Not all points are detected

[anvaka]

Consider to following set of segments:

var lines = [
  [ [ 0.6180339887498949, 1.902113032590307 ], [ 2, 0 ] ],
  [ [ -1.6180339887498947, 1.1755705045849465 ], [ 2, 0 ] ],
  [ [ 2, 0 ], [ -1.618033988749895, -1.175570504584946 ] ],
  [ [ 2, 0 ], [ 0.6180339887498945, -1.9021130325903073 ] ],
  [ [ 0.6180339887498949, 1.902113032590307 ], [ -1.6180339887498947, 1.1755705045849465 ] ],
  [ [ 0.6180339887498949, 1.902113032590307 ], [ -1.618033988749895, -1.175570504584946 ] ],
  [ [ 0.6180339887498949, 1.902113032590307 ], [ 0.6180339887498945, -1.9021130325903073 ] ],
  [ [ -1.6180339887498947, 1.1755705045849465 ], [ -1.618033988749895, -1.175570504584946 ] ],
  [ [ -1.6180339887498947, 1.1755705045849465 ], [ 0.6180339887498945, -1.9021130325903073 ] ],
  [ [ -1.618033988749895, -1.175570504584946 ], [ 0.6180339887498945, -1.9021130325903073 ] ]
]

When you run findIntersections(lines) it reports only 9 intersected points, while there are (visually) 10 intersections:

Reported:

Expected

[ggolikov]

thank you! Seems that it doesn't handle correct vertical lines