48 lines
1002 B
JavaScript
48 lines
1002 B
JavaScript
'use strict'
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var uri = require('../util/enclose-uri')
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var title = require('../util/enclose-title')
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module.exports = image
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var space = ' '
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var leftParenthesis = '('
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var rightParenthesis = ')'
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var leftSquareBracket = '['
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var rightSquareBracket = ']'
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var exclamationMark = '!'
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// Stringify an image.
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//
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// Is smart about enclosing `url` (see `encloseURI()`) and `title` (see
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// `encloseTitle()`).
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//
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// ```markdown
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// ![foo](</fav icon.png> 'My "favourite" icon')
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// ```
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//
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// Supports named entities in `url`, `alt`, and `title` when in
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// `settings.encode` mode.
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function image(node) {
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var self = this
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var content = uri(self.encode(node.url || '', node))
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var exit = self.enterLink()
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var alt = self.encode(self.escape(node.alt || '', node))
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exit()
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if (node.title) {
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content += space + title(self.encode(node.title, node))
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}
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return (
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exclamationMark +
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leftSquareBracket +
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alt +
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rightSquareBracket +
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leftParenthesis +
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content +
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rightParenthesis
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)
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}
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