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36 lines
752 B
C
36 lines
752 B
C
module std::sort;
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macro usz @len_from_list(&list)
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{
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$if $defined(list.len()):
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return list.len();
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$else
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return list.len;
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$endif
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}
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macro bool @is_sortable(#list)
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{
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$switch
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$case !$defined(#list[0]):
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return false;
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$case !$defined(#list.len):
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return false;
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$case $and($defined(&#list[0]) && !types::is_same($typeof(&#list[0]), $typeof(#list[0])*)):
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return false;
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$default:
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return true;
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$endswitch;
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}
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macro bool @is_cmp_fn(#cmp, #list)
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{
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var $Type = $typeof(#cmp);
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$switch
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$case $or($Type.kindof != FUNC, $Type.returns.kindof != SIGNED_INT): return false;
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$case $defined(#cmp(#list[0], #list[0])): return true;
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$case $defined(#cmp(&&(#list[0]), &&(#list[0]))): return true;
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$default: return false;
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$endswitch
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} |