blob: 20a61b16c6170ffe30754632ccac395dbfd61c02 [file] [log] [blame]
"use strict";
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
const util = __importStar(require("../util"));
exports.default = util.createRule({
name: 'triple-slash-reference',
meta: {
type: 'suggestion',
docs: {
description: 'Sets preference level for triple slash directives versus ES6-style import declarations',
category: 'Best Practices',
recommended: false,
},
messages: {
tripleSlashReference: 'Do not use a triple slash reference for {{module}}, use `import` style instead.',
},
schema: [
{
type: 'object',
properties: {
lib: {
enum: ['always', 'never'],
},
path: {
enum: ['always', 'never'],
},
types: {
enum: ['always', 'never', 'prefer-import'],
},
},
additionalProperties: false,
},
],
},
defaultOptions: [
{
lib: 'always',
path: 'never',
types: 'prefer-import',
},
],
create(context, [{ lib, path, types }]) {
let programNode;
const sourceCode = context.getSourceCode();
const references = [];
function hasMatchingReference(source) {
references.forEach(reference => {
if (reference.importName === source.value) {
context.report({
node: reference.comment,
messageId: 'tripleSlashReference',
data: {
module: reference.importName,
},
});
}
});
}
return {
ImportDeclaration(node) {
if (programNode) {
const source = node.source;
hasMatchingReference(source);
}
},
TSImportEqualsDeclaration(node) {
if (programNode) {
const source = node.moduleReference
.expression;
hasMatchingReference(source);
}
},
Program(node) {
if (lib === 'always' && path === 'always' && types == 'always') {
return;
}
programNode = node;
const referenceRegExp = /^\/\s*<reference\s*(types|path|lib)\s*=\s*["|'](.*)["|']/;
const commentsBefore = sourceCode.getCommentsBefore(programNode);
commentsBefore.forEach(comment => {
if (comment.type !== 'Line') {
return;
}
const referenceResult = referenceRegExp.exec(comment.value);
if (referenceResult) {
if ((referenceResult[1] === 'types' && types === 'never') ||
(referenceResult[1] === 'path' && path === 'never') ||
(referenceResult[1] === 'lib' && lib === 'never')) {
context.report({
node: comment,
messageId: 'tripleSlashReference',
data: {
module: referenceResult[2],
},
});
return;
}
if (referenceResult[1] === 'types' && types === 'prefer-import') {
references.push({ comment, importName: referenceResult[2] });
}
}
});
},
};
},
});
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