76 lines
3.3 KiB
JavaScript
76 lines
3.3 KiB
JavaScript
"use strict";
|
|
/**
|
|
* @license
|
|
* Copyright 2013 Palantir Technologies, Inc.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var tslib_1 = require("tslib");
|
|
var utils = require("tsutils");
|
|
var ts = require("typescript");
|
|
var Lint = require("../index");
|
|
var utils_1 = require("../utils");
|
|
var OPTION_ALWAYS = "always-prefix";
|
|
var OPTION_NEVER = "never-prefix";
|
|
var Rule = (function (_super) {
|
|
tslib_1.__extends(Rule, _super);
|
|
function Rule() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}
|
|
Rule.prototype.apply = function (sourceFile) {
|
|
return this.applyWithFunction(sourceFile, walk, { never: this.ruleArguments.indexOf(OPTION_NEVER) !== -1 });
|
|
};
|
|
/* tslint:disable:object-literal-sort-keys */
|
|
Rule.metadata = {
|
|
ruleName: "interface-name",
|
|
description: "Requires interface names to begin with a capital 'I'",
|
|
rationale: "Makes it easy to differentiate interfaces from regular classes at a glance.",
|
|
optionsDescription: (_a = ["\n One of the following two options must be provided:\n\n * `\"", "\"` requires interface names to start with an \"I\"\n * `\"", "\"` requires interface names to not have an \"I\" prefix"], _a.raw = ["\n One of the following two options must be provided:\n\n * \\`\"", "\"\\` requires interface names to start with an \"I\"\n * \\`\"", "\"\\` requires interface names to not have an \"I\" prefix"], Lint.Utils.dedent(_a, OPTION_ALWAYS, OPTION_NEVER)),
|
|
options: {
|
|
type: "string",
|
|
enum: [OPTION_ALWAYS, OPTION_NEVER],
|
|
},
|
|
optionExamples: [[true, OPTION_ALWAYS], [true, OPTION_NEVER]],
|
|
type: "style",
|
|
typescriptOnly: true,
|
|
};
|
|
/* tslint:enable:object-literal-sort-keys */
|
|
Rule.FAILURE_STRING = "interface name must start with a capitalized I";
|
|
Rule.FAILURE_STRING_NO_PREFIX = 'interface name must not have an "I" prefix';
|
|
return Rule;
|
|
}(Lint.Rules.AbstractRule));
|
|
exports.Rule = Rule;
|
|
function walk(ctx) {
|
|
var never = ctx.options.never;
|
|
return ts.forEachChild(ctx.sourceFile, function cb(node) {
|
|
if (utils.isInterfaceDeclaration(node)) {
|
|
var name = node.name;
|
|
if (never && hasPrefixI(name.text)) {
|
|
ctx.addFailureAtNode(name, Rule.FAILURE_STRING_NO_PREFIX);
|
|
}
|
|
else if (!never && name.text[0] !== "I") {
|
|
ctx.addFailureAtNode(name, Rule.FAILURE_STRING);
|
|
}
|
|
}
|
|
else {
|
|
return ts.forEachChild(node, cb);
|
|
}
|
|
});
|
|
}
|
|
function hasPrefixI(name) {
|
|
// Allow IndexedDB interfaces
|
|
return name.length >= 2 && name[0] === "I" && utils_1.isUpperCase(name[1]) && !name.startsWith("IDB");
|
|
}
|
|
var _a;
|