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Diffstat (limited to 'vendor/github.com/Xe/ln/context.go')
-rw-r--r--vendor/github.com/Xe/ln/context.go38
1 files changed, 0 insertions, 38 deletions
diff --git a/vendor/github.com/Xe/ln/context.go b/vendor/github.com/Xe/ln/context.go
deleted file mode 100644
index 0ea3229..0000000
--- a/vendor/github.com/Xe/ln/context.go
+++ /dev/null
@@ -1,38 +0,0 @@
-package ln
-
-import (
- "context"
-)
-
-type ctxKey int
-
-const (
- fKey = iota
-)
-
-// WithF stores or appends a given F instance into a context.
-func WithF(ctx context.Context, f F) context.Context {
- pf, ok := FFromContext(ctx)
- if !ok {
- return context.WithValue(ctx, fKey, f)
- }
-
- pf.Extend(f)
-
- return context.WithValue(ctx, fKey, pf)
-}
-
-// FFromContext fetches the `F` out of the context if it exists.
-func FFromContext(ctx context.Context) (F, bool) {
- fvp := ctx.Value(fKey)
- if fvp == nil {
- return nil, false
- }
-
- f, ok := fvp.(F)
- if !ok {
- return nil, false
- }
-
- return f, true
-}