and wrap it in one.
   if not tree then
      tree = { top, command = "document" }
   end
   return { tree }
end

return inputter

1	local base = require("inputters.base")	181✔
2
3	local epnf = require("epnf")	181✔
4
5	local inputter = pl.class(base)	181✔
6	inputter._name = "sil"	181✔
7
8	inputter.order = 50	181✔
9
10	inputter.appropriate = function (round, filename, doc)
11	if round == 1 then	178✔
12	return filename:match(".sil$")	175✔
13	elseif round == 2 then	3✔
14	local sniff = doc:sub(1, 100)	2✔
15	local promising = sniff:match("\\begin") or sniff:match("\\document") or sniff:match("\\sile")	2✔
16	return promising and inputter.appropriate(3, filename, doc) or false	3✔
17	elseif round == 3 then	1✔
18	local _parser = epnf.define(inputter._grammar)	1✔
19	local status, _ = pcall(epnf.parsestring, _parser, doc)	1✔
20	return status	1✔
21	end
22	end
23
24	local bits = SILE.parserBits	181✔
25
26	inputter.passthroughCommands = {	181✔
27	ftl = true,
28	lua = true,
29	math = true,
30	raw = true,
31	script = true,
32	sil = true,
33	use = true,
34	xml = true,
35	}	181✔
36
37	function inputter:_init ()	181✔
38	-- Save time when parsing strings by only setting up the grammar once per
39	-- instantiation then re-using it on every use.
40	self._parser = self:rebuildParser()	348✔
41	base._init(self)	174✔
42	end
43
44	-- luacheck: push ignore
45	-- stylua: ignore start
46	---@diagnostic disable: undefined-global, unused-local, lowercase-global
47	function inputter._grammar (_ENV)	181✔
48	local isPassthrough = function (_, _, command)
49	return inputter.passthroughCommands[command] or false	4,031✔
50	end
51	local isNotPassthrough = function (...)
52	return not isPassthrough(...)	3,958✔
53	end
54	local isMatchingEndEnv = function (a, b, thisCommand, lastCommand)
55	return thisCommand == lastCommand	292✔
56	end
57	local _ = WS^0	175✔
58	local eol = S"\r\n"	175✔
59	local specials = S"{}%\\"	175✔
60	local escaped_specials = P"\\" * specials	175✔
61	local unescapeSpecials = function (str)
62	return str:gsub('\\([{}%%\\])', '%1')	1,798✔
63	end
64	local myID = C(bits.silidentifier) / 1	175✔
65	local cmdID = myID - P"beign" - P"end"	175✔
66	local wrapper = function (a) return type(a)=="table" and a or {} end	1,847✔
67	local parameters = (P"[" * bits.parameters * P"]")^-1 / wrapper	175✔
68	local comment = (
69	P"%" *	175✔
70	P(1-eol)^0 *	175✔
71	eol^-1	175✔
72	) / ""	175✔
73
74	START "document"	175✔
75	document = V"texlike_stuff" * EOF"Unexpected character at end of input"	350✔
76	texlike_stuff = Cg(	350✔
77	V"environment" +	175✔
78	comment +	175✔
79	V"texlike_text" +	175✔
80	V"texlike_braced_stuff" +	175✔
81	V"texlike_command"	175✔
82	)^0	175✔
83	passthrough_stuff = C(Cg(	525✔
84	V"passthrough_text" +	175✔
85	V"passthrough_debraced_stuff"	175✔
86	)^0)	350✔
87	passthrough_env_stuff = Cg(	350✔
88	V"passthrough_env_text"	175✔
89	)^0	175✔
90	texlike_text = C((1 - specials + escaped_specials)^1) / unescapeSpecials	175✔
91	passthrough_text = C((1-S("{}"))^1)	175✔
92	passthrough_env_text = C((1 - (P"\\end{" * Cmt(cmdID * Cb"command", isMatchingEndEnv) * P"}"))^1)	175✔
93	texlike_braced_stuff = P"{" * V"texlike_stuff" * ( P"}" + E("} expected") )	350✔
94	passthrough_braced_stuff = P"{" * V"passthrough_stuff" * ( P"}" + E("} expected") )	350✔
95	passthrough_debraced_stuff = C(V"passthrough_braced_stuff")	175✔
96	texlike_command = (	×
97	P"\\" *	175✔
98	Cg(cmdID, "command") *	175✔
99	Cg(parameters, "options") *	175✔
100	(	×
101	(Cmt(Cb"command", isPassthrough) * V"passthrough_braced_stuff") +	175✔
102	(Cmt(Cb"command", isNotPassthrough) * V"texlike_braced_stuff")	175✔
103	)^0	175✔
104	)	175✔
105	local notpass_end =
106	P"\\end{" *	175✔
107	( Cmt(cmdID * Cb"command", isMatchingEndEnv) + E"Environment mismatch") *	350✔
108	( P"}" * _ ) + E"Environment begun but never ended"	350✔
109	local pass_end =
110	P"\\end{" *	175✔
111	( cmdID * Cb"command" ) *	175✔
112	( P"}" * _ ) + E"Environment begun but never ended"	350✔
113	environment =	×
114	P"\\begin" *	175✔
115	Cg(parameters, "options") *	175✔
116	P"{" *	175✔
117	Cg(cmdID, "command") *	175✔
118	P"}" *	175✔
119	(	×
120	(Cmt(Cb"command", isPassthrough) * V"passthrough_env_stuff" * pass_end) +	175✔
121	(Cmt(Cb"command", isNotPassthrough) * V"texlike_stuff" * notpass_end)	175✔
122	)	175✔
123	end
124	-- luacheck: pop
125	-- stylua: ignore end
126	---@diagnostic enable: undefined-global, unused-local, lowercase-global
127
128	local linecache = {}	181✔
129	local lno, col, lastpos
130	local function resetCache ()
131	lno = 1	174✔
132	col = 1	174✔
133	lastpos = 0	174✔
134	linecache = { { lno = 1, pos = 1 } }	174✔
135	end
136
137	local function getline (str, pos)
138	local start = 1	6,840✔
139	lno = 1	6,840✔
140	if pos > lastpos then	6,840✔
141	lno = linecache[#linecache].lno	4,508✔
142	start = linecache[#linecache].pos + 1	4,508✔
143	col = 1	4,508✔
144	else
145	for j = 1, #linecache - 1 do	30,885✔
146	if linecache[j + 1].pos >= pos then	30,885✔
147	lno = linecache[j].lno	2,332✔
148	col = pos - linecache[j].pos	2,332✔
149	return lno, col	2,332✔
150	end
151	end
152	end
153	for i = start, pos do	128,380✔
154	if string.sub(str, i, i) == "\n" then	247,744✔
155	lno = lno + 1	2,440✔
156	col = 1	2,440✔
157	linecache[#linecache + 1] = { pos = i, lno = lno }	2,440✔
158	lastpos = i	2,440✔
159	end
160	col = col + 1	123,872✔
161	end
162	return lno, col	4,508✔
163	end
164
165	local function massage_ast (tree, doc)
166	-- Sort out pos
167	if type(tree) == "string" then	9,420✔
168	return tree	2,580✔
169	end
170	if tree.pos then	6,840✔
171	tree.lno, tree.col = getline(doc, tree.pos)	13,680✔
172	end
173	if
174	tree.id == "document"	6,840✔
175	or tree.id == "texlike_braced_stuff"	6,840✔
176	or tree.id == "passthrough_stuff"	6,491✔
177	or tree.id == "passthrough_braced_stuff"	6,452✔
178	or tree.id == "passthrough_env_stuff"	6,413✔
179	then
180	return massage_ast(tree[1], doc)	461✔
181	end
182	if tree.id == "texlike_text" or tree.id == "passthrough_text" or tree.id == "passthrough_env_text" then	6,379✔
183	return tree[1]	1,831✔
184	end
185	for key, val in ipairs(tree) do	13,333✔
186	if val.id == "texlike_stuff" then	8,785✔
187	SU.splice(tree, key, key, massage_ast(val, doc))	1,698✔
188	else
189	tree[key] = massage_ast(val, doc)	16,438✔
190	end
191	end
192	return tree	4,548✔
193	end
194
195	function inputter:rebuildParser ()	181✔
196	return epnf.define(self._grammar)	174✔
197	end
198
199	function inputter:parse (doc)	181✔
200	local parsed = epnf.parsestring(self._parser, doc)[1]	348✔
201	if not parsed then	174✔
NEW 202	return SU.error("Unable to parse input document to an AST tree")	×
203	end
204	resetCache()	174✔
205	local top = massage_ast(parsed, doc)	174✔
206	local tree
207	-- Content not part of a tagged command could either be part of a document
208	-- fragment or junk (e.g. comments, whitespace) outside of a document tag. We
209	-- need to either capture the document tag only or decide this is a fragment
210	-- and wrap it in a document tag.
211	for _, leaf in ipairs(top) do	181✔
212	if leaf.command and (leaf.command == "document" or leaf.command == "sile") then	180✔
213	tree = leaf	173✔
214	break	173✔
215	end
216	end
217	-- In the event we didn't isolate a top level document tag above, assume this
218	-- is a fragment and wrap it in one.
219	if not tree then	174✔
220	tree = { top, command = "document" }	1✔
221	end
222	return { tree }	174✔
223	end
224
225	return inputter	181✔

sile-typesetter / sile / 9304060604

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