mongodb-rag-core
Version:
Common elements used by MongoDB Chatbot Framework components.
58 lines • 2.2 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractFrontMatter = void 0;
const matter = __importStar(require("gray-matter"));
const toml_1 = __importDefault(require("toml"));
/**
This function extracts frontmatter from a string.
The generic type does not validate that the frontmatter
conforms to the type. It just provides the type
for developer convenience.
*/
function extractFrontMatter(text, language, delimiter) {
let body = text;
const options = {
delimiters: delimiter,
language,
engines: {
toml: toml_1.default.parse.bind(toml_1.default),
},
};
const frontmatterResult = matter.test(text, options)
? matter.default(text, options)
: undefined;
body = frontmatterResult?.content ?? text;
const metadata = frontmatterResult?.data;
return {
metadata,
body: body.trimStart(),
};
}
exports.extractFrontMatter = extractFrontMatter;
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