blob: b6dced606c3651627de4d3752b9489df2418d212 (
plain) (
blame)
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
|
import std/hashes
import std/macros
import std/sets
import std/strutils
import chame/tags
import monoucha/fromjs
import monoucha/javascript
import monoucha/jserror
import monoucha/tojs
import types/opt
# create a static enum compatible with chame/tags
macro makeStaticAtom =
# declare inside the macro to avoid confusion with StaticAtom0
type
StaticAtom0 = enum
satAbort = "abort"
satAcceptCharset = "accept-charset"
satAction = "action"
satAlign = "align"
satAlt = "alt"
satAsync = "async"
satAutofocus = "autofocus"
satBgcolor = "bgcolor"
satBlocking = "blocking"
satCharset = "charset"
satChecked = "checked"
satClass = "class"
satClassList = "classList"
satClick = "click"
satColor = "color"
satCols = "cols"
satColspan = "colspan"
satCrossorigin = "crossorigin"
satDOMContentLoaded = "DOMContentLoaded"
satDefer = "defer"
satDirname = "dirname"
satDisabled = "disabled"
satEnctype = "enctype"
satError = "error"
satEvent = "event"
satFor = "for"
satForm = "form"
satFormaction = "formaction"
satFormenctype = "formenctype"
satFormmethod = "formmethod"
satHeight = "height"
satHref = "href"
satId = "id"
satIntegrity = "integrity"
satIsmap = "ismap"
satLanguage = "language"
satLoad = "load"
satLoadend = "loadend"
satLoadstart = "loadstart"
satMax = "max"
satMedia = "media"
satMethod = "method"
satMin = "min"
satMousewheel = "mousewheel"
satMultiple = "multiple"
satName = "name"
satNomodule = "nomodule"
satNovalidate = "novalidate"
satOnclick = "onclick"
satOnload = "onload"
satProgress = "progress"
satReadystatechange = "readystatechange"
satReferrerpolicy = "referrerpolicy"
satRel = "rel"
satRequired = "required"
satRows = "rows"
satRowspan = "rowspan"
satSelected = "selected"
satSize = "size"
satSizes = "sizes"
satSlot = "slot"
satSrc = "src"
satSrcset = "srcset"
satStyle = "style"
satStylesheet = "stylesheet"
satTarget = "target"
satText = "text"
satTimeout = "timeout"
satTitle = "title"
satTouchmove = "touchmove"
satTouchstart = "touchstart"
satType = "type"
satUsemap = "usemap"
satValign = "valign"
satValue = "value"
satWheel = "wheel"
satWidth = "width"
let decl = quote do:
type StaticAtom* {.inject.} = enum
atUnknown = ""
let decl0 = decl[0][2]
var seen: HashSet[string]
for t in TagType:
if t == TAG_UNKNOWN:
continue
let tn = $t
let name = "sat" & tn[0].toUpperAscii() & tn.substr(1)
seen.incl(tn)
decl0.add(newNimNode(nnkEnumFieldDef).add(ident(name), newStrLitNode(tn)))
for i, f in StaticAtom0.getType():
if i == 0:
continue
let tn = $StaticAtom0(i - 1)
if tn in seen:
continue
decl0.add(newNimNode(nnkEnumFieldDef).add(ident(f.strVal),
newStrLitNode(tn)))
decl
makeStaticAtom
#TODO use a better hash map
const CAtomFactoryStrMapLength = 1024 # must be a power of 2
static:
doAssert (CAtomFactoryStrMapLength and (CAtomFactoryStrMapLength - 1)) == 0
type
CAtom* = distinct int
CAtomFactoryInit = object
obj: CAtomFactoryObj
CAtomFactoryObj = object
strMap: array[CAtomFactoryStrMapLength, seq[CAtom]]
atomMap: seq[string]
#TODO could be a ptr probably
CAtomFactory* = ref CAtomFactoryObj
const CAtomNull* = CAtom(0)
# Mandatory Atom functions
func `==`*(a, b: CAtom): bool {.borrow.}
func hash*(atom: CAtom): Hash {.borrow.}
func `$`*(a: CAtom): string {.borrow.}
func toAtom(factory: var CAtomFactoryObj; s: string): CAtom =
let h = s.hash()
let i = h and (factory.strMap.len - 1)
for atom in factory.strMap[i]:
if factory.atomMap[int(atom)] == s:
# Found
return atom
# Not found
let atom = CAtom(factory.atomMap.len)
factory.atomMap.add(s)
factory.strMap[i].add(atom)
return atom
const factoryInit = (func(): CAtomFactoryInit =
var init = CAtomFactoryInit()
# Null atom
init.obj.atomMap.add("")
# StaticAtom includes TagType too.
for sa in StaticAtom(1) .. StaticAtom.high:
discard init.obj.toAtom($sa)
return init
)()
proc newCAtomFactory*(): CAtomFactory =
let factory = new(CAtomFactory)
factory[] = factoryInit.obj
return factory
func toAtom*(factory: CAtomFactory; s: string): CAtom =
return factory[].toAtom(s)
func toAtom*(factory: CAtomFactory; tagType: TagType): CAtom =
assert tagType != TAG_UNKNOWN
return CAtom(tagType)
func toAtom*(factory: CAtomFactory; attrType: StaticAtom): CAtom =
assert attrType != atUnknown
return CAtom(attrType)
func toStr*(factory: CAtomFactory; atom: CAtom): string =
return factory.atomMap[int(atom)]
func toTagType*(factory: CAtomFactory; atom: CAtom): TagType =
let i = int(atom)
if i <= int(TagType.high):
return TagType(i)
return TAG_UNKNOWN
func toStaticAtom*(factory: CAtomFactory; atom: CAtom): StaticAtom =
let i = int(atom)
if i <= int(StaticAtom.high):
return StaticAtom(i)
return atUnknown
var getFactory* {.compileTime.}: proc(ctx: JSContext): CAtomFactory {.nimcall,
noSideEffect.}
proc toAtom*(ctx: JSContext; atom: StaticAtom): CAtom =
return ctx.getFactory().toAtom(atom)
proc toStaticAtom*(ctx: JSContext; atom: CAtom): StaticAtom =
return ctx.getFactory().toStaticAtom(atom)
proc fromJSCAtom*(ctx: JSContext; val: JSValue): JSResult[CAtom] =
let s = ?fromJS[string](ctx, val)
return ok(ctx.getFactory().toAtom(s))
proc toJS*(ctx: JSContext; atom: CAtom): JSValue =
return ctx.toJS(ctx.getFactory().toStr(atom))
proc toJS*(ctx: JSContext; atom: StaticAtom): JSValue =
return ctx.toJS($atom)
|