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6475c2bb25
* AST::Visitor -> AST::NodeVisitor * Scope & ScopeVisitor * Useless assignment rule * Instance vars and useless assignments * Multiple assigns one by one * Support outer scope * Variable used in the useless assignment * Support OpAssign & MultiAssign * Captured by block * Variable, Assignment, Reference & Refactoring * Variable has references, Assignment can be referenced * Branch entity * Handle useless assignments in branches * Handle assignments in a loop * Handle branch equality * Handle special var `$?` assignment * Improve captured by block stuff * Avoid assignments in property definitions (UselessAssign rule reports an warning) * Support MacroIf and MacroFor branches * Handle assignments with shadowed vars in inner scopes * Add method arguments as scope variables * Handle case if branch is blank * Top level scope * Handle case when branch is nop? |
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| .. | ||
| assignment_spec.cr | ||
| reference_spec.cr | ||
| variable_spec.cr | ||