This file is indexed.

/usr/share/doc/libghc-fgl-doc/html/src/Data-Graph-Inductive-NodeMap.html is in libghc-fgl-doc 5.5.4.0-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<!-- Generated by HsColour, http://code.haskell.org/~malcolm/hscolour/ -->
<title>Data/Graph/Inductive/NodeMap.hs</title>
<link type='text/css' rel='stylesheet' href='hscolour.css' />
</head>
<body>
<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a>
<a name="line-3"></a><span class='hs-comment'>-- | Utility methods to automatically generate and keep track of a mapping</span>
<a name="line-4"></a><span class='hs-comment'>-- between node labels and 'Node's.</span>
<a name="line-5"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Graph</span><span class='hs-varop'>.</span><span class='hs-conid'>Inductive</span><span class='hs-varop'>.</span><span class='hs-conid'>NodeMap</span><span class='hs-layout'>(</span>
<a name="line-6"></a>    <span class='hs-comment'>-- * Functional Construction</span>
<a name="line-7"></a>    <span class='hs-conid'>NodeMap</span><span class='hs-layout'>,</span>
<a name="line-8"></a>    <span class='hs-comment'>-- ** Map Construction</span>
<a name="line-9"></a>    <span class='hs-varid'>new</span><span class='hs-layout'>,</span> <span class='hs-varid'>fromGraph</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNode</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNode_</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNodes</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNodes_</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkEdge</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkEdges</span><span class='hs-layout'>,</span>
<a name="line-10"></a>    <span class='hs-comment'>-- ** Graph Construction</span>
<a name="line-11"></a>    <span class='hs-comment'>-- | These functions mirror the construction and destruction functions in</span>
<a name="line-12"></a>    <span class='hs-comment'>-- 'Data.Graph.Inductive.Graph', but use the given 'NodeMap' to look up</span>
<a name="line-13"></a>    <span class='hs-comment'>-- the appropriate 'Node's.  Note that the 'insMapNode' family of functions</span>
<a name="line-14"></a>    <span class='hs-comment'>-- will create new nodes as needed, but the other functions will not.</span>
<a name="line-15"></a>    <span class='hs-varid'>insMapNode</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapNode_</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapEdge</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapNode</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapEdge</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapNodes</span><span class='hs-layout'>,</span>
<a name="line-16"></a>    <span class='hs-varid'>insMapNodes_</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapEdges</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapNodes</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapEdges</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkMapGraph</span><span class='hs-layout'>,</span>
<a name="line-17"></a>    <span class='hs-comment'>-- * Monadic Construction</span>
<a name="line-18"></a>    <span class='hs-conid'>NodeMapM</span><span class='hs-layout'>,</span>
<a name="line-19"></a>    <span class='hs-comment'>-- | The following mirror the functional construction functions, but handle passing</span>
<a name="line-20"></a>    <span class='hs-comment'>-- 'NodeMap's and 'Graph's behind the scenes.</span>
<a name="line-21"></a>
<a name="line-22"></a>    <span class='hs-comment'>-- ** Map Construction</span>
<a name="line-23"></a>    <span class='hs-varid'>run</span><span class='hs-layout'>,</span> <span class='hs-varid'>run_</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNodeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkNodesM</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkEdgeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>mkEdgesM</span><span class='hs-layout'>,</span>
<a name="line-24"></a>    <span class='hs-comment'>-- ** Graph Construction</span>
<a name="line-25"></a>    <span class='hs-varid'>insMapNodeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapEdgeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapNodeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapEdgeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>insMapNodesM</span><span class='hs-layout'>,</span>
<a name="line-26"></a>    <span class='hs-varid'>insMapEdgesM</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapNodesM</span><span class='hs-layout'>,</span> <span class='hs-varid'>delMapEdgesM</span>
<a name="line-27"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-28"></a>
<a name="line-29"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>Trans</span><span class='hs-varop'>.</span><span class='hs-conid'>State</span>
<a name="line-30"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Graph</span><span class='hs-varop'>.</span><span class='hs-conid'>Inductive</span><span class='hs-varop'>.</span><span class='hs-conid'>Graph</span>
<a name="line-31"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Prelude</span>                    <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>map</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Prelude</span>                    <span class='hs-keyword'>as</span> <span class='hs-conid'>P</span> <span class='hs-layout'>(</span><span class='hs-varid'>map</span><span class='hs-layout'>)</span>
<a name="line-33"></a>
<a name="line-34"></a><span class='hs-keyword'>import</span>           <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Map</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span><span class='hs-layout'>)</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Map</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>M</span>
<a name="line-36"></a>
<a name="line-37"></a><span class='hs-cpp'>#if MIN_VERSION_containers (0,4,2)</span>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>DeepSeq</span> <span class='hs-layout'>(</span><span class='hs-conid'>NFData</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-39"></a><span class='hs-cpp'>#endif</span>
<a name="line-40"></a>
<a name="line-41"></a><a name="NodeMap"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span>
<a name="line-42"></a>    <span class='hs-conid'>NodeMap</span> <span class='hs-layout'>{</span> <span class='hs-varid'>map</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Map</span> <span class='hs-varid'>a</span> <span class='hs-conid'>Node</span><span class='hs-layout'>,</span>
<a name="line-43"></a>              <span class='hs-varid'>key</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-layout'>}</span>
<a name="line-44"></a>    <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>,</span> <span class='hs-conid'>Read</span><span class='hs-layout'>)</span>
<a name="line-45"></a>
<a name="line-46"></a><span class='hs-cpp'>#if MIN_VERSION_containers (0,4,2)</span>
<a name="line-47"></a><a name="instance%20NFData%20(NodeMap%20a)"></a><span class='hs-keyword'>instance</span> <span class='hs-layout'>(</span><span class='hs-conid'>NFData</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NFData</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-48"></a>  <span class='hs-varid'>rnf</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>mp</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>rnf</span> <span class='hs-varid'>mp</span> <span class='hs-varop'>`seq`</span> <span class='hs-varid'>rnf</span> <span class='hs-varid'>k</span>
<a name="line-49"></a><span class='hs-cpp'>#endif</span>
<a name="line-50"></a>
<a name="line-51"></a><a name="new"></a><span class='hs-comment'>-- | Create a new, empty mapping.</span>
<a name="line-52"></a><span class='hs-definition'>new</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span>
<a name="line-53"></a><span class='hs-definition'>new</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NodeMap</span> <span class='hs-layout'>{</span> <span class='hs-varid'>map</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>,</span> <span class='hs-varid'>key</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span> <span class='hs-layout'>}</span>
<a name="line-54"></a>
<a name="line-55"></a><span class='hs-comment'>-- LNode = (Node, a)</span>
<a name="line-56"></a>
<a name="line-57"></a><a name="fromGraph"></a><span class='hs-comment'>-- | Generate a mapping containing the nodes in the given graph.</span>
<a name="line-58"></a><span class='hs-definition'>fromGraph</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>Graph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span>
<a name="line-59"></a><span class='hs-definition'>fromGraph</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-60"></a>    <span class='hs-keyword'>let</span> <span class='hs-varid'>ns</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>labNodes</span> <span class='hs-varid'>g</span>
<a name="line-61"></a>        <span class='hs-varid'>aux</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>k'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>insert</span> <span class='hs-varid'>a</span> <span class='hs-varid'>n</span> <span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>max</span> <span class='hs-varid'>n</span> <span class='hs-varid'>k'</span><span class='hs-layout'>)</span>
<a name="line-62"></a>        <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>foldr</span> <span class='hs-varid'>aux</span> <span class='hs-layout'>(</span><span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span><span class='hs-layout'>,</span> <span class='hs-num'>0</span><span class='hs-layout'>)</span> <span class='hs-varid'>ns</span>
<a name="line-63"></a>    <span class='hs-keyword'>in</span> <span class='hs-conid'>NodeMap</span> <span class='hs-layout'>{</span> <span class='hs-varid'>map</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>key</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>k</span><span class='hs-varop'>+</span><span class='hs-num'>1</span> <span class='hs-layout'>}</span>
<a name="line-64"></a>
<a name="line-65"></a><a name="mkNode"></a><span class='hs-comment'>-- | Generate a labelled node from the given label.  Will return the same node</span>
<a name="line-66"></a><span class='hs-comment'>-- for the same label.</span>
<a name="line-67"></a><span class='hs-definition'>mkNode</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-68"></a><span class='hs-definition'>mkNode</span> <span class='hs-varid'>m</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>mp</span> <span class='hs-varid'>k</span><span class='hs-layout'>)</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span>
<a name="line-69"></a>    <span class='hs-keyword'>case</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span> <span class='hs-varid'>a</span> <span class='hs-varid'>mp</span> <span class='hs-keyword'>of</span>
<a name="line-70"></a>        <span class='hs-conid'>Just</span> <span class='hs-varid'>i</span>        <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>i</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span>
<a name="line-71"></a>        <span class='hs-conid'>Nothing</span>        <span class='hs-keyglyph'>-&gt;</span>
<a name="line-72"></a>            <span class='hs-keyword'>let</span> <span class='hs-varid'>m'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NodeMap</span> <span class='hs-layout'>{</span> <span class='hs-varid'>map</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>insert</span> <span class='hs-varid'>a</span> <span class='hs-varid'>k</span> <span class='hs-varid'>mp</span><span class='hs-layout'>,</span> <span class='hs-varid'>key</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>k</span><span class='hs-varop'>+</span><span class='hs-num'>1</span> <span class='hs-layout'>}</span>
<a name="line-73"></a>            <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>k</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span>
<a name="line-74"></a>
<a name="line-75"></a><a name="mkNode_"></a><span class='hs-comment'>-- | Generate a labelled node and throw away the modified 'NodeMap'.</span>
<a name="line-76"></a><span class='hs-definition'>mkNode_</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span>
<a name="line-77"></a><span class='hs-definition'>mkNode_</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkNode</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-78"></a>
<a name="line-79"></a><a name="mkEdge"></a><span class='hs-comment'>-- | Generate a 'LEdge' from the node labels.</span>
<a name="line-80"></a><span class='hs-definition'>mkEdge</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>LEdge</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span>
<a name="line-81"></a><span class='hs-definition'>mkEdge</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>a1</span><span class='hs-layout'>,</span> <span class='hs-varid'>a2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-82"></a>    <span class='hs-keyword'>do</span> <span class='hs-varid'>n1</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span> <span class='hs-varid'>a1</span> <span class='hs-varid'>m</span>
<a name="line-83"></a>       <span class='hs-varid'>n2</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span> <span class='hs-varid'>a2</span> <span class='hs-varid'>m</span>
<a name="line-84"></a>       <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>n1</span><span class='hs-layout'>,</span> <span class='hs-varid'>n2</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span>
<a name="line-85"></a>
<a name="line-86"></a><a name="mkEdges"></a><span class='hs-comment'>-- | Generates a list of 'LEdge's.</span>
<a name="line-87"></a><span class='hs-definition'>mkEdges</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>Maybe</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LEdge</span> <span class='hs-varid'>b</span><span class='hs-keyglyph'>]</span>
<a name="line-88"></a><span class='hs-definition'>mkEdges</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>mkEdge</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span>
<a name="line-89"></a>
<a name="line-90"></a><a name="mkNodes"></a><span class='hs-comment'>-- | Construct a list of nodes.</span>
<a name="line-91"></a><span class='hs-definition'>mkNodes</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-92"></a><span class='hs-definition'>mkNodes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map'</span> <span class='hs-varid'>mkNode</span>
<a name="line-93"></a>
<a name="line-94"></a><a name="map'"></a><span class='hs-definition'>map'</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>b</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-varid'>c</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-95"></a><span class='hs-definition'>map'</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>a</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-96"></a><span class='hs-definition'>map'</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-layout'>(</span><span class='hs-varid'>b</span><span class='hs-conop'>:</span><span class='hs-varid'>bs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-97"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-layout'>,</span> <span class='hs-varid'>a'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-98"></a>        <span class='hs-layout'>(</span><span class='hs-varid'>cs</span><span class='hs-layout'>,</span> <span class='hs-varid'>a''</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map'</span> <span class='hs-varid'>f</span> <span class='hs-varid'>a'</span> <span class='hs-varid'>bs</span>
<a name="line-99"></a>    <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>cs</span><span class='hs-layout'>,</span> <span class='hs-varid'>a''</span><span class='hs-layout'>)</span>
<a name="line-100"></a>
<a name="line-101"></a><a name="mkNodes_"></a><span class='hs-comment'>-- | Construct a list of nodes and throw away the modified 'NodeMap'.</span>
<a name="line-102"></a><span class='hs-definition'>mkNodes_</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span>
<a name="line-103"></a><span class='hs-definition'>mkNodes_</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkNodes</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span>
<a name="line-104"></a>
<a name="line-105"></a><a name="insMapNode"></a><span class='hs-definition'>insMapNode</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-106"></a><span class='hs-definition'>insMapNode</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-107"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkNode</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-108"></a>    <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>insNode</span> <span class='hs-varid'>n</span> <span class='hs-varid'>g</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span>
<a name="line-109"></a>
<a name="line-110"></a><a name="insMapNode_"></a><span class='hs-definition'>insMapNode_</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-111"></a><span class='hs-definition'>insMapNode_</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-112"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>g'</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>insMapNode</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-varid'>g</span>
<a name="line-113"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>g'</span>
<a name="line-114"></a>
<a name="line-115"></a><a name="insMapEdge"></a><span class='hs-definition'>insMapEdge</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-116"></a><span class='hs-definition'>insMapEdge</span> <span class='hs-varid'>m</span> <span class='hs-varid'>e</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-117"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>e'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkEdge</span> <span class='hs-varid'>m</span> <span class='hs-varid'>e</span>
<a name="line-118"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>insEdge</span> <span class='hs-varid'>e'</span> <span class='hs-varid'>g</span>
<a name="line-119"></a>
<a name="line-120"></a><a name="delMapNode"></a><span class='hs-definition'>delMapNode</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-121"></a><span class='hs-definition'>delMapNode</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-122"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkNode_</span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-123"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>delNode</span> <span class='hs-varid'>n</span> <span class='hs-varid'>g</span>
<a name="line-124"></a>
<a name="line-125"></a><a name="delMapEdge"></a><span class='hs-definition'>delMapEdge</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-126"></a><span class='hs-definition'>delMapEdge</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>n1</span><span class='hs-layout'>,</span> <span class='hs-varid'>n2</span><span class='hs-layout'>)</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-127"></a>    <span class='hs-keyword'>let</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>n1'</span><span class='hs-layout'>,</span> <span class='hs-varid'>n2'</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkEdge</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>n1</span><span class='hs-layout'>,</span> <span class='hs-varid'>n2</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span>
<a name="line-128"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>delEdge</span> <span class='hs-layout'>(</span><span class='hs-varid'>n1'</span><span class='hs-layout'>,</span> <span class='hs-varid'>n2'</span><span class='hs-layout'>)</span> <span class='hs-varid'>g</span>
<a name="line-129"></a>
<a name="line-130"></a><a name="insMapNodes"></a><span class='hs-definition'>insMapNodes</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-131"></a><span class='hs-definition'>insMapNodes</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-132"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>ns</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkNodes</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span>
<a name="line-133"></a>    <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>insNodes</span> <span class='hs-varid'>ns</span> <span class='hs-varid'>g</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>ns</span><span class='hs-layout'>)</span>
<a name="line-134"></a>
<a name="line-135"></a><a name="insMapNodes_"></a><span class='hs-definition'>insMapNodes_</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-136"></a><span class='hs-definition'>insMapNodes_</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-137"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>g'</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>insMapNodes</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span> <span class='hs-varid'>g</span>
<a name="line-138"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>g'</span>
<a name="line-139"></a>
<a name="line-140"></a><a name="insMapEdges"></a><span class='hs-definition'>insMapEdges</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-141"></a><span class='hs-definition'>insMapEdges</span> <span class='hs-varid'>m</span> <span class='hs-varid'>es</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-142"></a>    <span class='hs-keyword'>let</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>es'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkEdges</span> <span class='hs-varid'>m</span> <span class='hs-varid'>es</span>
<a name="line-143"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>insEdges</span> <span class='hs-varid'>es'</span> <span class='hs-varid'>g</span>
<a name="line-144"></a>
<a name="line-145"></a><a name="delMapNodes"></a><span class='hs-definition'>delMapNodes</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-146"></a><span class='hs-definition'>delMapNodes</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-147"></a>    <span class='hs-keyword'>let</span> <span class='hs-varid'>ns</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>map</span> <span class='hs-varid'>fst</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mkNodes_</span> <span class='hs-varid'>m</span> <span class='hs-keyword'>as</span>
<a name="line-148"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>delNodes</span> <span class='hs-varid'>ns</span> <span class='hs-varid'>g</span>
<a name="line-149"></a>
<a name="line-150"></a><a name="delMapEdges"></a><span class='hs-definition'>delMapEdges</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-151"></a><span class='hs-definition'>delMapEdges</span> <span class='hs-varid'>m</span> <span class='hs-varid'>ns</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span>
<a name="line-152"></a>    <span class='hs-keyword'>let</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>ns'</span> <span class='hs-keyglyph'>=</span>  <span class='hs-varid'>mkEdges</span> <span class='hs-varid'>m</span> <span class='hs-varop'>$</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>()</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>ns</span>
<a name="line-153"></a>        <span class='hs-varid'>ns''</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>ns'</span>
<a name="line-154"></a>    <span class='hs-keyword'>in</span> <span class='hs-varid'>delEdges</span> <span class='hs-varid'>ns''</span> <span class='hs-varid'>g</span>
<a name="line-155"></a>
<a name="line-156"></a><a name="mkMapGraph"></a><span class='hs-definition'>mkMapGraph</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-157"></a><span class='hs-definition'>mkMapGraph</span> <span class='hs-varid'>ns</span> <span class='hs-varid'>es</span> <span class='hs-keyglyph'>=</span>
<a name="line-158"></a>    <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>ns'</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkNodes</span> <span class='hs-varid'>new</span> <span class='hs-varid'>ns</span>
<a name="line-159"></a>        <span class='hs-conid'>Just</span> <span class='hs-varid'>es'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mkEdges</span> <span class='hs-varid'>m'</span> <span class='hs-varid'>es</span>
<a name="line-160"></a>    <span class='hs-keyword'>in</span> <span class='hs-layout'>(</span><span class='hs-varid'>mkGraph</span> <span class='hs-varid'>ns'</span> <span class='hs-varid'>es'</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span>
<a name="line-161"></a>
<a name="line-162"></a><a name="NodeMapM"></a><span class='hs-comment'>-- | Graph construction monad; handles passing both the 'NodeMap' and the</span>
<a name="line-163"></a><a name="NodeMapM"></a><span class='hs-comment'>-- 'Graph'.</span>
<a name="line-164"></a><a name="NodeMapM"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>State</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-varid'>r</span>
<a name="line-165"></a>
<a name="line-166"></a><a name="run"></a><span class='hs-comment'>-- | Run a construction; return the value of the computation, the modified</span>
<a name="line-167"></a><span class='hs-comment'>-- 'NodeMap', and the modified 'Graph'.</span>
<a name="line-168"></a><span class='hs-definition'>run</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>r</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-169"></a><span class='hs-definition'>run</span> <span class='hs-varid'>g</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>runState</span> <span class='hs-varid'>m</span> <span class='hs-layout'>(</span><span class='hs-varid'>fromGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span>
<a name="line-170"></a>
<a name="line-171"></a><a name="run_"></a><span class='hs-comment'>-- | Run a construction and only return the 'Graph'.</span>
<a name="line-172"></a><span class='hs-definition'>run_</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span>
<a name="line-173"></a><span class='hs-definition'>run_</span> <span class='hs-varid'>g</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>snd</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span> <span class='hs-varop'>$</span> <span class='hs-varid'>run</span> <span class='hs-varid'>g</span> <span class='hs-varid'>m</span>
<a name="line-174"></a>
<a name="line-175"></a><a name="liftN2"></a><span class='hs-comment'>{- not used
<a name="line-176"></a>liftN1 :: (Ord a, DynGraph g) =&gt; (NodeMap a -&gt; (c, NodeMap a)) -&gt; NodeMapM a b g c
<a name="line-177"></a>liftN1 f =
<a name="line-178"></a>    do (m, g) &lt;- get
<a name="line-179"></a>       let (r, m') = f m
<a name="line-180"></a>       put (m', g)
<a name="line-181"></a>       return r
<a name="line-182"></a>
<a name="line-183"></a>liftN1' :: (Ord a, DynGraph g) =&gt; (NodeMap a -&gt; c) -&gt; NodeMapM a b g c
<a name="line-184"></a>liftN1' f =
<a name="line-185"></a>    do (m, g) &lt;- get
<a name="line-186"></a>       return $ f m
<a name="line-187"></a>-}</span>
<a name="line-188"></a><span class='hs-definition'>liftN2</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>d</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>d</span>
<a name="line-189"></a><span class='hs-definition'>liftN2</span> <span class='hs-varid'>f</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span>
<a name="line-190"></a>    <span class='hs-keyword'>do</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>get</span>
<a name="line-191"></a>       <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>r</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-192"></a>       <span class='hs-varid'>put</span> <span class='hs-layout'>(</span><span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span>
<a name="line-193"></a>       <span class='hs-varid'>return</span> <span class='hs-varid'>r</span>
<a name="line-194"></a>
<a name="line-195"></a><a name="liftN2'"></a><span class='hs-definition'>liftN2'</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>d</span>
<a name="line-196"></a><span class='hs-definition'>liftN2'</span> <span class='hs-varid'>f</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span>
<a name="line-197"></a>    <span class='hs-keyword'>do</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>get</span>
<a name="line-198"></a>       <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>f</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span>
<a name="line-199"></a><a name="liftM1"></a><span class='hs-comment'>{- not used
<a name="line-200"></a>liftN3 :: (Ord a, DynGraph g) =&gt; (NodeMap a -&gt; c -&gt; d -&gt; (e, NodeMap a)) -&gt; c -&gt; d -&gt; NodeMapM a b g e
<a name="line-201"></a>liftN3 f c d =
<a name="line-202"></a>    do (m, g) &lt;- get
<a name="line-203"></a>       let (r, m') = f m c d
<a name="line-204"></a>       put (m', g)
<a name="line-205"></a>       return r
<a name="line-206"></a>
<a name="line-207"></a>liftN3' :: (Ord a, DynGraph g) =&gt; (NodeMap a -&gt; c -&gt; d -&gt; e) -&gt; c -&gt; d -&gt; NodeMapM a b g e
<a name="line-208"></a>liftN3' f c d =
<a name="line-209"></a>    do (m, g) &lt;- get
<a name="line-210"></a>       return $ f m c d
<a name="line-211"></a>-}</span>
<a name="line-212"></a><span class='hs-definition'>liftM1</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-213"></a><span class='hs-definition'>liftM1</span> <span class='hs-varid'>f</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span>
<a name="line-214"></a>    <span class='hs-keyword'>do</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>get</span>
<a name="line-215"></a>       <span class='hs-keyword'>let</span> <span class='hs-varid'>g'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span> <span class='hs-varid'>g</span>
<a name="line-216"></a>       <span class='hs-varid'>put</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>g'</span><span class='hs-layout'>)</span>
<a name="line-217"></a>
<a name="line-218"></a><a name="liftM1'"></a><span class='hs-definition'>liftM1'</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>,</span> <span class='hs-conid'>NodeMap</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>d</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-varid'>d</span>
<a name="line-219"></a><span class='hs-definition'>liftM1'</span> <span class='hs-varid'>f</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span>
<a name="line-220"></a>    <span class='hs-keyword'>do</span> <span class='hs-layout'>(</span><span class='hs-varid'>m</span><span class='hs-layout'>,</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>&lt;-</span> <span class='hs-varid'>get</span>
<a name="line-221"></a>       <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>g'</span><span class='hs-layout'>,</span> <span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>r</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>f</span> <span class='hs-varid'>m</span> <span class='hs-varid'>c</span> <span class='hs-varid'>g</span>
<a name="line-222"></a>       <span class='hs-varid'>put</span> <span class='hs-layout'>(</span><span class='hs-varid'>m'</span><span class='hs-layout'>,</span> <span class='hs-varid'>g'</span><span class='hs-layout'>)</span>
<a name="line-223"></a>       <span class='hs-varid'>return</span> <span class='hs-varid'>r</span>
<a name="line-224"></a>
<a name="line-225"></a><a name="mkNodeM"></a><span class='hs-comment'>-- | Monadic node construction.</span>
<a name="line-226"></a><span class='hs-definition'>mkNodeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-layout'>(</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-227"></a><span class='hs-definition'>mkNodeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftN2</span> <span class='hs-varid'>mkNode</span>
<a name="line-228"></a>
<a name="line-229"></a><a name="mkNodesM"></a><span class='hs-definition'>mkNodesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span>
<a name="line-230"></a><span class='hs-definition'>mkNodesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftN2</span> <span class='hs-varid'>mkNodes</span>
<a name="line-231"></a>
<a name="line-232"></a><a name="mkEdgeM"></a><span class='hs-definition'>mkEdgeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>LEdge</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-233"></a><span class='hs-definition'>mkEdgeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftN2'</span> <span class='hs-varid'>mkEdge</span>
<a name="line-234"></a>
<a name="line-235"></a><a name="mkEdgesM"></a><span class='hs-definition'>mkEdgesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LEdge</span> <span class='hs-varid'>b</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-236"></a><span class='hs-definition'>mkEdgesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftN2'</span> <span class='hs-varid'>mkEdges</span>
<a name="line-237"></a>
<a name="line-238"></a><a name="insMapNodeM"></a><span class='hs-definition'>insMapNodeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-layout'>(</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-239"></a><span class='hs-definition'>insMapNodeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1'</span> <span class='hs-varid'>insMapNode</span>
<a name="line-240"></a>
<a name="line-241"></a><a name="insMapEdgeM"></a><span class='hs-definition'>insMapEdgeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-242"></a><span class='hs-definition'>insMapEdgeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>insMapEdge</span>
<a name="line-243"></a>
<a name="line-244"></a><a name="delMapNodeM"></a><span class='hs-definition'>delMapNodeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-245"></a><span class='hs-definition'>delMapNodeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>delMapNode</span>
<a name="line-246"></a>
<a name="line-247"></a><a name="delMapEdgeM"></a><span class='hs-definition'>delMapEdgeM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-248"></a><span class='hs-definition'>delMapEdgeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>delMapEdge</span>
<a name="line-249"></a>
<a name="line-250"></a><a name="insMapNodesM"></a><span class='hs-definition'>insMapNodesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LNode</span> <span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span>
<a name="line-251"></a><span class='hs-definition'>insMapNodesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1'</span> <span class='hs-varid'>insMapNodes</span>
<a name="line-252"></a>
<a name="line-253"></a><a name="insMapEdgesM"></a><span class='hs-definition'>insMapEdgesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-254"></a><span class='hs-definition'>insMapEdgesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>insMapEdges</span>
<a name="line-255"></a>
<a name="line-256"></a><a name="delMapNodesM"></a><span class='hs-definition'>delMapNodesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-257"></a><span class='hs-definition'>delMapNodesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>delMapNodes</span>
<a name="line-258"></a>
<a name="line-259"></a><a name="delMapEdgesM"></a><span class='hs-definition'>delMapEdgesM</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Ord</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-conid'>DynGraph</span> <span class='hs-varid'>g</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=&gt;</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-&gt;</span> <span class='hs-conid'>NodeMapM</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span> <span class='hs-varid'>g</span> <span class='hs-conid'>()</span>
<a name="line-260"></a><span class='hs-definition'>delMapEdgesM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM1</span> <span class='hs-varid'>delMapEdges</span>
</pre></body>
</html>