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c: support for values #18

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Merged
shoenig merged 1 commit into from
May 22, 2026
Merged

c: support for values #18

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6 changes: 6 additions & 0 deletions Justfile
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,12 @@ default:
tidy:
go mod tidy

# run specific unit test
[group('build')]
[no-cd]
test unit:
go test -v -count=1 -race -run {{unit}} 2>/dev/null

# run tests across source tree
[group('build')]
tests:
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10 changes: 10 additions & 0 deletions context.go
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Expand Up @@ -42,3 +42,13 @@ func WithCancel(c C) (C, Cancel) {
func WithTTL(c C, duration time.Duration) (C, Cancel) {
return context.WithTimeout(c, duration)
}

// WithValue wraps an existing Context with value set for key.
func WithValue[K, V any](c C, key K, value V) C {
return context.WithValue(c, key, value)
}

// Value retrieves the value associated with the given key.
func Value[K, V any](c C, key K) V {
return c.Value(key).(V)
}