switchDefaultRule.js
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"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var ts = require("typescript");
var Lint = require("../lint");
var Rule = (function (_super) {
__extends(Rule, _super);
function Rule() {
_super.apply(this, arguments);
}
Rule.prototype.apply = function (sourceFile) {
return this.applyWithWalker(new SwitchDefaultWalker(sourceFile, this.getOptions()));
};
Rule.metadata = {
ruleName: "switch-default",
description: "Require a `default` case in all `switch` statements.",
optionsDescription: "Not configurable.",
options: null,
optionExamples: ["true"],
type: "functionality",
};
Rule.FAILURE_STRING = "Switch statement should include a 'default' case";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
var SwitchDefaultWalker = (function (_super) {
__extends(SwitchDefaultWalker, _super);
function SwitchDefaultWalker() {
_super.apply(this, arguments);
}
SwitchDefaultWalker.prototype.visitSwitchStatement = function (node) {
var hasDefaultCase = node.caseBlock.clauses.some(function (clause) { return clause.kind === ts.SyntaxKind.DefaultClause; });
if (!hasDefaultCase) {
this.addFailure(this.createFailure(node.getStart(), node.getWidth(), Rule.FAILURE_STRING));
}
_super.prototype.visitSwitchStatement.call(this, node);
};
return SwitchDefaultWalker;
}(Lint.RuleWalker));
exports.SwitchDefaultWalker = SwitchDefaultWalker;