wallet-core/node_modules/tslint/lib/rules/memberAccessRule.js
2017-12-10 21:51:33 +01:00

163 lines
8.2 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 tsutils_1 = require("tsutils");
var ts = require("typescript");
var error_1 = require("../error");
var Lint = require("../index");
var OPTION_NO_PUBLIC = "no-public";
var OPTION_CHECK_ACCESSOR = "check-accessor";
var OPTION_CHECK_CONSTRUCTOR = "check-constructor";
var OPTION_CHECK_PARAMETER_PROPERTY = "check-parameter-property";
var Rule = /** @class */ (function (_super) {
tslib_1.__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rule.FAILURE_STRING_FACTORY = function (memberType, memberName) {
memberName = memberName === undefined ? "" : " '" + memberName + "'";
return "The " + memberType + memberName + " must be marked either 'private', 'public', or 'protected'";
};
Rule.prototype.apply = function (sourceFile) {
var options = this.ruleArguments;
var noPublic = options.indexOf(OPTION_NO_PUBLIC) !== -1;
var checkAccessor = options.indexOf(OPTION_CHECK_ACCESSOR) !== -1;
var checkConstructor = options.indexOf(OPTION_CHECK_CONSTRUCTOR) !== -1;
var checkParameterProperty = options.indexOf(OPTION_CHECK_PARAMETER_PROPERTY) !== -1;
if (noPublic) {
if (checkAccessor || checkConstructor || checkParameterProperty) {
error_1.showWarningOnce("Warning: " + this.ruleName + " - If 'no-public' is present, it should be the only option.");
return [];
}
checkAccessor = checkConstructor = checkParameterProperty = true;
}
return this.applyWithFunction(sourceFile, walk, {
checkAccessor: checkAccessor,
checkConstructor: checkConstructor,
checkParameterProperty: checkParameterProperty,
noPublic: noPublic,
});
};
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "member-access",
description: "Requires explicit visibility declarations for class members.",
rationale: "Explicit visibility declarations can make code more readable and accessible for those new to TS.",
optionsDescription: (_a = ["\n These arguments may be optionally provided:\n\n * `\"no-public\"` forbids public accessibility to be specified, because this is the default.\n * `\"check-accessor\"` enforces explicit visibility on get/set accessors\n * `\"check-constructor\"` enforces explicit visibility on constructors\n * `\"check-parameter-property\"` enforces explicit visibility on parameter properties"], _a.raw = ["\n These arguments may be optionally provided:\n\n * \\`\"no-public\"\\` forbids public accessibility to be specified, because this is the default.\n * \\`\"check-accessor\"\\` enforces explicit visibility on get/set accessors\n * \\`\"check-constructor\"\\` enforces explicit visibility on constructors\n * \\`\"check-parameter-property\"\\` enforces explicit visibility on parameter properties"], Lint.Utils.dedent(_a)),
options: {
type: "array",
items: {
type: "string",
enum: [OPTION_NO_PUBLIC, OPTION_CHECK_ACCESSOR, OPTION_CHECK_CONSTRUCTOR, OPTION_CHECK_PARAMETER_PROPERTY],
},
minLength: 0,
maxLength: 4,
},
optionExamples: [true, [true, OPTION_NO_PUBLIC], [true, OPTION_CHECK_ACCESSOR]],
type: "typescript",
typescriptOnly: true,
hasFix: true,
};
/* tslint:enable:object-literal-sort-keys */
Rule.FAILURE_STRING_NO_PUBLIC = "'public' is implicit.";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
function walk(ctx) {
var _a = ctx.options, noPublic = _a.noPublic, checkAccessor = _a.checkAccessor, checkConstructor = _a.checkConstructor, checkParameterProperty = _a.checkParameterProperty;
return ts.forEachChild(ctx.sourceFile, function recur(node) {
if (tsutils_1.isClassLikeDeclaration(node)) {
for (var _i = 0, _a = node.members; _i < _a.length; _i++) {
var child = _a[_i];
if (shouldCheck(child)) {
check(child);
}
if (checkParameterProperty && tsutils_1.isConstructorDeclaration(child) && child.body !== undefined) {
for (var _b = 0, _c = child.parameters; _b < _c.length; _b++) {
var param = _c[_b];
if (tsutils_1.isParameterProperty(param)) {
check(param);
}
}
}
}
}
return ts.forEachChild(node, recur);
});
function shouldCheck(node) {
switch (node.kind) {
case ts.SyntaxKind.Constructor:
return checkConstructor;
case ts.SyntaxKind.GetAccessor:
case ts.SyntaxKind.SetAccessor:
return checkAccessor;
case ts.SyntaxKind.MethodDeclaration:
case ts.SyntaxKind.PropertyDeclaration:
return true;
default:
return false;
}
}
function check(node) {
if (Lint.hasModifier(node.modifiers, ts.SyntaxKind.ProtectedKeyword, ts.SyntaxKind.PrivateKeyword)) {
return;
}
var publicKeyword = tsutils_1.getModifier(node, ts.SyntaxKind.PublicKeyword);
if (noPublic && publicKeyword !== undefined) {
var readonlyKeyword = tsutils_1.getModifier(node, ts.SyntaxKind.ReadonlyKeyword);
// public is not optional for parameter property without the readonly modifier
var isPublicOptional = node.kind !== ts.SyntaxKind.Parameter || readonlyKeyword !== undefined;
if (isPublicOptional) {
var start = publicKeyword.end - "public".length;
ctx.addFailure(start, publicKeyword.end, Rule.FAILURE_STRING_NO_PUBLIC, Lint.Replacement.deleteFromTo(start, tsutils_1.getNextToken(publicKeyword, ctx.sourceFile).getStart(ctx.sourceFile)));
}
}
if (!noPublic && publicKeyword === undefined) {
var nameNode = node.kind === ts.SyntaxKind.Constructor
? tsutils_1.getChildOfKind(node, ts.SyntaxKind.ConstructorKeyword, ctx.sourceFile)
: node.name !== undefined ? node.name : node;
var memberName = node.name !== undefined && node.name.kind === ts.SyntaxKind.Identifier ? node.name.text : undefined;
ctx.addFailureAtNode(nameNode, Rule.FAILURE_STRING_FACTORY(typeToString(node), memberName), Lint.Replacement.appendText(getInsertionPosition(node, ctx.sourceFile), "public "));
}
}
}
function getInsertionPosition(member, sourceFile) {
var node = member.decorators === undefined ? member : tsutils_1.getTokenAtPosition(member, member.decorators.end, sourceFile);
return node.getStart(sourceFile);
}
function typeToString(node) {
switch (node.kind) {
case ts.SyntaxKind.MethodDeclaration:
return "class method";
case ts.SyntaxKind.PropertyDeclaration:
return "class property";
case ts.SyntaxKind.Constructor:
return "class constructor";
case ts.SyntaxKind.GetAccessor:
return "get property accessor";
case ts.SyntaxKind.SetAccessor:
return "set property accessor";
case ts.SyntaxKind.Parameter:
return "parameter property";
default:
throw new Error("unhandled node type " + ts.SyntaxKind[node.kind]);
}
}
var _a;