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authorValentin Rothberg <rothberg@redhat.com>2019-02-05 11:51:41 +0100
committerValentin Rothberg <rothberg@redhat.com>2019-02-06 11:14:06 +0100
commit9ac0ebb0791851aea81ecc847802db5a39bfb6e7 (patch)
tree30ad98bcc2c2dd1136f46a48cbc44d422adfa184 /vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go
parent51714d5da7aaa19014fd67b48b79dfbd5f69c1f0 (diff)
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Cirrus: add vendor_check_task
* Make sure that all vendored dependencies are in sync with the code and the vendor.conf by running `make vendor` with a follow-up status check of the git tree. * Vendor ginkgo and gomega to include the test dependencies. Signed-off-by: Chris Evic <cevich@redhat.com> Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go')
-rw-r--r--vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go25
1 files changed, 25 insertions, 0 deletions
diff --git a/vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go b/vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go
new file mode 100644
index 000000000..66cad88a1
--- /dev/null
+++ b/vendor/github.com/onsi/gomega/internal/oraclematcher/oracle_matcher.go
@@ -0,0 +1,25 @@
+package oraclematcher
+
+import "github.com/onsi/gomega/types"
+
+/*
+GomegaMatchers that also match the OracleMatcher interface can convey information about
+whether or not their result will change upon future attempts.
+
+This allows `Eventually` and `Consistently` to short circuit if success becomes impossible.
+
+For example, a process' exit code can never change. So, gexec's Exit matcher returns `true`
+for `MatchMayChangeInTheFuture` until the process exits, at which point it returns `false` forevermore.
+*/
+type OracleMatcher interface {
+ MatchMayChangeInTheFuture(actual interface{}) bool
+}
+
+func MatchMayChangeInTheFuture(matcher types.GomegaMatcher, value interface{}) bool {
+ oracleMatcher, ok := matcher.(OracleMatcher)
+ if !ok {
+ return true
+ }
+
+ return oracleMatcher.MatchMayChangeInTheFuture(value)
+}