no_var

var NoVarRule = rule.Rule{
	Name: "no-var",
	Run: func(ctx rule.RuleContext, options any) rule.RuleListeners {
		return rule.RuleListeners{
			ast.KindVariableDeclarationList: func(node *ast.Node) {

				if node.Flags&ast.NodeFlagsBlockScoped != 0 {
					return
				}

				if isInDeclareGlobal(node) {
					return
				}

				reportNode := node
				if node.Parent != nil && node.Parent.Kind == ast.KindVariableStatement &&
					!ast.HasSyntacticModifier(node.Parent, ast.ModifierFlagsExport) {
					reportNode = node.Parent
				}

				msg := rule.RuleMessage{
					Id:          "unexpectedVar",
					Description: "Unexpected var, use let or const instead.",
				}

				if ctx.TypeChecker != nil && canFix(node, &ctx) {
					varRange := utils.GetVarKeywordRange(node, ctx.SourceFile)
					ctx.ReportNodeWithFixes(reportNode, msg,
						rule.RuleFixReplaceRange(varRange, "let"))
				} else {
					ctx.ReportNode(reportNode, msg)
				}
			},
		}
	},
}