@hugoalh/sdbm/cli.js

A module to get the non-cryptographic hash of the data with algorithm SDBM.

#!/usr/bin/env node
import "./_dnt.polyfills.js";
import * as dntShim from "./_dnt.shims.js";
var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
    if (value !== null && value !== void 0) {
        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
        var dispose, inner;
        if (async) {
            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
            dispose = value[Symbol.asyncDispose];
        }
        if (dispose === void 0) {
            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
            dispose = value[Symbol.dispose];
            if (async) inner = dispose;
        }
        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
        if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
        env.stack.push({ value: value, dispose: dispose, async: async });
    }
    else if (async) {
        env.stack.push({ async: true });
    }
    return value;
};
var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
    return function (env) {
        function fail(e) {
            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
            env.hasError = true;
        }
        var r, s = 0;
        function next() {
            while (r = env.stack.pop()) {
                try {
                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
                    if (r.dispose) {
                        var result = r.dispose.call(r.value);
                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
                    }
                    else s |= 1;
                }
                catch (e) {
                    fail(e);
                }
            }
            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
            if (env.hasError) throw env.error;
        }
        return next();
    };
})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
    var e = new Error(message);
    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
});
import { parseArgs } from "./deps/jsr.io/@std/cli/1.0.32/parse_args.js";
import { SDBM } from "./mod.js";
if (!globalThis[Symbol.for("import-meta-ponyfill-esmodule")](import.meta).main) {
    throw new Error(`This entrypoint is for command line only!`);
}
const args = parseArgs(dntShim.Deno.args, {
    boolean: [
        "file",
        "stdin"
    ]
});
const fromFile = args.file;
const fromStdin = args.stdin;
const argsValues = args._.map((value) => {
    return String(value);
});
if (fromFile && fromStdin) {
    throw new SyntaxError(`Unable to request resource from file and stdin together!`);
}
const expectArgumentsLength = fromStdin ? 0 : 1;
if (argsValues.length !== expectArgumentsLength) {
    throw new SyntaxError(`Invalid arguments length! Expect: ${expectArgumentsLength}, Current: ${argsValues.length}.`);
}
const instance = new SDBM();
if (fromFile) {
    const env_1 = { stack: [], error: void 0, hasError: false };
    try {
        const file = __addDisposableResource(env_1, await dntShim.Deno.open(argsValues[0]), true);
        await instance.updateFromStream(file.readable);
    }
    catch (e_1) {
        env_1.error = e_1;
        env_1.hasError = true;
    }
    finally {
        const result_1 = __disposeResources(env_1);
        if (result_1)
            await result_1;
    }
}
else if (fromStdin) {
    await instance.updateFromStream(dntShim.Deno.stdin.readable);
}
else {
    instance.update(argsValues[0]);
}
console.log(instance.hashHex());