mirror of
https://github.com/JamesIves/github-pages-deploy-action.git
synced 2023-12-15 20:03:39 +08:00
258 lines
11 KiB
JavaScript
258 lines
11 KiB
JavaScript
"use strict";
|
|
/**
|
|
* @license
|
|
* Copyright 2019 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 _a, _b, _c;
|
|
var tsutils_1 = require("tsutils");
|
|
var ts = require("typescript");
|
|
var Lint = require("../index");
|
|
var strictComparisons_examples_1 = require("./code-examples/strictComparisons.examples");
|
|
var OPTION_ALLOW_OBJECT_EQUAL_COMPARISON = "allow-object-equal-comparison";
|
|
var OPTION_ALLOW_STRING_ORDER_COMPARISON = "allow-string-order-comparison";
|
|
var typeNames = (_a = {},
|
|
_a[0 /* Any */] = "any",
|
|
_a[1 /* Number */] = "number",
|
|
_a[2 /* Enum */] = "enum",
|
|
_a[3 /* String */] = "string",
|
|
_a[4 /* Boolean */] = "boolean",
|
|
_a[5 /* Null */] = "null",
|
|
_a[6 /* Undefined */] = "undefined",
|
|
_a[7 /* Object */] = "object",
|
|
_a);
|
|
var Rule = /** @class */ (function (_super) {
|
|
tslib_1.__extends(Rule, _super);
|
|
function Rule() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}
|
|
/* tslint:enable:object-literal-sort-keys */
|
|
Rule.INVALID_TYPES = function (types1, types2) {
|
|
var types1String = types1.map(function (type) { return typeNames[type]; }).join(" | ");
|
|
var types2String = types2.map(function (type) { return typeNames[type]; }).join(" | ");
|
|
return "Cannot compare type '" + types1String + "' to type '" + types2String + "'.";
|
|
};
|
|
Rule.INVALID_TYPE_FOR_OPERATOR = function (type, comparator) {
|
|
return "Cannot use '" + comparator + "' comparator for type '" + typeNames[type] + "'.";
|
|
};
|
|
Rule.prototype.applyWithProgram = function (sourceFile, program) {
|
|
return this.applyWithFunction(sourceFile, walk, this.getRuleOptions(), program);
|
|
};
|
|
Rule.prototype.getRuleOptions = function () {
|
|
if (this.ruleArguments[0] === undefined) {
|
|
return {};
|
|
}
|
|
else {
|
|
return this.ruleArguments[0];
|
|
}
|
|
};
|
|
/* tslint:disable:object-literal-sort-keys */
|
|
Rule.metadata = {
|
|
ruleName: "strict-comparisons",
|
|
description: "Only allow comparisons between primitives.",
|
|
optionsDescription: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n One of the following arguments may be optionally provided:\n * `", "` allows `!=` `==` `!==` `===` comparison between any types.\n * `", "` allows `>` `<` `>=` `<=` comparison between strings."], ["\n One of the following arguments may be optionally provided:\n * \\`", "\\` allows \\`!=\\` \\`==\\` \\`!==\\` \\`===\\` comparison between any types.\n * \\`", "\\` allows \\`>\\` \\`<\\` \\`>=\\` \\`<=\\` comparison between strings."])), OPTION_ALLOW_OBJECT_EQUAL_COMPARISON, OPTION_ALLOW_STRING_ORDER_COMPARISON),
|
|
options: {
|
|
type: "object",
|
|
properties: (_b = {},
|
|
_b[OPTION_ALLOW_OBJECT_EQUAL_COMPARISON] = {
|
|
type: "boolean",
|
|
},
|
|
_b[OPTION_ALLOW_STRING_ORDER_COMPARISON] = {
|
|
type: "boolean",
|
|
},
|
|
_b),
|
|
},
|
|
optionExamples: [
|
|
true,
|
|
[
|
|
true,
|
|
(_c = {},
|
|
_c[OPTION_ALLOW_OBJECT_EQUAL_COMPARISON] = false,
|
|
_c[OPTION_ALLOW_STRING_ORDER_COMPARISON] = false,
|
|
_c),
|
|
],
|
|
],
|
|
rationale: Lint.Utils.dedent(templateObject_2 || (templateObject_2 = tslib_1.__makeTemplateObject(["\n When using comparison operators to compare objects, they compare references and not values.\n This is often done accidentally.\n With this rule, `>`, `>=`, `<`, `<=` operators are only allowed when comparing `numbers`.\n `===`, `!==` are allowed for `number` `string` and `boolean` types and if one of the\n operands is `null` or `undefined`.\n "], ["\n When using comparison operators to compare objects, they compare references and not values.\n This is often done accidentally.\n With this rule, \\`>\\`, \\`>=\\`, \\`<\\`, \\`<=\\` operators are only allowed when comparing \\`numbers\\`.\n \\`===\\`, \\`!==\\` are allowed for \\`number\\` \\`string\\` and \\`boolean\\` types and if one of the\n operands is \\`null\\` or \\`undefined\\`.\n "]))),
|
|
type: "functionality",
|
|
typescriptOnly: false,
|
|
requiresTypeInfo: true,
|
|
codeExamples: strictComparisons_examples_1.codeExamples,
|
|
};
|
|
return Rule;
|
|
}(Lint.Rules.TypedRule));
|
|
exports.Rule = Rule;
|
|
function walk(ctx, program) {
|
|
var sourceFile = ctx.sourceFile, options = ctx.options;
|
|
var checker = program.getTypeChecker();
|
|
return ts.forEachChild(sourceFile, function cb(node) {
|
|
if (tsutils_1.isBinaryExpression(node) && isComparisonOperator(node)) {
|
|
var isEquality = isEqualityOperator(node);
|
|
var leftType = checker.getTypeAtLocation(node.left);
|
|
var rightType = checker.getTypeAtLocation(node.right);
|
|
if ((containsNullOrUndefined(leftType) || containsNullOrUndefined(rightType)) &&
|
|
isEquality) {
|
|
return;
|
|
}
|
|
var leftKinds = getTypes(leftType);
|
|
var rightKinds = getTypes(rightType);
|
|
var operandKind = getStrictestComparableType(leftKinds, rightKinds);
|
|
if (operandKind === undefined) {
|
|
var failureString = Rule.INVALID_TYPES(leftKinds, rightKinds);
|
|
ctx.addFailureAtNode(node, failureString);
|
|
}
|
|
else {
|
|
var failureString = Rule.INVALID_TYPE_FOR_OPERATOR(operandKind, node.operatorToken.getText());
|
|
if (isEquality) {
|
|
// Check !=, ==, !==, ===
|
|
switch (operandKind) {
|
|
case 0 /* Any */:
|
|
case 1 /* Number */:
|
|
case 2 /* Enum */:
|
|
case 3 /* String */:
|
|
case 4 /* Boolean */:
|
|
break;
|
|
case 5 /* Null */:
|
|
case 6 /* Undefined */:
|
|
case 7 /* Object */:
|
|
if (options[OPTION_ALLOW_OBJECT_EQUAL_COMPARISON]) {
|
|
break;
|
|
}
|
|
ctx.addFailureAtNode(node, failureString);
|
|
break;
|
|
default:
|
|
ctx.addFailureAtNode(node, failureString);
|
|
}
|
|
}
|
|
else {
|
|
// Check >, <, >=, <=
|
|
switch (operandKind) {
|
|
case 0 /* Any */:
|
|
case 1 /* Number */:
|
|
break;
|
|
case 3 /* String */:
|
|
if (options[OPTION_ALLOW_STRING_ORDER_COMPARISON]) {
|
|
break;
|
|
}
|
|
ctx.addFailureAtNode(node, failureString);
|
|
break;
|
|
default:
|
|
ctx.addFailureAtNode(node, failureString);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ts.forEachChild(node, cb);
|
|
});
|
|
}
|
|
function containsNullOrUndefined(type) {
|
|
return (type.intrinsicName === "null" ||
|
|
type.intrinsicName === "undefined");
|
|
}
|
|
function getTypes(types) {
|
|
// Compatibility for TypeScript pre-2.4, which used EnumLiteralType instead of LiteralType
|
|
var baseType = types.baseType;
|
|
return tsutils_1.isUnionType(types)
|
|
? Array.from(new Set(types.types.map(getKind)))
|
|
: tsutils_1.isTypeFlagSet(types, ts.TypeFlags.EnumLiteral) && typeof baseType !== "undefined"
|
|
? [getKind(baseType)]
|
|
: [getKind(types)];
|
|
}
|
|
function getStrictestComparableType(typesLeft, typesRight) {
|
|
var overlappingTypes = typesLeft.filter(function (type) { return typesRight.indexOf(type) >= 0; });
|
|
if (overlappingTypes.length > 0) {
|
|
return getStrictestKind(overlappingTypes);
|
|
}
|
|
else {
|
|
// In case one of the types is "any", get the strictest type of the other array
|
|
if (arrayContainsKind(typesLeft, [0 /* Any */])) {
|
|
return getStrictestKind(typesRight);
|
|
}
|
|
if (arrayContainsKind(typesRight, [0 /* Any */])) {
|
|
return getStrictestKind(typesLeft);
|
|
}
|
|
// In case one array contains NullOrUndefined and the other an Object, return Object
|
|
if ((arrayContainsKind(typesLeft, [5 /* Null */, 6 /* Undefined */]) &&
|
|
arrayContainsKind(typesRight, [7 /* Object */])) ||
|
|
(arrayContainsKind(typesRight, [5 /* Null */, 6 /* Undefined */]) &&
|
|
arrayContainsKind(typesLeft, [7 /* Object */]))) {
|
|
return 7 /* Object */;
|
|
}
|
|
return undefined;
|
|
}
|
|
}
|
|
function arrayContainsKind(types, typeToCheck) {
|
|
return types.some(function (type) { return typeToCheck.indexOf(type) >= 0; });
|
|
}
|
|
function getStrictestKind(types) {
|
|
// tslint:disable-next-line:no-unsafe-any
|
|
return Math.max.apply(Math, types);
|
|
}
|
|
function isComparisonOperator(node) {
|
|
switch (node.operatorToken.kind) {
|
|
case ts.SyntaxKind.LessThanToken:
|
|
case ts.SyntaxKind.GreaterThanToken:
|
|
case ts.SyntaxKind.LessThanEqualsToken:
|
|
case ts.SyntaxKind.GreaterThanEqualsToken:
|
|
case ts.SyntaxKind.EqualsEqualsToken:
|
|
case ts.SyntaxKind.ExclamationEqualsToken:
|
|
case ts.SyntaxKind.EqualsEqualsEqualsToken:
|
|
case ts.SyntaxKind.ExclamationEqualsEqualsToken:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
function isEqualityOperator(node) {
|
|
switch (node.operatorToken.kind) {
|
|
case ts.SyntaxKind.EqualsEqualsToken:
|
|
case ts.SyntaxKind.ExclamationEqualsToken:
|
|
case ts.SyntaxKind.EqualsEqualsEqualsToken:
|
|
case ts.SyntaxKind.ExclamationEqualsEqualsToken:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
function getKind(type) {
|
|
// tslint:disable:no-bitwise
|
|
if (is(ts.TypeFlags.String | ts.TypeFlags.StringLiteral)) {
|
|
return 3 /* String */;
|
|
}
|
|
else if (is(ts.TypeFlags.Number | ts.TypeFlags.NumberLiteral)) {
|
|
return 1 /* Number */;
|
|
}
|
|
else if (is(ts.TypeFlags.BooleanLike)) {
|
|
return 4 /* Boolean */;
|
|
}
|
|
else if (is(ts.TypeFlags.Null)) {
|
|
return 5 /* Null */;
|
|
}
|
|
else if (is(ts.TypeFlags.Undefined)) {
|
|
return 6 /* Undefined */;
|
|
}
|
|
else if (is(ts.TypeFlags.Any)) {
|
|
return 0 /* Any */;
|
|
}
|
|
else {
|
|
return 7 /* Object */;
|
|
}
|
|
// tslint:enable:no-bitwise
|
|
function is(flags) {
|
|
return tsutils_1.isTypeFlagSet(type, flags);
|
|
}
|
|
}
|
|
var templateObject_1, templateObject_2;
|