• Home
  • Features
  • Pricing
  • Docs
  • Announcements
  • Sign In

sile-typesetter / sile / 9400954821

06 Jun 2024 11:12AM UTC coverage: 61.625% (-11.6%) from 73.209%
9400954821

push

github

web-flow
Merge pull request #2041 from alerque/keep-space-after-envs

2 of 30 new or added lines in 2 files covered. (6.67%)

1933 existing lines in 67 files now uncovered.

10613 of 17222 relevant lines covered (61.62%)

2870.98 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

91.84
/inputters/sil.lua
1
local base = require("inputters.base")
74✔
2

3
local _variant = "epnf"
74✔
4
local parser
5
local function load_parser ()
6
   parser = require("inputters.sil-" .. _variant)
67✔
7
end
8

9
local inputter = pl.class(base)
74✔
10
inputter._name = "sil"
74✔
11

12
inputter.order = 50
74✔
13

14
inputter.appropriate = function (round, filename, doc)
15
   if not parser then
70✔
16
      load_parser()
67✔
17
   end
18
   if round == 1 then
70✔
19
      return filename:match(".sil$")
67✔
20
   elseif round == 2 then
3✔
21
      local sniff = doc:sub(1, 100)
2✔
22
      local promising = sniff:match("\\begin") or sniff:match("\\document") or sniff:match("\\sile")
2✔
23
      return promising and inputter.appropriate(3, filename, doc) or false
3✔
24
   elseif round == 3 then
1✔
25
      local status, _ = pcall(parser, doc)
1✔
26
      return status
1✔
27
   end
28
end
29

30
function inputter:_init (options)
74✔
31
   options = options or {}
65✔
32
   if options.variant then
65✔
33
      _variant = options.variant
×
34
      load_parser()
×
35
   else
36
      if not parser then
65✔
37
         load_parser()
×
38
      end
39
   end
40
   -- Save time when parsing strings by only setting up the grammar once per
41
   -- instantiation then re-using it on every use.
42
   self._parser = parser
65✔
43
   base._init(self)
65✔
44
end
45

46
local linecache = {}
74✔
47
local lno, col, lastpos
48
local function resetCache ()
49
   lno = 1
65✔
50
   col = 1
65✔
51
   lastpos = 0
65✔
52
   linecache = { { lno = 1, pos = 1 } }
65✔
53
end
54

55
local function getline (str, pos)
56
   local start = 1
2,501✔
57
   lno = 1
2,501✔
58
   if pos > lastpos then
2,501✔
59
      lno = linecache[#linecache].lno
2,358✔
60
      start = linecache[#linecache].pos + 1
2,358✔
61
      col = 1
2,358✔
62
   else
63
      for j = 1, #linecache - 1 do
1,726✔
64
         if linecache[j + 1].pos >= pos then
1,726✔
65
            lno = linecache[j].lno
143✔
66
            col = pos - linecache[j].pos
143✔
67
            return lno, col
143✔
68
         end
69
      end
70
   end
71
   for i = start, pos do
67,821✔
72
      if string.sub(str, i, i) == "\n" then
130,926✔
73
         lno = lno + 1
1,445✔
74
         col = 1
1,445✔
75
         linecache[#linecache + 1] = { pos = i, lno = lno }
1,445✔
76
         lastpos = i
1,445✔
77
      end
78
      col = col + 1
65,463✔
79
   end
80
   return lno, col
2,358✔
81
end
82

83
local function massage_ast (tree, doc)
84
   if type(tree) == "string" then
3,539✔
85
      return tree
35✔
86
   end
87
   if tree.pos then
3,504✔
88
      tree.lno, tree.col = getline(doc, tree.pos)
5,002✔
89
      tree.pos = nil
2,501✔
90
   end
91
   SU.debug("inputter", "Processing ID:", tree.id)
3,504✔
92
   if false or tree.id == "comment" then
3,504✔
93
      SU.debug("inputter", "Discarding comment:", pl.stringx.strip(tree[1]))
196✔
94
      return {}
98✔
95
   elseif
×
96
      false
97
      or tree.id == "document"
3,406✔
98
      or tree.id == "braced_content"
3,406✔
99
      or tree.id == "passthrough_content"
3,222✔
100
      or tree.id == "braced_passthrough_content"
3,187✔
101
      or tree.id == "env_passthrough_content"
3,187✔
102
   then
103
      SU.debug("inputter", "Re-massage subtree", tree.id)
244✔
104
      return massage_ast(tree[1], doc)
244✔
105
   elseif
×
106
      false
107
      or tree.id == "text"
3,162✔
108
      or tree.id == "passthrough_text"
2,185✔
109
      or tree.id == "braced_passthrough_text"
2,185✔
110
      or tree.id == "env_passthrough_text"
2,150✔
111
   then
112
      SU.debug("inputter", "  - Collapse subtree")
1,037✔
113
      return tree[1]
1,037✔
114
   elseif false or tree.id == "content" or tree.id == "environment" or tree.id == "command" then
2,125✔
115
      SU.debug("inputter", "  - Massage in place", tree.id)
2,125✔
116
      for key, val in ipairs(tree) do
6,560✔
117
         SU.debug("inputter", "    -", val.id)
4,435✔
118
         if val.id == "content" then
4,435✔
119
            SU.splice(tree, key, key, massage_ast(val, doc))
795✔
120
         elseif val.id then -- requiring an id discards nodes with no content such as comments
4,170✔
121
            tree[key] = massage_ast(val, doc)
5,930✔
122
         end
123
      end
124
      return tree
2,125✔
125
   end
126
end
127

128
function inputter:parse (doc)
74✔
129
   local status, result = pcall(self._parser, doc)
65✔
130
   if not status then
65✔
131
      return SU.error(([[Unable to parse input document to an AST tree. Parser error:
×
132

133
%s  thrown from document beginning]]):format(pl.stringx.indent(result, 6)))
×
134
   end
135
   resetCache()
65✔
136
   local top = massage_ast(result[1], doc)
65✔
137
   local tree
138
   -- Content not part of a tagged command could either be part of a document
139
   -- fragment or junk (e.g. comments, whitespace) outside of a document tag. We
140
   -- need to either capture the document tag only or decide this is a fragment
141
   -- and wrap it in a document tag.
142
   for _, leaf in ipairs(top) do
65✔
143
      if leaf.command and (leaf.command == "document" or leaf.command == "sile") then
65✔
144
         tree = leaf
65✔
145
         break
65✔
146
      end
147
   end
148
   -- In the event we didn't isolate a top level document tag above, assume this
149
   -- is a fragment and wrap it in one.
150
   if not tree then
65✔
UNCOV
151
      tree = { top, command = "document" }
×
152
   end
153
   -- SU.dump(tree)
154
   return { tree }
65✔
155
end
156

157
return inputter
74✔
STATUS · Troubleshooting · Open an Issue · Sales · Support · CAREERS · ENTERPRISE · START FREE · SCHEDULE DEMO
ANNOUNCEMENTS · TWITTER · TOS & SLA · Supported CI Services · What's a CI service? · Automated Testing

© 2026 Coveralls, Inc