25 lines
549 B
JavaScript
25 lines
549 B
JavaScript
|
module.exports = extractDescription
|
||
|
|
|
||
|
|
// Extracts description from contents of a readme file in markdown format
|
||
|
|
function extractDescription (d) {
|
||
|
|
if (!d) {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
if (d === 'ERROR: No README data found!') {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
// the first block of text before the first heading
|
||
|
|
// that isn't the first line heading
|
||
|
|
d = d.trim().split('\n')
|
||
|
|
let s = 0
|
||
|
|
while (d[s] && d[s].trim().match(/^(#|$)/)) {
|
||
|
|
s++
|
||
|
|
}
|
||
|
|
const l = d.length
|
||
|
|
let e = s + 1
|
||
|
|
while (e < l && d[e].trim()) {
|
||
|
|
e++
|
||
|
|
}
|
||
|
|
return d.slice(s, e).join(' ').trim()
|
||
|
|
}
|