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rpc: move all top*FromStack client functions to a separate file

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Some of them are shared between multiple RPC client APIs, so let's keep
them in a separate place for better maintainability.
This commit is contained in:
Anna Shaleva 2021-03-23 22:50:15 +03:00
parent 30e7d9a8b0
commit 347f7ed576
4 changed files with 77 additions and 70 deletions
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11
pkg/rpc/client/policy.go
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@ -6,7 +6,6 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
)
// GetFeePerByte invokes `getFeePerByte` method on a native Policy contract.
@ -80,13 +79,3 @@ func (c *Client) IsBlocked(hash util.Uint160) (bool, error) {
}
return topBoolFromStack(result.Stack)
}
// topBoolFromStack returns the top boolean value from stack
func topBoolFromStack(st []stackitem.Item) (bool, error) {
index := len(st) - 1 // top stack element is last in the array
result, ok := st[index].Value().(bool)
if !ok {
return false, fmt.Errorf("invalid stack item type: %s", st[index].Type())
}
return result, nil
}