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Fixed len() warnings for some openscad versions.

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Revar Desmera 2019-03-29 00:13:27 -07:00
parent 8a0dc9ebb2
commit 57adf91b65
1 changed files with 2 additions and 2 deletions
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4
compat.scad
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@ -57,7 +57,7 @@ function is_def(v) = (version_num() > 20190100)? !is_undef(v) : (v != undef);
// Function: is_str()
// Description: Given a value, returns true if it is a string.
function is_str(v) = (version_num() > 20190100)? is_string(v) : (is_def(v) && is_def(len(v)) && (len(str(v,v)) == len(v)*2));
function is_str(v) = (version_num() > 20190100)? is_string(v) : (v=="" || (is_def(v) && is_def(v[0]) && (len(str(v,v)) == len(v)*2)));
// Function: is_boolean()
@ -72,7 +72,7 @@ function is_scalar(v) = (version_num() > 20190100)? is_num(v) : (!is_boolean(v)
// Function: is_array()
// Description: Given a value, returns true if it is an array/list/vector.
function is_array(v) = (version_num() > 20190100)? is_list(v) : (!is_str(v) && is_def(len(v)));
function is_array(v) = (version_num() > 20190100)? is_list(v) : (v==[] || (is_def(v[0]) && !is_str(v) ));
// Function: get_radius()