summaryrefslogtreecommitdiffstats
path: root/vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go
diff options
context:
space:
mode:
authorRastislav Szabo <raszabo@cisco.com>2017-05-04 11:09:03 +0200
committerRastislav Szabo <raszabo@cisco.com>2017-05-04 11:12:35 +0200
commita101d966133a70b8a76526be25070436d14fcf9f (patch)
tree75e2dbf20de615e58252b780b2ba5baae8fdcf82 /vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go
parenta968ead74525125dff9ae90b1c9a9102e4327900 (diff)
initial commit
Signed-off-by: Rastislav Szabo <raszabo@cisco.com>
Diffstat (limited to 'vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go')
-rw-r--r--vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go41
1 files changed, 41 insertions, 0 deletions
diff --git a/vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go b/vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go
new file mode 100644
index 0000000..119d21e
--- /dev/null
+++ b/vendor/github.com/onsi/gomega/matchers/support/goraph/bipartitegraph/bipartitegraph.go
@@ -0,0 +1,41 @@
+package bipartitegraph
+
+import "errors"
+import "fmt"
+
+import . "github.com/onsi/gomega/matchers/support/goraph/node"
+import . "github.com/onsi/gomega/matchers/support/goraph/edge"
+
+type BipartiteGraph struct {
+ Left NodeOrderedSet
+ Right NodeOrderedSet
+ Edges EdgeSet
+}
+
+func NewBipartiteGraph(leftValues, rightValues []interface{}, neighbours func(interface{}, interface{}) (bool, error)) (*BipartiteGraph, error) {
+ left := NodeOrderedSet{}
+ for i, _ := range leftValues {
+ left = append(left, Node{i})
+ }
+
+ right := NodeOrderedSet{}
+ for j, _ := range rightValues {
+ right = append(right, Node{j + len(left)})
+ }
+
+ edges := EdgeSet{}
+ for i, leftValue := range leftValues {
+ for j, rightValue := range rightValues {
+ neighbours, err := neighbours(leftValue, rightValue)
+ if err != nil {
+ return nil, errors.New(fmt.Sprintf("error determining adjacency for %v and %v: %s", leftValue, rightValue, err.Error()))
+ }
+
+ if neighbours {
+ edges = append(edges, Edge{left[i], right[j]})
+ }
+ }
+ }
+
+ return &BipartiteGraph{left, right, edges}, nil
+}