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refactor/importgraph: document that graphs are cyclic

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Change-Id: I195656b523488433945b3215558c3442cf45b2bd
Reviewed-on: https://go-review.googlesource.com/19831
Reviewed-by: Robert Griesemer <gri@golang.org>
This commit is contained in:
Alan Donovan 2016-02-22 15:26:12 -05:00
parent 51464e57af
commit ac02106e04
1 changed files with 2 additions and 0 deletions
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refactor/importgraph/graph.go
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@ -20,6 +20,8 @@ import (
// imported packages (prerequisites); for a reverse graph, it is the set
// of importing packages (clients).
//
// Graph construction inspects all imports in each package's directory,
// including those in _test.go files, so the resulting graph may be cyclic.
type Graph map[string]map[string]bool
func (g Graph) addEdge(from, to string) {