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core: Add godoc examples for LoadModule

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This commit is contained in:
Matthew Holt
2019-12-10 14:06:35 -07:00
parent 3c90e370a4
commit fab5e4372a
2 changed files with 121 additions and 1 deletions
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4
context.go
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@ -124,7 +124,9 @@ func (ctx *Context) OnCancel(f func()) {
// and store them on the same struct. Storing them on the same struct makes for
// easy garbage collection when your host module is no longer needed.
//
// Loaded modules have already been provisioned and validated.
// Loaded modules have already been provisioned and validated. Upon returning
// successfully, this method clears the json.RawMessage(s) in the field since
// the raw JSON is no longer needed, and this allows the GC to free up memory.
func (ctx Context) LoadModule(structPointer interface{}, fieldName string) (interface{}, error) {
val := reflect.ValueOf(structPointer).Elem().FieldByName(fieldName)
typ := val.Type()