u-numeric-range

 # vim:ft=sh  nonu

set -o errexit
set -v


################################################################# NUMERIC_RANGE

# ctor
scc '__ range(0,10,2),  range(10,0,-1.5);'

# iter
scc 'auto ri = +range(0,21);  ri = +range(0,21);' 

# loops
scc 'auto  r=range(0,10);  for(auto i=r.begin();  i!=r.end();  ++i) _ *i;'
scc 'for(auto x: range(0,10,2)) _ x;'

# stl algorithms
scc 'auto r = range(0,1.0,0.01); __ std::count(+r,-r,0), std::count_if(+r,-r, [](double x){return x<0.5;});'

scc 'range(0,10) | (_1%2)'

# random access
#scc                       'auto nr=range(10);auto i=+nr;  nr[0], nr[1], *(i+=3), i[3]'

# conversion 
scc 'vint V = range(5);  set<int> S = range(5); unordered_set<int> U = range(5);  V, S, U'
scc 'vector<vint> vv= {range(7),range(1,5)};  vv << range(3)'

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