tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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CanonicalComposition.mjs (4130B)

      1 // generated by diplomat-tool
      2 import { DataError } from "./DataError.mjs"
      3 import { DataProvider } from "./DataProvider.mjs"
      4 import wasm from "./diplomat-wasm.mjs";
      5 import * as diplomatRuntime from "./diplomat-runtime.mjs";
      6 
      7 
      8 /**
      9 * The raw canonical composition operation.
     10 *
     11 * Callers should generally use ComposingNormalizer unless they specifically need raw composition operations
     12 *
     13 * See the [Rust documentation for `CanonicalComposition`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalComposition.html) for more information.
     14 */
     15 const CanonicalComposition_box_destroy_registry = new FinalizationRegistry((ptr) => {
     16    wasm.icu4x_CanonicalComposition_destroy_mv1(ptr);
     17 });
     18 
     19 export class CanonicalComposition {
     20    // Internal ptr reference:
     21    #ptr = null;
     22 
     23    // Lifetimes are only to keep dependencies alive.
     24    // Since JS won't garbage collect until there are no incoming edges.
     25    #selfEdge = [];
     26 
     27    #internalConstructor(symbol, ptr, selfEdge) {
     28        if (symbol !== diplomatRuntime.internalConstructor) {
     29            console.error("CanonicalComposition is an Opaque type. You cannot call its constructor.");
     30            return;
     31        }
     32        this.#ptr = ptr;
     33        this.#selfEdge = selfEdge;
     34 
     35        // Are we being borrowed? If not, we can register.
     36        if (this.#selfEdge.length === 0) {
     37            CanonicalComposition_box_destroy_registry.register(this, this.#ptr);
     38        }
     39 
     40        return this;
     41    }
     42    get ffiValue() {
     43        return this.#ptr;
     44    }
     45 
     46 
     47    /**
     48     * Construct a new CanonicalComposition instance for NFC using compiled data.
     49     *
     50     * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalComposition.html#method.new) for more information.
     51     */
     52    #defaultConstructor() {
     53 
     54        const result = wasm.icu4x_CanonicalComposition_create_mv1();
     55 
     56        try {
     57            return new CanonicalComposition(diplomatRuntime.internalConstructor, result, []);
     58        }
     59 
     60        finally {
     61        }
     62    }
     63 
     64    /**
     65     * Construct a new CanonicalComposition instance for NFC using a particular data source.
     66     *
     67     * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalComposition.html#method.new) for more information.
     68     */
     69    static createWithProvider(provider) {
     70        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);
     71 
     72 
     73        const result = wasm.icu4x_CanonicalComposition_create_with_provider_mv1(diplomatReceive.buffer, provider.ffiValue);
     74 
     75        try {
     76            if (!diplomatReceive.resultFlag) {
     77                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
     78                throw new globalThis.Error('DataError: ' + cause.value, { cause });
     79            }
     80            return new CanonicalComposition(diplomatRuntime.internalConstructor, diplomatRuntime.ptrRead(wasm, diplomatReceive.buffer), []);
     81        }
     82 
     83        finally {
     84            diplomatReceive.free();
     85        }
     86    }
     87 
     88    /**
     89     * Performs canonical composition (including Hangul) on a pair of characters
     90     * or returns NUL if these characters don’t compose. Composition exclusions are taken into account.
     91     *
     92     * See the [Rust documentation for `compose`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalCompositionBorrowed.html#method.compose) for more information.
     93     */
     94    compose(starter, second) {
     95 
     96        const result = wasm.icu4x_CanonicalComposition_compose_mv1(this.ffiValue, starter, second);
     97 
     98        try {
     99            return result;
    100        }
    101 
    102        finally {
    103        }
    104    }
    105 
    106    constructor() {
    107        if (arguments[0] === diplomatRuntime.exposeConstructor) {
    108            return this.#internalConstructor(...Array.prototype.slice.call(arguments, 1));
    109        } else if (arguments[0] === diplomatRuntime.internalConstructor) {
    110            return this.#internalConstructor(...arguments);
    111        } else {
    112            return this.#defaultConstructor(...arguments);
    113        }
    114    }
    115 }