* Remove comment
* Split delta and environment merging
* Move table mode to a more logical place
* Cleanup
* Merge environment after reading default_env.nu
* Fmt
* (WIP) Initial messy support for hooks as strings
* Cleanup after running condition & hook code
Also, remove prints
* Move env hooks eval into its own function
* Add env change hooks to simulator
* Fix hooks simulator not running env hooks properly
* Add missing hooks test file
* Expand hooks tests
* Add blocks as env hooks; Preserve hook environment
* Add full eval to pre prompt/exec hooks; Fix panic
* Rename env change hook back to orig. name
* Print err on test failure; Add list of hooks test
* Consolidate condition block; Fix panic; Misc
* CHange test to use real file
* Remove unused stuff
* Fix potential panics; Clean up errors
* Remove commented unused code
* Clippy: Fix extra references
* Add back support for old-style hooks
* Reorder functions; Fmt
* Fix test on Windows
* Add more test cases; Simplify some error reporting
* Add more tests for setting correct before/after
* Move pre_prompt hook to the beginning
Since we don't have a prompt or blocking on user input, all hooks just
follow after each other.
* Add Nushell REPL simulator; Fix bug in overlay add
The `nu_repl` function takes an array of strings and processes them as
if they were REPL lines entered one by one. This helps to discover bugs
due to the state changes between the parse and eval stages.
* Fix REPL tests on Windows
