tslint-microsoft-contrib
Version:
TSLint Rules for Microsoft
69 lines • 2.73 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
}
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var ts = require("typescript");
var Lint = require("tslint");
var tsutils = require("tsutils");
var Rule = (function (_super) {
__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rule.prototype.apply = function (sourceFile) {
return this.applyWithFunction(sourceFile, walk);
};
Rule.metadata = {
ruleName: 'no-duplicate-parameter-names',
type: 'maintainability',
description: 'Deprecated - This rule is now enforced by the TypeScript compiler',
options: null,
optionsDescription: '',
typescriptOnly: true,
issueClass: 'Ignored',
issueType: 'Warning',
severity: 'Low',
level: 'Opportunity for Excellence',
group: 'Deprecated',
recommendation: 'false'
};
Rule.FAILURE_STRING = 'Duplicate parameter name: ';
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
function walk(ctx) {
function cb(node) {
if (tsutils.isMethodDeclaration(node) ||
tsutils.isConstructorDeclaration(node) ||
tsutils.isArrowFunction(node) ||
tsutils.isFunctionDeclaration(node) ||
tsutils.isFunctionExpression(node)) {
var seenNames_1 = {};
node.parameters.forEach(function (parameter) {
var parameterName = parameter.name.getText();
if (parameterName !== undefined) {
if (seenNames_1[parameterName]) {
ctx.addFailureAt(parameter.name.getStart(), parameterName.length, Rule.FAILURE_STRING + "'" + parameterName + "'");
}
else {
seenNames_1[parameterName] = true;
}
}
});
}
return ts.forEachChild(node, cb);
}
return ts.forEachChild(ctx.sourceFile, cb);
}
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