U:RDoc::AnyMethod[iI"
tsort:EFI"TSort::tsort;TT:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"4Returns a topologically sorted array of nodes. ;TI"8The array is sorted from children to parents, i.e. ;TI"Dthe first element has no child and the last node has no parent.;To:RDoc::Markup::BlankLineo;
;	[I"?The graph is represented by _each_node_ and _each_child_. ;TI"T_each_node_ should have +call+ method which yields for each node in the graph. ;TI"g_each_child_ should have +call+ method which takes a node argument and yields for each child node.;T@o;
;	[I"2If there is a cycle, TSort::Cyclic is raised.;T@o:RDoc::Markup::Verbatim;	[I"/g = {1=>[2, 3], 2=>[4], 3=>[2, 4], 4=>[]}
;TI"/each_node = lambda {|&b| g.each_key(&b) }
;TI"2each_child = lambda {|n, &b| g[n].each(&b) }
;TI";p TSort.tsort(each_node, each_child) #=> [4, 2, 3, 1]
;TI"
;TI",g = {1=>[2], 2=>[3, 4], 3=>[2], 4=>[]}
;TI"/each_node = lambda {|&b| g.each_key(&b) }
;TI"2each_child = lambda {|n, &b| g[n].each(&b) }
;TI"@p TSort.tsort(each_node, each_child) # raises TSort::Cyclic;T:@format0:
@fileI"lib/tsort.rb;T:0@omit_headings_from_table_of_contents_below000[I"(each_node, each_child);T@$FI"
TSort;FcRDoc::NormalModule00