classNameRule.js
2.37 KB
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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 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 NameWalker(sourceFile, this.getOptions()));
};
Rule.metadata = {
ruleName: "class-name",
description: "Enforces PascalCased class and interface names.",
rationale: "Makes it easy to differentitate classes from regular variables at a glance.",
optionsDescription: "Not configurable.",
options: null,
optionExamples: ["true"],
type: "style",
};
Rule.FAILURE_STRING = "Class name must be in pascal case";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
var NameWalker = (function (_super) {
__extends(NameWalker, _super);
function NameWalker() {
_super.apply(this, arguments);
}
NameWalker.prototype.visitClassDeclaration = function (node) {
if (node.name != null) {
var className = node.name.getText();
if (!this.isPascalCased(className)) {
this.addFailureAt(node.name.getStart(), node.name.getWidth());
}
}
_super.prototype.visitClassDeclaration.call(this, node);
};
NameWalker.prototype.visitInterfaceDeclaration = function (node) {
var interfaceName = node.name.getText();
if (!this.isPascalCased(interfaceName)) {
this.addFailureAt(node.name.getStart(), node.name.getWidth());
}
_super.prototype.visitInterfaceDeclaration.call(this, node);
};
NameWalker.prototype.isPascalCased = function (name) {
if (name.length <= 0) {
return true;
}
var firstCharacter = name.charAt(0);
return ((firstCharacter === firstCharacter.toUpperCase()) && name.indexOf("_") === -1);
};
NameWalker.prototype.addFailureAt = function (position, width) {
var failure = this.createFailure(position, width, Rule.FAILURE_STRING);
this.addFailure(failure);
};
return NameWalker;
}(Lint.RuleWalker));