diff options
Diffstat (limited to 'vendor/github.com/vektah/gqlgen/graphql/defer.go')
-rw-r--r-- | vendor/github.com/vektah/gqlgen/graphql/defer.go | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/vendor/github.com/vektah/gqlgen/graphql/defer.go b/vendor/github.com/vektah/gqlgen/graphql/defer.go new file mode 100644 index 00000000..79346a84 --- /dev/null +++ b/vendor/github.com/vektah/gqlgen/graphql/defer.go @@ -0,0 +1,30 @@ +package graphql + +import ( + "io" + "sync" +) + +// Defer will begin executing the given function and immediately return a result that will block until the function completes +func Defer(f func() Marshaler) Marshaler { + var deferred deferred + deferred.mu.Lock() + + go func() { + deferred.result = f() + deferred.mu.Unlock() + }() + + return &deferred +} + +type deferred struct { + result Marshaler + mu sync.Mutex +} + +func (d *deferred) MarshalGQL(w io.Writer) { + d.mu.Lock() + d.result.MarshalGQL(w) + d.mu.Unlock() +} |