script: implementation of error insertion on return (#986)

* exchanges/account: shift credentials to account package and segregate funds to keys

* merge: fixes

* linter: fix

* Update exchanges/account/account.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits + protection for string panic

* glorious_suggestion: add method for matching keys

* linter: fix tests

* account: add protected method for credentials minimizing access, display full account details to rpc.

* linter: spelling kweeeeeeen

* accounts/portfolio: clean/check portfolio code and quickly check balances from change. Add protected method for future matching.

* accounts: theres no point in pointerising everything

* linter: ok pointerise this then...

* exchanges: fix regression add in little notes.

* glorious: nits

* Update exchanges/account/credentials.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/account/credentials_test.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update exchanges/account/credentials_test.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits

* gloriously: fix glorious glorious test gloriously

* script: initial implementation of error insertion on return

* script: make script context aware(ish) and update error handle in examples

* script: add tests

* script: add syntax highlighting to readme

* Update gctscript/vm/vm.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/vm/vm.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/examples/exchange/account_info.gct

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/examples/exchange/cancel_order.gct

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/examples/verbose.gct

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct_test.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits

* rm: bros

* scripts: handle errors in examples when they are going to use the data after fetching

* linter: fix rides again

* SCOTT_SPELL_CHECK_LINTER: fix

* gctscript: fix tests

* glorious: niiiiiiiiiiiiits

* scriptmodules/gct: standardize runtime errors

* Update gctscript/modules/gct/exchange.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/exchange.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/exchange.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/exchange.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* Update gctscript/modules/gct/gct.go

Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

* glorious: nits/reverts

* go mod: tidy

Co-authored-by: Ryan O'Hara-Reid <ryan.oharareid@thrasher.io>
Co-authored-by: Scott <gloriousCode@users.noreply.github.com>

gctscript/vm/gctscript.go

@@ -52,10 +52,11 @@ func (g *GctScriptManager) ShutdownAll() (err error) {
 	}
 
 	var shutdownErrors []error
-	AllVMSync.Range(func(k, v interface{}) bool {
+	AllVMSync.Range(func(_, v interface{}) bool {
 		vm, ok := v.(*VM)
 		if !ok {
 			shutdownErrors = append(shutdownErrors, errors.New("unable to type assert VM"))
+			return true
 		}
 		errShutdown := vm.Shutdown()
 		if err != nil {
@@ -73,7 +74,7 @@ func (g *GctScriptManager) ShutdownAll() (err error) {
 
 // RemoveVM remove VM from list
 func (g *GctScriptManager) RemoveVM(id uuid.UUID) error {
-	if _, f := AllVMSync.Load(id); !f {
+	if _, ok := AllVMSync.Load(id); !ok {
 		return fmt.Errorf(ErrNoVMFound, id.String())
 	}