@typescript-eslint/typescript-estree/dist/convert-comments.js

A parser that converts TypeScript source code into an ESTree compatible form

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.convertComments = convertComments;
const tsutils = __importStar(require("ts-api-utils"));
const ts = __importStar(require("typescript"));
const node_utils_1 = require("./node-utils");
const ts_estree_1 = require("./ts-estree");
/**
 * Convert all comments for the given AST.
 * @param ast the AST object
 * @param code the TypeScript code
 * @returns the converted ESTreeComment
 * @private
 */
function convertComments(ast, code) {
    const comments = [];
    tsutils.forEachComment(ast, (_, comment) => {
        const type = comment.kind === ts.SyntaxKind.SingleLineCommentTrivia
            ? ts_estree_1.AST_TOKEN_TYPES.Line
            : ts_estree_1.AST_TOKEN_TYPES.Block;
        const range = [comment.pos, comment.end];
        const loc = (0, node_utils_1.getLocFor)(range, ast);
        // both comments start with 2 characters - /* or //
        const textStart = range[0] + 2;
        const textEnd = comment.kind === ts.SyntaxKind.SingleLineCommentTrivia
            ? // single line comments end at the end
                range[1] - textStart
            : // multiline comments end 2 characters early
                range[1] - textStart - 2;
        comments.push({
            type,
            loc,
            range,
            value: code.slice(textStart, textStart + textEnd),
        });
    }, ast);
    return comments;
}