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index.js
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index.js
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var Transform = require('readable-stream').Transform
var util = require('util')
var repeat = require('repeat-string')
var dullstring = require('dullstring')
module.exports = MarkdownBuilder
function maybeFormat (s) {
if (s && s.type) {
return format(s) || ''
}
return s
}
function format (chunk) {
switch (chunk.type) {
case 'header':
return dullstring('\n:level :text\n')({
level: repeat('#', chunk.level),
text: chunk.text
})
case 'anchor':
return dullstring('<a href=":name"></a>\n')(chunk)
case 'link':
return dullstring('[:target](:text)')(chunk)
case 'text':
return chunk.text
case 'table.header':
return '\n'
case 'table.header-row':
return '| ' +
chunk.labels
.map(maybeFormat)
.join('| ') + '|\n' +
repeat('|-----', chunk.labels.length) + '|\n'
case 'table.row':
return '| ' +
chunk.values
.map(maybeFormat)
.join('| ') + '|\n'
case 'table.footer':
return '\n'
}
}
function MarkdownBuilder () {
Transform.call(this, {writableObjectMode: true})
}
util.inherits(MarkdownBuilder, Transform)
MarkdownBuilder.prototype._transform = function (chunk, enc, callback) {
var text
if ((text = format(chunk))) {
this.push(text)
}
callback()
}