Ruby: Fix bug in implicitAssignmentNode#21907
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| predicate declInScope(AstNode definingNode, string name, AstNode scope) { | ||
| scopeDefinesParameterVariable(scope, name, definingNode, _) | ||
| or |
| result = this.getChild(index) and | ||
| index = min(int i | result = this.getChild(i) | i) | ||
| } | ||
| private class LetExprSiblingShadowingDecl extends SiblingShadowingDecl instanceof LetExpr { |
| /** | ||
| * Holds if `n` is a node that may access a local named `name`. | ||
| */ | ||
| predicate accessCand(AstNode n, string name); |
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| private class Scope extends AstNodeFinal { | ||
| Scope() { | ||
| declInScope(_, _, this) |
| * if let Some(x) = opt && let x = x + 1 { | ||
| * // the second declaration of `x` is in scope here | ||
| * } | ||
| * ``` |
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