Quelle  DataProvider.mjs   Sprache: unbekannt

// generated by diplomat-tool
import { DataError } from "./DataError.mjs"
import { LocaleFallbacker } from "./LocaleFallbacker.mjs"
import wasm from "./diplomat-wasm.mjs";
import * as diplomatRuntime from "./diplomat-runtime.mjs";

const DataProvider_box_destroy_registry = new FinalizationRegistry((ptr) => {
    wasm.icu4x_DataProvider_destroy_mv1(ptr);
});

/**
 * An ICU4X data provider, capable of loading ICU4X data keys from some source.
 *
 * Currently the only source supported is loading from "blob" formatted data from a bytes buffer or the file system.
 *
 * If you wish to use ICU4X's builtin "compiled data", use the version of the constructors that do not have `_with_provider`
 * in their names.
 *
 * See the [Rust documentation for `icu_provider`](https://docs.rs/icu_provider/2.1.1/icu_provider/index.html) for more information.
 */
export class DataProvider {
    // Internal ptr reference:
    #ptr = null;

    // Lifetimes are only to keep dependencies alive.
    // Since JS won't garbage collect until there are no incoming edges.
    #selfEdge = [];

    #internalConstructor(symbol, ptr, selfEdge) {
        if (symbol !== diplomatRuntime.internalConstructor) {
            console.error("DataProvider is an Opaque type. You cannot call its constructor.");
            return;
        }
        this.#ptr = ptr;
        this.#selfEdge = selfEdge;

        // Are we being borrowed? If not, we can register.
        if (this.#selfEdge.length === 0) {
            DataProvider_box_destroy_registry.register(this, this.#ptr);
        }

        return this;
    }
    /** @internal */
    get ffiValue() {
        return this.#ptr;
    }


    /**
     * See the [Rust documentation for `try_new_from_blob`](https://docs.rs/icu_provider_blob/2.1.1/icu_provider_blob/struct.BlobDataProvider.html#method.try_new_from_blob) for more information.
     */
    static fromByteSlice(blob) {
        let functionCleanupArena = new diplomatRuntime.CleanupArena();

        const blobSlice = diplomatRuntime.OwnedSliceLeaker.alloc(diplomatRuntime.DiplomatBuf.sliceWrapper(wasm, diplomatRuntime.DiplomatBuf.slice(wasm, blob, "u8")));
        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


        const result = wasm.icu4x_DataProvider_from_owned_byte_slice_mv1(diplomatReceive.buffer, blobSlice.ptr);

        try {
            if (!diplomatReceive.resultFlag) {
                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
                throw new globalThis.Error('DataError.' + cause.value, { cause });
            }
            return new DataProvider(diplomatRuntime.internalConstructor, diplomatRuntime.ptrRead(wasm, diplomatReceive.buffer), []);
        }

        finally {
            functionCleanupArena.free();

            diplomatReceive.free();
        }
    }

    /**
     * Creates a provider that tries the current provider and then, if the current provider
     * doesn't support the data key, another provider `other`.
     *
     * This takes ownership of the `other` provider, leaving an empty provider in its place.
     *
     * See the [Rust documentation for `ForkByMarkerProvider`](https://docs.rs/icu_provider_adapters/2.1.1/icu_provider_adapters/fork/type.ForkByMarkerProvider.html) for more information.
     */
    forkByMarker(other) {
        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


        const result = wasm.icu4x_DataProvider_fork_by_marker_mv1(diplomatReceive.buffer, this.ffiValue, other.ffiValue);

        try {
            if (!diplomatReceive.resultFlag) {
                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
                throw new globalThis.Error('DataError.' + cause.value, { cause });
            }
        }

        finally {
            diplomatReceive.free();
        }
    }

    /**
     * Same as `fork_by_key` but forks by locale instead of key.
     *
     * See the [Rust documentation for `IdentifierNotFoundPredicate`](https://docs.rs/icu_provider_adapters/2.1.1/icu_provider_adapters/fork/predicates/struct.IdentifierNotFoundPredicate.html) for more information.
     */
    forkByLocale(other) {
        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


        const result = wasm.icu4x_DataProvider_fork_by_locale_mv1(diplomatReceive.buffer, this.ffiValue, other.ffiValue);

        try {
            if (!diplomatReceive.resultFlag) {
                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
                throw new globalThis.Error('DataError.' + cause.value, { cause });
            }
        }

        finally {
            diplomatReceive.free();
        }
    }

    /**
     * See the [Rust documentation for `new`](https://docs.rs/icu_provider_adapters/2.1.1/icu_provider_adapters/fallback/struct.LocaleFallbackProvider.html#method.new) for more information.
     *
     * Additional information: [1](https://docs.rs/icu_provider_adapters/2.1.1/icu_provider_adapters/fallback/struct.LocaleFallbackProvider.html)
     */
    enableLocaleFallbackWith(fallbacker) {
        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


        const result = wasm.icu4x_DataProvider_enable_locale_fallback_with_mv1(diplomatReceive.buffer, this.ffiValue, fallbacker.ffiValue);

        try {
            if (!diplomatReceive.resultFlag) {
                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
                throw new globalThis.Error('DataError.' + cause.value, { cause });
            }
        }

        finally {
            diplomatReceive.free();
        }
    }

    constructor(symbol, ptr, selfEdge) {
        return this.#internalConstructor(...arguments)
    }
}