github-pages-deploy-action/node_modules/tslint/lib/rules/interfaceNameRule.js
2019-11-19 07:48:29 -05:00

88 lines
3.7 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 OPTION_ALWAYS = "always-prefix";
var OPTION_NEVER = "never-prefix";
var Rule = /** @class */ (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: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\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"], ["\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"])), 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 (!cantDecide(name.text)) {
if (never && hasPrefixI(name.text)) {
ctx.addFailureAtNode(name, Rule.FAILURE_STRING_NO_PREFIX);
}
else if (!never && !hasPrefixI(name.text)) {
ctx.addFailureAtNode(name, Rule.FAILURE_STRING);
}
}
}
else {
return ts.forEachChild(node, cb);
}
});
}
function hasPrefixI(name) {
return name.length >= 3 && name[0] === "I" && /^[A-Z]*$/.test(name[1]);
}
function cantDecide(name) {
return (
// Case ID
(name.length === 2 && name[0] === "I" && /^[A-Z]*$/.test(name[1])) ||
// Case IDB or ID42
(name.length >= 2 &&
name[0] === "I" &&
/^[A-Z]*$/.test(name[1]) &&
!/^[a-z]*$/.test(name[2])));
}
var templateObject_1;