tslint-config-airbnb
Version:
A TSLint config for Airbnb JavaScript Style
52 lines (50 loc) • 4.27 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var ts = require("typescript");
var Lint = require("tslint");
var RULE_NAME = 'ter-no-sparse-arrays';
var Rule = (function (_super) {
tslib_1.__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rule.prototype.apply = function (sourceFile) {
var walker = new NoSparseArraysWalker(sourceFile, this.getOptions());
return this.applyWithWalker(walker);
};
return Rule;
}(Lint.Rules.AbstractRule));
Rule.metadata = {
ruleName: RULE_NAME,
description: 'disallow sparse arrays (recommended)',
rationale: (_a = ["\n Invalid or irregular whitespace causes issues with ECMAScript 5 parsers and also makes code\n harder to debug in a similar nature to mixed tabs and spaces.\n "], _a.raw = ["\n Invalid or irregular whitespace causes issues with ECMAScript 5 parsers and also makes code\n harder to debug in a similar nature to mixed tabs and spaces.\n "], Lint.Utils.dedent(_a)),
optionsDescription: '',
options: {},
optionExamples: [
(_b = ["\n \"", "\": [true]\n "], _b.raw = ["\n \"", "\": [true]\n "], Lint.Utils.dedent(_b, RULE_NAME))
],
typescriptOnly: false,
type: 'typescript'
};
Rule.FAILURE_STRING = 'unexpected comma in middle of array';
exports.Rule = Rule;
var NoSparseArraysWalker = (function (_super) {
tslib_1.__extends(NoSparseArraysWalker, _super);
function NoSparseArraysWalker() {
return _super !== null && _super.apply(this, arguments) || this;
}
NoSparseArraysWalker.prototype.visitArrayLiteralExpression = function (node) {
this.validateNoSparseArray(node);
_super.prototype.visitArrayLiteralExpression.call(this, node);
};
NoSparseArraysWalker.prototype.validateNoSparseArray = function (node) {
var hasEmptySlot = node.elements.some(function (el) { return el.kind === ts.SyntaxKind.OmittedExpression; });
if (hasEmptySlot) {
this.addFailure(this.createFailure(node.getStart(), node.getWidth(), Rule.FAILURE_STRING));
}
};
return NoSparseArraysWalker;
}(Lint.RuleWalker));
var _a, _b;
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