solhint
no-empty-blocks
The {“extends”: “solhint:recommended”} property in a configuration file enables this rule.
Description
Code block has zero statements inside. Exceptions apply.
Options
This rule accepts a string option of rule severity. Must be one of “error”, “warn”, “off”. Default to warn.
Example Config
{
"rules": {
"no-empty-blocks": "warn"
}
}
Notes
- The rule ignores an empty constructor by default as long as base contracts are being inherited. See “Empty Constructor” example.
Examples
👍 Examples of correct code for this rule
Empty fallback function
fallback () external { }
Empty constructor with member initialization list
constructor(uint param) Foo(param) Bar(param*2) { }
👎 Examples of incorrect code for this rule
Empty block on if statement
if (condition) { }
Empty contract
contract Foo { }
Empty block in constructor without parent initialization
constructor () { }
Version
This rule was introduced in Solhint 1.1.5