6915746301

Committed 18 Nov 2023 07:02PM UTC coverage: 56.433% (-12.3%) from 68.751%

Build # 6915746301

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Merge 8b3fdc301 into f64e235fa

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/classes/plain.lua

local base = require("classes.base")

local class = pl.class(base)
class._name = "plain"

class.defaultFrameset = {
  content = {
    left = "5%pw",
    right = "95%pw",
    top = "5%ph",
    bottom = "top(footnotes)"
  },
  folio = {
    left = "left(content)",
    right = "right(content)",
    top = "bottom(footnotes)+2%ph",
    bottom = "97%ph"
  },
  footnotes = {
    left = "left(content)",
    right = "right(content)",
    height = "0",
    bottom = "90%ph"
  }
}
class.firstContentFrame = "content"

local skips = {
  small = "3pt plus 1pt minus 1pt",
  med = "6pt plus 2pt minus 2pt",
  big = "12pt plus 4pt minus 4pt"
}

function class:_init (options)
  base._init(self, options)
  self:loadPackage("bidi")
  self:loadPackage("folio")
end

function class:declareOptions ()
  base.declareOptions(self)
  self:declareOption("direction", function (_, value)
    if value then
      SILE.documentState.direction = value
      SILE.settings:set("font.direction", value, true)
      for _, frame in pairs(self.defaultFrameset) do
        if not frame.direction then
          frame.direction = value
        end
      end
    end
    return SILE.documentState.direction
  end)
end

function class:setOptions (options)
  -- TODO: set a default direction here?
  base.setOptions(self, options)
end

function class:declareSettings ()
  base.declareSettings(self)
  for k, v in pairs(skips) do
    SILE.settings:declare({
        parameter = "plain." .. k .. "skipamount",
        type = "vglue",
        default = SILE.nodefactory.vglue(v),
        help = "The amount of a \\" .. k .. "skip"
      })
  end
end

function class:registerCommands ()

  SILE.classes.base.registerCommands(self)

  self:registerCommand("noindent", function (_, content)
    if #SILE.typesetter.state.nodes ~= 0 then
      SU.warn("\\noindent called after nodes already received in a paragraph, the setting will have no effect because the parindent (if any) has already been output")
    end
    SILE.settings:set("current.parindent", SILE.nodefactory.glue())
    SILE.process(content)
  end, "Do not add an indent to the start of this paragraph")

  self:registerCommand("neverindent", function (_, content)
    SILE.settings:set("current.parindent", SILE.nodefactory.glue())
    SILE.settings:set("document.parindent", SILE.nodefactory.glue())
    SILE.process(content)
  end, "Turn off all indentation")

  self:registerCommand("indent", function (_, content)
    SILE.settings:set("current.parindent", SILE.settings:get("document.parindent"))
    SILE.process(content)
  end, "Do add an indent to the start of this paragraph, even if previously told otherwise")

  for k, _ in pairs(skips) do
    self:registerCommand(k .. "skip", function (_, _)
      SILE.typesetter:leaveHmode()
      SILE.typesetter:pushExplicitVglue(SILE.settings:get("plain." .. k .. "skipamount"))
    end, "Skip vertically by a " .. k .. " amount")
  end

  self:registerCommand("hfill", function (_, _)
    SILE.typesetter:pushExplicitGlue(SILE.nodefactory.hfillglue())
  end, "Add a huge horizontal glue")

  self:registerCommand("vfill", function (_, _)
    SILE.typesetter:leaveHmode()
    SILE.typesetter:pushExplicitVglue(SILE.nodefactory.vfillglue())
  end, "Add huge vertical glue")

  self:registerCommand("hss", function (_, _)
    SILE.typesetter:initline()
    SILE.typesetter:pushGlue(SILE.nodefactory.hssglue())
    table.insert(SILE.typesetter.state.nodes, SILE.nodefactory.zerohbox())
  end, "Add glue which stretches and shrinks horizontally (good for centering)")

  self:registerCommand("vss", function (_, _)
    SILE.typesetter:pushExplicitVglue(SILE.nodefactory.vssglue())
  end, "Add glue which stretches and shrinks vertically")

  local _thinspacewidth = SILE.measurement(0.16667, "em")

  self:registerCommand("thinspace", function (_, _)
    SILE.call("glue", { width = _thinspacewidth })
  end)

  self:registerCommand("negthinspace", function (_, _)
    SILE.call("glue", { width = -_thinspacewidth })
  end)

  self:registerCommand("enspace", function (_, _)
    SILE.call("glue", { width = SILE.measurement(1, "en") })
  end)

  self:registerCommand("relax", function (_, _)
  end)

  self:registerCommand("enskip", function (_, _)
    SILE.call("enspace")
  end)

  local _quadwidth = SILE.measurement(1, "em")

  self:registerCommand("quad", function (_, _)
    SILE.call("glue", { width = _quadwidth })
  end)

  self:registerCommand("qquad", function (_, _)
    SILE.call("glue", { width = _quadwidth * 2 })
  end)

  self:registerCommand("slash", function (_, _)
    SILE.typesetter:typeset("/")
    SILE.call("penalty", { penalty = 50 })
  end)

  self:registerCommand("break", function (_, _)
    SILE.call("penalty", { penalty = -10000 })
  end, "Requests a frame break (if in vertical mode) or a line break (if in horizontal mode)")

  self:registerCommand("cr", function (_, _)
    SILE.call("hfill")
    SILE.call("break")
  end, "Fills a line with a stretchable glue and then requests a line break")

  -- Despite their name, in older versions, \framebreak and \pagebreak worked badly in horizontal
  -- mode. The former was a linebreak, and the latter did nothing. That was surely not intended.
  -- There are many ways, though to assume what's wrong or what the user's intent ought to be.
  -- We now warn, and terminate the paragraph, but to all extents this might be a wrong approach to
  -- reconsider at some point.

  self:registerCommand("framebreak", function (_, _)
    if not SILE.typesetter:vmode() then
      SU.warn("framebreak was not intended to work in horizontal mode. Behaviour may change in future versions")
    end
    SILE.call("penalty", { penalty = -10000, vertical = true })
  end, "Requests a frame break (switching to vertical mode if needed)")

  self:registerCommand("pagebreak", function (_, _)
    if not SILE.typesetter:vmode() then
      SU.warn("pagebreak was not intended to work in horizontal mode. Behaviour may change in future versions")
    end
    SILE.call("penalty", { penalty = -20000, vertical = true })
  end, "Requests a non-negotiable page break (switching to vertical mode if needed)")

  self:registerCommand("nobreak", function (_, _)
    SILE.call("penalty", { penalty = 10000 })
  end, "Inhibits a frame break (if in vertical mode) or a line break (if in horizontal mode)")

  self:registerCommand("novbreak", function (_, _)
    SILE.call("penalty", { penalty = 10000, vertical = true })
  end, "Inhibits a frame break (switching to vertical mode if needed)")

  self:registerCommand("allowbreak", function (_, _)
    SILE.call("penalty", { penalty = 0 })
  end, "Allows a page break (if in vertical mode) or a line break (if in horizontal mode) at a point would not be considered as suitable for breaking")

  -- THIS SEEMS BROKEN BUT THE COMMAND NOT MENTIONED IN THE SILE MANUAL
  -- In TeX, "\filbreak" compensates the vertical fill if no break actually occurs
  -- (\def\filbreak{\par\vfil\penalty-200\vfilneg)
  self:registerCommand("filbreak", function (_, _)
    SILE.call("vfill")
    SILE.call("penalty", { penalty = -200 })
  end, "I HAVE THE SAME NAME AS A TEX COMMAND BUT DON'T SEEM TO BE THE SAME")

  -- NOTE: TeX's "\goodbreak" does a \par first, so always switches to vertical mode.
  -- SILE differs here, allowing it both within a paragraph (line breaking) and between
  -- paragraphs (page breaking).
  self:registerCommand("goodbreak", function (_, _)
    SILE.call("penalty", { penalty = -500 })
  end, "Indicates a good potential point to break a frame (if in vertical mode) or a line (if in horizontal mode")

  self:registerCommand("eject", function (_, _)
    SILE.call("vfill")
    SILE.call("break")
  end, "Fills the page with stretchable vglue and then request a page break")

  self:registerCommand("supereject", function (_, _)
    SILE.call("vfill")
    SILE.call("penalty", { penalty = -20000 })
  end, "Fills the page with stretchable vglue and then requests a non-negotiable page break")

  self:registerCommand("justified", function (_, content)
    SILE.settings:set("document.rskip", nil)
    SILE.settings:set("document.spaceskip", nil)
    SILE.process(content)
    SILE.call("par")
  end)

  self:registerCommand("rightalign", function (_, content)
    SILE.call("raggedleft", {}, function ()
      SILE.process(content)
      SILE.call("par")
    end)
  end)

  self:registerCommand("em", function (_, content)
    SILE.call("font", { style = "Italic" }, content)
  end)

  self:registerCommand("strong", function (_, content)
    SILE.call("font", { weight = 700 }, content)
  end)

  self:registerCommand("code", function (options, content)
    -- IMPLEMENTATION NOTE:
    -- The \code command came from the url package, though used in plenty of
    -- places. It was referring to the verbatim:font from the verbatim
    -- package, which _should_ be sort of unrelated.
    -- Trying to untangle the things here, by introducing the
    -- definition from the former, but it's of sub-quality...
    -- The ugly -3 size is a HACK of sorts.
    options.family = options.family or "Hack"
    options.size = options.size or SILE.settings:get("font.size") - 3
    SILE.call("font", options, content)
  end)

  self:registerCommand("nohyphenation", function (_, content)
    SILE.call("font", { language = "und" }, content)
  end)

  self:registerCommand("raggedright", function (_, content)
    SILE.call("ragged", { right = true }, content)
  end)

  self:registerCommand("raggedleft", function (_, content)
    SILE.call("ragged", { left = true }, content)
  end)

  self:registerCommand("quote", function (_, content)
    SU.deprecated("\\quote", "\\pullquote", "0.14.5", "0.16.0", [[
  The \quote command has *such* bad output it is being completely
  deprecated as unsuitable for general purpose use. The pullquote
  package (\use[module=packages.pullquote]) provides one alternative,
  but you can also copy and adapt the original source from the plain
  class if you need to maintain exact output past SILE v0.16.0.]])
    SILE.call("smallskip")
    SILE.call("par")
    local margin = SILE.measurement(2.5, "em")
    SILE.settings:set("document.lskip", margin)
    SILE.settings:set("document.lskip", margin)
    SILE.call("font", { size = SILE.measurement(0.8, "em") }, function ()
      SILE.call("noindent")
      SILE.process(content)
    end)
    SILE.call("par")
    SILE.settings:set("document.lskip", nil)
    SILE.settings:set("document.rskip", nil)
    SILE.call("smallskip")
  end)

  self:registerCommand("listitem", function (_, content)
    SU.deprecated("\\listitem", "\\item", "0.14.6", "0.16.0", [[
  The new list package (\use[module=packages.lists) has much better
  typography for lists. If you want to maintain the exact output of listitem
  past SILE v0.16.0 copy the source of \listitem from the plain class into
  your project.]])
    SILE.call("medskip")
    SILE.typesetter:typeset("• ")
    SILE.process(content)
    SILE.call("medskip")
  end)

  self:registerCommand("sloppy", function (_, _)
    SILE.settings:set("linebreak.tolerance", 9999)
  end)

  self:registerCommand("awful", function (_, _)
    SILE.settings:set("linebreak.tolerance", 10000)
  end)

  self:registerCommand("center", function (_, content)
    if #SILE.typesetter.state.nodes ~= 0 then
      SU.warn("\\center environment started after other nodes in a paragraph, may not center as expected")
    end
    SILE.settings:temporarily(function()
      SILE.settings:set("current.parindent", 0)
      SILE.settings:set("document.parindent", 0)
      SILE.call("ragged", { left = true, right = true }, content)
    end)
  end)

  self:registerCommand("ragged", function (options, content)
    SILE.settings:temporarily(function ()
      if SU.boolean(options.left, false) then SILE.settings:set("document.lskip", SILE.nodefactory.hfillglue()) end
      if SU.boolean(options.right, false) then SILE.settings:set("document.rskip", SILE.nodefactory.hfillglue()) end
      SILE.settings:set("typesetter.parfillskip", SILE.nodefactory.glue())
      SILE.settings:set("document.parindent", SILE.nodefactory.glue())
      SILE.settings:set("document.spaceskip", SILE.length("1spc", 0, 0))
      SILE.process(content)
      SILE.call("par")
    end)
  end)

  self:registerCommand("hbox", function (_, content)
    local hbox, hlist = SILE.typesetter:makeHbox(content)
    SILE.typesetter:pushHbox(hbox)
    if #hlist > 0 then
      SU.warn("Hbox has migrating content (ignored for now, but likely to break in future versions)")
      -- Ugly shim:
      -- One day we ought to do SILE.typesetter:pushHlist(hlist) here, so as to push
      -- back the migrating contents from within the hbox'ed content.
      -- However, old Lua code assumed the hbox to be returned, and sometimes removed it
      -- from the typesetter queue (for measuring, etc.), assuming it was the last
      -- element in the queue...
    end
    return hbox
  end, "Compiles all the enclosed horizontal-mode material into a single hbox")

  self:registerCommand("vbox", function (options, content)
    local vbox
    SILE.settings:temporarily(function ()
      if options.width then SILE.settings:set("typesetter.breakwidth", SILE.length(options.width)) end
      SILE.typesetter:pushState()
      SILE.process(content)
      SILE.typesetter:leaveHmode(1)
      vbox = SILE.pagebuilder:collateVboxes(SILE.typesetter.state.outputQueue)
      SILE.typesetter:popState()
    end)
    return vbox
  end, "Compiles all the enclosed material into a single vbox")

end

return class

1	local base = require("classes.base")	171✔
2
3	local class = pl.class(base)	171✔
4	class._name = "plain"	171✔
5
6	class.defaultFrameset = {	171✔
7	content = {	171✔
8	left = "5%pw",
9	right = "95%pw",
10	top = "5%ph",
11	bottom = "top(footnotes)"	×
12	},	171✔
13	folio = {	171✔
14	left = "left(content)",
15	right = "right(content)",
16	top = "bottom(footnotes)+2%ph",
17	bottom = "97%ph"	×
18	},	171✔
19	footnotes = {	171✔
20	left = "left(content)",
21	right = "right(content)",
22	height = "0",
23	bottom = "90%ph"	×
24	}	171✔
25	}	171✔
26	class.firstContentFrame = "content"	171✔
27
28	local skips = {	171✔
29	small = "3pt plus 1pt minus 1pt",
30	med = "6pt plus 2pt minus 2pt",
31	big = "12pt plus 4pt minus 4pt"	×
32	}
33
34	function class:_init (options)	171✔
35	base._init(self, options)	171✔
36	self:loadPackage("bidi")	171✔
37	self:loadPackage("folio")	171✔
38	end
39
40	function class:declareOptions ()	171✔
41	base.declareOptions(self)	171✔
42	self:declareOption("direction", function (_, value)	342✔
43	if value then	6✔
44	SILE.documentState.direction = value	6✔
45	SILE.settings:set("font.direction", value, true)	6✔
46	for _, frame in pairs(self.defaultFrameset) do	24✔
47	if not frame.direction then	18✔
48	frame.direction = value	18✔
49	end
50	end
51	end
52	return SILE.documentState.direction	6✔
53	end)
54	end
55
56	function class:setOptions (options)	171✔
57	-- TODO: set a default direction here?
58	base.setOptions(self, options)	171✔
59	end
60
61	function class:declareSettings ()	171✔
62	base.declareSettings(self)	171✔
63	for k, v in pairs(skips) do	684✔
64	SILE.settings:declare({	1,026✔
65	parameter = "plain." .. k .. "skipamount",	513✔
66	type = "vglue",
67	default = SILE.nodefactory.vglue(v),	1,026✔
68	help = "The amount of a \\" .. k .. "skip"	513✔
69	})
70	end
71	end
72
73	function class:registerCommands ()	171✔
74
75	SILE.classes.base.registerCommands(self)	171✔
76
77	self:registerCommand("noindent", function (_, content)	342✔
78	if #SILE.typesetter.state.nodes ~= 0 then	103✔
79	SU.warn("\\noindent called after nodes already received in a paragraph, the setting will have no effect because the parindent (if any) has already been output")	14✔
80	end
81	SILE.settings:set("current.parindent", SILE.nodefactory.glue())	206✔
82	SILE.process(content)	103✔
83	end, "Do not add an indent to the start of this paragraph")	274✔
84
85	self:registerCommand("neverindent", function (_, content)	342✔
86	SILE.settings:set("current.parindent", SILE.nodefactory.glue())	104✔
87	SILE.settings:set("document.parindent", SILE.nodefactory.glue())	104✔
88	SILE.process(content)	52✔
89	end, "Turn off all indentation")	223✔
90
91	self:registerCommand("indent", function (_, content)	342✔
92	SILE.settings:set("current.parindent", SILE.settings:get("document.parindent"))	8✔
93	SILE.process(content)	4✔
94	end, "Do add an indent to the start of this paragraph, even if previously told otherwise")	175✔
95
96	for k, _ in pairs(skips) do	684✔
97	self:registerCommand(k .. "skip", function (_, _)	1,026✔
98	SILE.typesetter:leaveHmode()	51✔
99	SILE.typesetter:pushExplicitVglue(SILE.settings:get("plain." .. k .. "skipamount"))	102✔
100	end, "Skip vertically by a " .. k .. " amount")	1,077✔
101	end
102
103	self:registerCommand("hfill", function (_, _)	342✔
104	SILE.typesetter:pushExplicitGlue(SILE.nodefactory.hfillglue())	50✔
105	end, "Add a huge horizontal glue")	196✔
106
107	self:registerCommand("vfill", function (_, _)	342✔
108	SILE.typesetter:leaveHmode()	359✔
109	SILE.typesetter:pushExplicitVglue(SILE.nodefactory.vfillglue())	718✔
110	end, "Add huge vertical glue")	530✔
111
112	self:registerCommand("hss", function (_, _)	342✔
113	SILE.typesetter:initline()	×
114	SILE.typesetter:pushGlue(SILE.nodefactory.hssglue())	×
115	table.insert(SILE.typesetter.state.nodes, SILE.nodefactory.zerohbox())	×
116	end, "Add glue which stretches and shrinks horizontally (good for centering)")	171✔
117
118	self:registerCommand("vss", function (_, _)	342✔
119	SILE.typesetter:pushExplicitVglue(SILE.nodefactory.vssglue())	×
120	end, "Add glue which stretches and shrinks vertically")	171✔
121
122	local _thinspacewidth = SILE.measurement(0.16667, "em")	171✔
123
124	self:registerCommand("thinspace", function (_, _)	342✔
125	SILE.call("glue", { width = _thinspacewidth })	×
126	end)
127
128	self:registerCommand("negthinspace", function (_, _)	342✔
129	SILE.call("glue", { width = -_thinspacewidth })	×
130	end)
131
132	self:registerCommand("enspace", function (_, _)	342✔
133	SILE.call("glue", { width = SILE.measurement(1, "en") })	×
134	end)
135
136	self:registerCommand("relax", function (_, _)	342✔
137	end)
138
139	self:registerCommand("enskip", function (_, _)	342✔
140	SILE.call("enspace")	×
141	end)
142
143	local _quadwidth = SILE.measurement(1, "em")	171✔
144
145	self:registerCommand("quad", function (_, _)	342✔
146	SILE.call("glue", { width = _quadwidth })	1✔
147	end)
148
149	self:registerCommand("qquad", function (_, _)	342✔
150	SILE.call("glue", { width = _quadwidth * 2 })	90✔
151	end)
152
153	self:registerCommand("slash", function (_, _)	342✔
154	SILE.typesetter:typeset("/")	×
155	SILE.call("penalty", { penalty = 50 })	×
156	end)
157
158	self:registerCommand("break", function (_, _)	342✔
159	SILE.call("penalty", { penalty = -10000 })	44✔
160	end, "Requests a frame break (if in vertical mode) or a line break (if in horizontal mode)")	215✔
161
162	self:registerCommand("cr", function (_, _)	342✔
163	SILE.call("hfill")	3✔
164	SILE.call("break")	3✔
165	end, "Fills a line with a stretchable glue and then requests a line break")	174✔
166
167	-- Despite their name, in older versions, \framebreak and \pagebreak worked badly in horizontal
168	-- mode. The former was a linebreak, and the latter did nothing. That was surely not intended.
169	-- There are many ways, though to assume what's wrong or what the user's intent ought to be.
170	-- We now warn, and terminate the paragraph, but to all extents this might be a wrong approach to
171	-- reconsider at some point.
172
173	self:registerCommand("framebreak", function (_, _)	342✔
174	if not SILE.typesetter:vmode() then	22✔
175	SU.warn("framebreak was not intended to work in horizontal mode. Behaviour may change in future versions")	×
176	end
177	SILE.call("penalty", { penalty = -10000, vertical = true })	11✔
178	end, "Requests a frame break (switching to vertical mode if needed)")	182✔
179
180	self:registerCommand("pagebreak", function (_, _)	342✔
181	if not SILE.typesetter:vmode() then	14✔
182	SU.warn("pagebreak was not intended to work in horizontal mode. Behaviour may change in future versions")	×
183	end
184	SILE.call("penalty", { penalty = -20000, vertical = true })	7✔
185	end, "Requests a non-negotiable page break (switching to vertical mode if needed)")	178✔
186
187	self:registerCommand("nobreak", function (_, _)	342✔
188	SILE.call("penalty", { penalty = 10000 })	×
189	end, "Inhibits a frame break (if in vertical mode) or a line break (if in horizontal mode)")	171✔
190
191	self:registerCommand("novbreak", function (_, _)	342✔
192	SILE.call("penalty", { penalty = 10000, vertical = true })	7✔
193	end, "Inhibits a frame break (switching to vertical mode if needed)")	178✔
194
195	self:registerCommand("allowbreak", function (_, _)	342✔
196	SILE.call("penalty", { penalty = 0 })	×
197	end, "Allows a page break (if in vertical mode) or a line break (if in horizontal mode) at a point would not be considered as suitable for breaking")	171✔
198
199	-- THIS SEEMS BROKEN BUT THE COMMAND NOT MENTIONED IN THE SILE MANUAL
200	-- In TeX, "\filbreak" compensates the vertical fill if no break actually occurs
201	-- (\def\filbreak{\par\vfil\penalty-200\vfilneg)
202	self:registerCommand("filbreak", function (_, _)	342✔
203	SILE.call("vfill")	×
204	SILE.call("penalty", { penalty = -200 })	×
205	end, "I HAVE THE SAME NAME AS A TEX COMMAND BUT DON'T SEEM TO BE THE SAME")	171✔
206
207	-- NOTE: TeX's "\goodbreak" does a \par first, so always switches to vertical mode.
208	-- SILE differs here, allowing it both within a paragraph (line breaking) and between
209	-- paragraphs (page breaking).
210	self:registerCommand("goodbreak", function (_, _)	342✔
211	SILE.call("penalty", { penalty = -500 })	4✔
212	end, "Indicates a good potential point to break a frame (if in vertical mode) or a line (if in horizontal mode")	175✔
213
214	self:registerCommand("eject", function (_, _)	342✔
215	SILE.call("vfill")	3✔
216	SILE.call("break")	3✔
217	end, "Fills the page with stretchable vglue and then request a page break")	174✔
218
219	self:registerCommand("supereject", function (_, _)	342✔
220	SILE.call("vfill")	181✔
221	SILE.call("penalty", { penalty = -20000 })	181✔
222	end, "Fills the page with stretchable vglue and then requests a non-negotiable page break")	352✔
223
224	self:registerCommand("justified", function (_, content)	342✔
225	SILE.settings:set("document.rskip", nil)	1✔
226	SILE.settings:set("document.spaceskip", nil)	1✔
227	SILE.process(content)	1✔
228	SILE.call("par")	1✔
229	end)
230
231	self:registerCommand("rightalign", function (_, content)	342✔
232	SILE.call("raggedleft", {}, function ()	8✔
233	SILE.process(content)	4✔
234	SILE.call("par")	4✔
235	end)
236	end)
237
238	self:registerCommand("em", function (_, content)	342✔
239	SILE.call("font", { style = "Italic" }, content)	38✔
240	end)
241
242	self:registerCommand("strong", function (_, content)	342✔
243	SILE.call("font", { weight = 700 }, content)	×
244	end)
245
246	self:registerCommand("code", function (options, content)	342✔
247	-- IMPLEMENTATION NOTE:
248	-- The \code command came from the url package, though used in plenty of
249	-- places. It was referring to the verbatim:font from the verbatim
250	-- package, which _should_ be sort of unrelated.
251	-- Trying to untangle the things here, by introducing the
252	-- definition from the former, but it's of sub-quality...
253	-- The ugly -3 size is a HACK of sorts.
254	options.family = options.family or "Hack"	×
255	options.size = options.size or SILE.settings:get("font.size") - 3	×
256	SILE.call("font", options, content)	×
257	end)
258
259	self:registerCommand("nohyphenation", function (_, content)	36✔
260	SILE.call("font", { language = "und" }, content)	×
261	end)
262
263	self:registerCommand("raggedright", function (_, content)	36✔
264	SILE.call("ragged", { right = true }, content)	1✔
265	end)
266
267	self:registerCommand("raggedleft", function (_, content)	36✔
268	SILE.call("ragged", { left = true }, content)	2✔
269	end)
270
271	self:registerCommand("quote", function (_, content)	36✔
272	SU.deprecated("\\quote", "\\pullquote", "0.14.5", "0.16.0", [[	×
273	The \quote command has such bad output it is being completely
274	deprecated as unsuitable for general purpose use. The pullquote
275	package (\use[module=packages.pullquote]) provides one alternative,
276	but you can also copy and adapt the original source from the plain
277	class if you need to maintain exact output past SILE v0.16.0.]])	×
278	SILE.call("smallskip")	×
279	SILE.call("par")	×
280	local margin = SILE.measurement(2.5, "em")	×
281	SILE.settings:set("document.lskip", margin)	×
282	SILE.settings:set("document.lskip", margin)	×
283	SILE.call("font", { size = SILE.measurement(0.8, "em") }, function ()	×
284	SILE.call("noindent")	×
285	SILE.process(content)	×
286	end)
287	SILE.call("par")	×
288	SILE.settings:set("document.lskip", nil)	×
289	SILE.settings:set("document.rskip", nil)	×
290	SILE.call("smallskip")	×
291	end)
292
293	self:registerCommand("listitem", function (_, content)	36✔
294	SU.deprecated("\\listitem", "\\item", "0.14.6", "0.16.0", [[	×
295	The new list package (\use[module=packages.lists) has much better
296	typography for lists. If you want to maintain the exact output of listitem
297	past SILE v0.16.0 copy the source of \listitem from the plain class into
298	your project.]])	×
299	SILE.call("medskip")	×
300	SILE.typesetter:typeset("• ")	×
301	SILE.process(content)	×
302	SILE.call("medskip")	×
303	end)
304
305	self:registerCommand("sloppy", function (_, _)	36✔
306	SILE.settings:set("linebreak.tolerance", 9999)	×
307	end)
308
309	self:registerCommand("awful", function (_, _)	36✔
310	SILE.settings:set("linebreak.tolerance", 10000)	×
311	end)
312
313	self:registerCommand("center", function (_, content)	36✔
314	if #SILE.typesetter.state.nodes ~= 0 then	41✔
315	SU.warn("\\center environment started after other nodes in a paragraph, may not center as expected")	×
316	end
317	SILE.settings:temporarily(function()	82✔
318	SILE.settings:set("current.parindent", 0)	41✔
319	SILE.settings:set("document.parindent", 0)	41✔
320	SILE.call("ragged", { left = true, right = true }, content)	41✔
321	end)
322	end)
323
324	self:registerCommand("ragged", function (options, content)	36✔
325	SILE.settings:temporarily(function ()	88✔
326	if SU.boolean(options.left, false) then SILE.settings:set("document.lskip", SILE.nodefactory.hfillglue()) end	131✔
327	if SU.boolean(options.right, false) then SILE.settings:set("document.rskip", SILE.nodefactory.hfillglue()) end	130✔
328	SILE.settings:set("typesetter.parfillskip", SILE.nodefactory.glue())	88✔
329	SILE.settings:set("document.parindent", SILE.nodefactory.glue())	88✔
330	SILE.settings:set("document.spaceskip", SILE.length("1spc", 0, 0))	88✔
331	SILE.process(content)	44✔
332	SILE.call("par")	44✔
333	end)
334	end)
335
336	self:registerCommand("hbox", function (_, content)	36✔
337	local hbox, hlist = SILE.typesetter:makeHbox(content)	12✔
338	SILE.typesetter:pushHbox(hbox)	12✔
339	if #hlist > 0 then	12✔
340	SU.warn("Hbox has migrating content (ignored for now, but likely to break in future versions)")	×
341	-- Ugly shim:
342	-- One day we ought to do SILE.typesetter:pushHlist(hlist) here, so as to push
343	-- back the migrating contents from within the hbox'ed content.
344	-- However, old Lua code assumed the hbox to be returned, and sometimes removed it
345	-- from the typesetter queue (for measuring, etc.), assuming it was the last
346	-- element in the queue...
347	end
348	return hbox	12✔
349	end, "Compiles all the enclosed horizontal-mode material into a single hbox")	18✔
350
351	self:registerCommand("vbox", function (options, content)	36✔
352	local vbox
353	SILE.settings:temporarily(function ()	2✔
354	if options.width then SILE.settings:set("typesetter.breakwidth", SILE.length(options.width)) end	1✔
355	SILE.typesetter:pushState()	1✔
356	SILE.process(content)	1✔
357	SILE.typesetter:leaveHmode(1)	1✔
358	vbox = SILE.pagebuilder:collateVboxes(SILE.typesetter.state.outputQueue)	2✔
359	SILE.typesetter:popState()	1✔
360	end)
361	return vbox	1✔
362	end, "Compiles all the enclosed material into a single vbox")	18✔
363
364	end
365
366	return class	18✔

sile-typesetter / sile / 6915746301

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