How to use multimap - 10 common examples

// BreakStatement nodes; cleared at iteration; switch; and function boundaries
    this.freeBreakStatements = [];
    // ContinueStatement nodes; cleared at
    this.freeContinueStatements = [];

    // labeled BreakStatement nodes; cleared at LabeledStatement with same Label and function boundaries
    this.freeLabeledBreakStatements = [];
    // labeled ContinueStatement nodes; cleared at labeled iteration statement with same Label and function boundaries
    this.freeLabeledContinueStatements = [];

    // NewTargetExpression nodes; cleared at function (besides arrow expression) boundaries
    this.newTargetExpressions = [];

    // BindingIdentifier nodes; cleared at containing declaration node
    this.boundNames = new MultiMap;
    // BindingIdentifiers that were found to be in a lexical binding position
    this.lexicallyDeclaredNames = new MultiMap;
    // BindingIdentifiers that were the name of a FunctionDeclaration
    this.functionDeclarationNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.varDeclaredNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.forOfVarDeclaredNames = [];

    // Names that this module exports
    this.exportedNames = new MultiMap;
    // Locally declared names that are referenced in export declarations
    this.exportedBindings = new MultiMap;

    // CallExpressions with Super callee
    this.superCallExpressions = [];

// NewTargetExpression nodes; cleared at function (besides arrow expression) boundaries
    this.newTargetExpressions = [];

    // BindingIdentifier nodes; cleared at containing declaration node
    this.boundNames = new MultiMap;
    // BindingIdentifiers that were found to be in a lexical binding position
    this.lexicallyDeclaredNames = new MultiMap;
    // BindingIdentifiers that were the name of a FunctionDeclaration
    this.functionDeclarationNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.varDeclaredNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.forOfVarDeclaredNames = [];

    // Names that this module exports
    this.exportedNames = new MultiMap;
    // Locally declared names that are referenced in export declarations
    this.exportedBindings = new MultiMap;

    // CallExpressions with Super callee
    this.superCallExpressions = [];
    // SuperCall expressions in the context of a Method named "constructor"
    this.superCallExpressionsInConstructorMethod = [];
    // MemberExpressions with Super object
    this.superPropertyExpressions = [];

    // YieldExpression and YieldGeneratorExpression nodes; cleared at function boundaries
    this.yieldExpressions = [];
    // AwaitExpression nodes; cleared at function boundaries
    this.awaitExpressions = [];
  }

// labeled BreakStatement nodes; cleared at LabeledStatement with same Label and function boundaries
    this.freeLabeledBreakStatements = [];
    // labeled ContinueStatement nodes; cleared at labeled iteration statement with same Label and function boundaries
    this.freeLabeledContinueStatements = [];

    // NewTargetExpression nodes; cleared at function (besides arrow expression) boundaries
    this.newTargetExpressions = [];

    // BindingIdentifier nodes; cleared at containing declaration node
    this.boundNames = new MultiMap;
    // BindingIdentifiers that were found to be in a lexical binding position
    this.lexicallyDeclaredNames = new MultiMap;
    // BindingIdentifiers that were the name of a FunctionDeclaration
    this.functionDeclarationNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.varDeclaredNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.forOfVarDeclaredNames = [];

    // Names that this module exports
    this.exportedNames = new MultiMap;
    // Locally declared names that are referenced in export declarations
    this.exportedBindings = new MultiMap;

    // CallExpressions with Super callee
    this.superCallExpressions = [];
    // SuperCall expressions in the context of a Method named "constructor"
    this.superCallExpressionsInConstructorMethod = [];
    // MemberExpressions with Super object
    this.superPropertyExpressions = [];

    // YieldExpression and YieldGeneratorExpression nodes; cleared at function boundaries

this.freeBreakStatements = [];
    // ContinueStatement nodes; cleared at
    this.freeContinueStatements = [];

    // labeled BreakStatement nodes; cleared at LabeledStatement with same Label and function boundaries
    this.freeLabeledBreakStatements = [];
    // labeled ContinueStatement nodes; cleared at labeled iteration statement with same Label and function boundaries
    this.freeLabeledContinueStatements = [];

    // NewTargetExpression nodes; cleared at function (besides arrow expression) boundaries
    this.newTargetExpressions = [];

    // BindingIdentifier nodes; cleared at containing declaration node
    this.boundNames = new MultiMap;
    // BindingIdentifiers that were found to be in a lexical binding position
    this.lexicallyDeclaredNames = new MultiMap;
    // BindingIdentifiers that were the name of a FunctionDeclaration
    this.functionDeclarationNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.varDeclaredNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.forOfVarDeclaredNames = [];

    // Names that this module exports
    this.exportedNames = new MultiMap;
    // Locally declared names that are referenced in export declarations
    this.exportedBindings = new MultiMap;

    // CallExpressions with Super callee
    this.superCallExpressions = [];
    // SuperCall expressions in the context of a Method named "constructor"
    this.superCallExpressionsInConstructorMethod = [];

this.freeContinueStatements = [];

    // labeled BreakStatement nodes; cleared at LabeledStatement with same Label and function boundaries
    this.freeLabeledBreakStatements = [];
    // labeled ContinueStatement nodes; cleared at labeled iteration statement with same Label and function boundaries
    this.freeLabeledContinueStatements = [];

    // NewTargetExpression nodes; cleared at function (besides arrow expression) boundaries
    this.newTargetExpressions = [];

    // BindingIdentifier nodes; cleared at containing declaration node
    this.boundNames = new MultiMap;
    // BindingIdentifiers that were found to be in a lexical binding position
    this.lexicallyDeclaredNames = new MultiMap;
    // BindingIdentifiers that were the name of a FunctionDeclaration
    this.functionDeclarationNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.varDeclaredNames = new MultiMap;
    // BindingIdentifiers that were found to be in a variable binding position
    this.forOfVarDeclaredNames = [];

    // Names that this module exports
    this.exportedNames = new MultiMap;
    // Locally declared names that are referenced in export declarations
    this.exportedBindings = new MultiMap;

    // CallExpressions with Super callee
    this.superCallExpressions = [];
    // SuperCall expressions in the context of a Method named "constructor"
    this.superCallExpressionsInConstructorMethod = [];
    // MemberExpressions with Super object
    this.superPropertyExpressions = [];

observeLexicalDeclaration() {
    addEach(this.lexicallyDeclaredNames, this.boundNames);
    this.boundNames = new MultiMap;
    return this;
  }

functionDeclarationNamesAreLexical() {
    addEach(this.lexicallyDeclaredNames, this.functionDeclarationNames);
    this.functionDeclarationNames = new MultiMap;
    return this;
  }

clearExportedBindings() {
    this.exportedBindings = new MultiMap;
    return this;
  }

observeLexicalBoundary() {
    this.previousLexicallyDeclaredNames = this.lexicallyDeclaredNames;
    this.lexicallyDeclaredNames = new MultiMap;
    this.functionDeclarationNames = new MultiMap;
    return this;
  }

observeVarDeclaration() {
    addEach(this.varDeclaredNames, this.boundNames);
    this.boundNames = new MultiMap;
    return this;
  }