* added support for dependencies (executor_tests)
* added a function to get dependency map
* getting all dependencies in the GetDep function
* updated GetDep function
* changed the type of AllDeps
* added a function to get dependency map
* updated GetDep function
* generate and get dependencies from block producer
* optimized getDep function
* bug fix regarding txn index and dep structure
* fixed gas bug
* optimized getDep function
* tests updated/added
* few updates regarding dependencies
* added channel to calculate the dependencies in a separate go routine
* minor changes in the executor which uses latest changes of dependecies + removed metadata flag/argument
* Use channel when metadata is available
* small bug fix
* getting reads and writes only when the transaction succeeds
* fixed bug in adding dependencies
* updated logic for delay/not delay
* bug fix (shouldDelayFeeCal) in parallel state processor
* lint fix
* using EnableMVHashMap flag
* fixed worker and stateProcessor and removed SetMVHashMapNil fumction from stateDB
* addredded few comments and fixed bug in executor tests
* commented executor tests with metadata (panic: test timed out after 5m0s)
* added a check to check len(mvReadMapList) > 0 in miner
* addressed comments, minor refactoring in dag.go
* moved blockContext out of Execute and adding it in execution task
* removed Author() from Settle() and added in execution task
* not calling block.Header() again and again, using instead
* removed EnableMVHashMap flag, and updated applyTransaction function
* addressed comments
* added unit test to check dependencies in the block header
Co-authored-by: Jerry <jerrycgh@gmail.com>
There seems to be an issue when hasher is used concurrently in parallel
execution. This change will ensure no hasher is used by multiple
executors at the same time.