@fal-ai/client
Version:
The fal.ai client for JavaScript and TypeScript
88 lines • 3.49 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ValidationError = exports.ApiError = void 0;
exports.defaultResponseHandler = defaultResponseHandler;
exports.resultResponseHandler = resultResponseHandler;
const REQUEST_ID_HEADER = "x-fal-request-id";
class ApiError extends Error {
constructor({ message, status, body }) {
super(message);
this.name = "ApiError";
this.status = status;
this.body = body;
}
}
exports.ApiError = ApiError;
class ValidationError extends ApiError {
constructor(args) {
super(args);
this.name = "ValidationError";
}
get fieldErrors() {
// NOTE: this is a hack to support both FastAPI/Pydantic errors
// and some custom 422 errors that might not be in the Pydantic format.
if (typeof this.body.detail === "string") {
return [
{
loc: ["body"],
msg: this.body.detail,
type: "value_error",
},
];
}
return this.body.detail || [];
}
getFieldErrors(field) {
return this.fieldErrors.filter((error) => error.loc[error.loc.length - 1] === field);
}
}
exports.ValidationError = ValidationError;
function defaultResponseHandler(response) {
return __awaiter(this, void 0, void 0, function* () {
var _a;
const { status, statusText } = response;
const contentType = (_a = response.headers.get("Content-Type")) !== null && _a !== void 0 ? _a : "";
if (!response.ok) {
if (contentType.includes("application/json")) {
const body = yield response.json();
const ErrorType = status === 422 ? ValidationError : ApiError;
throw new ErrorType({
message: body.message || statusText,
status,
body,
});
}
throw new ApiError({ message: `HTTP ${status}: ${statusText}`, status });
}
if (contentType.includes("application/json")) {
return response.json();
}
if (contentType.includes("text/html")) {
return response.text();
}
if (contentType.includes("application/octet-stream")) {
return response.arrayBuffer();
}
// TODO convert to either number or bool automatically
return response.text();
});
}
function resultResponseHandler(response) {
return __awaiter(this, void 0, void 0, function* () {
const data = yield defaultResponseHandler(response);
return {
data,
requestId: response.headers.get(REQUEST_ID_HEADER) || "",
};
});
}
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