agsamantha/node_modules/langchain/dist/util/entrypoint_deprecation.js
2024-10-02 15:15:21 -05:00

65 lines
2.7 KiB
JavaScript

import { getEnvironmentVariable } from "./env.js";
export function logVersion010MigrationWarning({ oldEntrypointName, newEntrypointName, newPackageName = "@langchain/community", }) {
let finalEntrypointName = "";
if (newEntrypointName === undefined) {
finalEntrypointName = `/${oldEntrypointName}`;
}
else if (newEntrypointName !== "") {
finalEntrypointName = `/${newEntrypointName}`;
}
let warningText = [
`[WARNING]: Importing from "langchain/${oldEntrypointName}" is deprecated.`,
``,
`Instead, please add the "${newPackageName}" package to your project with e.g.`,
``,
` $ npm install ${newPackageName}`,
``,
`and import from "${newPackageName}${finalEntrypointName}".`,
``,
`This will be mandatory after the next "langchain" minor version bump to 0.2.`,
].join("\n");
if (newPackageName === "@langchain/core") {
warningText = [
`[WARNING]: Importing from "langchain/${oldEntrypointName}" is deprecated.`,
``,
`Instead, please import from "${newPackageName}${finalEntrypointName}".`,
``,
`This will be mandatory after the next "langchain" minor version bump to 0.2.`,
].join("\n");
}
if (getEnvironmentVariable("LANGCHAIN_SUPPRESS_MIGRATION_WARNINGS") !== "true") {
console.warn(warningText);
}
}
export function logVersion020MigrationWarning({ oldEntrypointName, newEntrypointName, newPackageName = "@langchain/community", }) {
let finalEntrypointName = "";
if (newEntrypointName === undefined) {
finalEntrypointName = `/${oldEntrypointName}`;
}
else if (newEntrypointName !== "") {
finalEntrypointName = `/${newEntrypointName}`;
}
let warningText = [
`[WARNING]: Importing from "langchain/${oldEntrypointName}" is deprecated.`,
``,
`Instead, please add the "${newPackageName}" package to your project with e.g.`,
``,
` $ npm install ${newPackageName}`,
``,
`and import from "${newPackageName}${finalEntrypointName}".`,
``,
`This will be mandatory after the next "langchain" minor version bump to 0.3.`,
].join("\n");
if (newPackageName === "@langchain/core") {
warningText = [
`[WARNING]: Importing from "langchain/${oldEntrypointName}" is deprecated.`,
``,
`Instead, please import from "${newPackageName}${finalEntrypointName}".`,
``,
`This will be mandatory after the next "langchain" minor version bump to 0.3.`,
].join("\n");
}
if (getEnvironmentVariable("LANGCHAIN_SUPPRESS_MIGRATION_WARNINGS") !== "true") {
console.warn(warningText);
}
}