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1 | | -import {html, svg, find} from 'property-information' |
2 | | -import {toH} from 'hast-to-hyperscript' |
3 | | -import {webNamespaces} from 'web-namespaces' |
4 | | -import {zwitch} from 'zwitch' |
| 1 | +/** |
| 2 | + * @typedef {import('./lib/index.js').Space} Space |
| 3 | + */ |
5 | 4 |
|
6 | | -var own = {}.hasOwnProperty |
7 | | - |
8 | | -var one = zwitch('type', {handlers: {root, element, text, comment, doctype}}) |
9 | | - |
10 | | -// Transform a tree from hast to Parse5’s AST. |
11 | | -export function toParse5(tree, space) { |
12 | | - return one(tree, space === 'svg' ? svg : html) |
13 | | -} |
14 | | - |
15 | | -function root(node, schema) { |
16 | | - return patch( |
17 | | - node, |
18 | | - { |
19 | | - nodeName: '#document', |
20 | | - mode: (node.data || {}).quirksMode ? 'quirks' : 'no-quirks' |
21 | | - }, |
22 | | - schema |
23 | | - ) |
24 | | -} |
25 | | - |
26 | | -function fragment(node, schema) { |
27 | | - return patch(node, {nodeName: '#document-fragment'}, schema) |
28 | | -} |
29 | | - |
30 | | -function doctype(node, schema) { |
31 | | - return patch( |
32 | | - node, |
33 | | - { |
34 | | - nodeName: '#documentType', |
35 | | - name: node.name, |
36 | | - publicId: node.public || '', |
37 | | - systemId: node.system || '' |
38 | | - }, |
39 | | - schema |
40 | | - ) |
41 | | -} |
42 | | - |
43 | | -function text(node, schema) { |
44 | | - return patch(node, {nodeName: '#text', value: node.value}, schema) |
45 | | -} |
46 | | - |
47 | | -function comment(node, schema) { |
48 | | - return patch(node, {nodeName: '#comment', data: node.value}, schema) |
49 | | -} |
50 | | - |
51 | | -function element(node, schema) { |
52 | | - return toH(h, Object.assign({}, node, {children: []}), {space: schema.space}) |
53 | | - |
54 | | - function h(name, attrs) { |
55 | | - var values = [] |
56 | | - var info |
57 | | - var value |
58 | | - var key |
59 | | - var index |
60 | | - var p5 |
61 | | - |
62 | | - for (key in attrs) { |
63 | | - if (!own.call(attrs, key) || attrs[key] === false) { |
64 | | - continue |
65 | | - } |
66 | | - |
67 | | - info = find(schema, key) |
68 | | - |
69 | | - if (info.boolean && !attrs[key]) { |
70 | | - continue |
71 | | - } |
72 | | - |
73 | | - value = {name: key, value: attrs[key] === true ? '' : String(attrs[key])} |
74 | | - |
75 | | - if (info.space && info.space !== 'html' && info.space !== 'svg') { |
76 | | - index = key.indexOf(':') |
77 | | - |
78 | | - if (index < 0) { |
79 | | - value.prefix = '' |
80 | | - } else { |
81 | | - value.name = key.slice(index + 1) |
82 | | - value.prefix = key.slice(0, index) |
83 | | - } |
84 | | - |
85 | | - value.namespace = webNamespaces[info.space] |
86 | | - } |
87 | | - |
88 | | - values.push(value) |
89 | | - } |
90 | | - |
91 | | - p5 = patch(node, {nodeName: name, tagName: name, attrs: values}, schema) |
92 | | - |
93 | | - if (name === 'template') p5.content = fragment(node.content, schema) |
94 | | - |
95 | | - return p5 |
96 | | - } |
97 | | -} |
98 | | - |
99 | | -// Patch specific properties. |
100 | | -function patch(node, p5, parentSchema) { |
101 | | - var schema = parentSchema |
102 | | - var position = node.position |
103 | | - var childNodes = [] |
104 | | - var index = -1 |
105 | | - var child |
106 | | - |
107 | | - if (node.type === 'element') { |
108 | | - if (schema.space === 'html' && node.tagName === 'svg') schema = svg |
109 | | - p5.namespaceURI = webNamespaces[schema.space] |
110 | | - } |
111 | | - |
112 | | - if (node.type === 'element' || node.type === 'root') { |
113 | | - p5.childNodes = childNodes |
114 | | - |
115 | | - if (node.children) { |
116 | | - while (++index < node.children.length) { |
117 | | - child = one(node.children[index], schema) |
118 | | - child.parentNode = p5 |
119 | | - childNodes[index] = child |
120 | | - } |
121 | | - } |
122 | | - } |
123 | | - |
124 | | - if (position && position.start && position.end) { |
125 | | - p5.sourceCodeLocation = { |
126 | | - startLine: position.start.line, |
127 | | - startCol: position.start.column, |
128 | | - startOffset: position.start.offset, |
129 | | - endLine: position.end.line, |
130 | | - endCol: position.end.column, |
131 | | - endOffset: position.end.offset |
132 | | - } |
133 | | - } |
134 | | - |
135 | | - return p5 |
136 | | -} |
| 5 | +export {toParse5} from './lib/index.js' |
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