error when trying to open a OpenSCAD file

[Gfcima]

dont know the answer to this error: ERROR: Parser error in file "C:/Users/gcima/OneDrive/Documents/OpenSCAD/libraries/BOSL2/attachments.scad", line 2008: syntax error

attachments.scad line 2008 bcs = function(list, i=0, inv=false, out=[])
i>=len(list)? out :
let( nu_inv = list[i]? !inv : inv )
bcs(list, i+1, nu_inv, [each out, nu_inv]),
inverts = bcs([
false,
for(i = idx(edge_string)) if (i)
_edge_transition_needs_flip(
edge_string[i-1],
edge_string[i]
)
]),

[wdnick]

I'm getting the same error. Interestingly enough I downloaded and used this same library on a different computer yesterday with issue.

[mayih]

I have the same error...