tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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CanonicalDecomposition.mjs (4327B)

      1 // generated by diplomat-tool
      2 import { DataError } from "./DataError.mjs"
      3 import { DataProvider } from "./DataProvider.mjs"
      4 import { Decomposed } from "./Decomposed.mjs"
      5 import wasm from "./diplomat-wasm.mjs";
      6 import * as diplomatRuntime from "./diplomat-runtime.mjs";
      7 
      8 
      9 /**
     10 * The raw (non-recursive) canonical decomposition operation.
     11 *
     12 * Callers should generally use DecomposingNormalizer unless they specifically need raw composition operations
     13 *
     14 * See the [Rust documentation for `CanonicalDecomposition`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html) for more information.
     15 */
     16 const CanonicalDecomposition_box_destroy_registry = new FinalizationRegistry((ptr) => {
     17    wasm.icu4x_CanonicalDecomposition_destroy_mv1(ptr);
     18 });
     19 
     20 export class CanonicalDecomposition {
     21    // Internal ptr reference:
     22    #ptr = null;
     23 
     24    // Lifetimes are only to keep dependencies alive.
     25    // Since JS won't garbage collect until there are no incoming edges.
     26    #selfEdge = [];
     27 
     28    #internalConstructor(symbol, ptr, selfEdge) {
     29        if (symbol !== diplomatRuntime.internalConstructor) {
     30            console.error("CanonicalDecomposition is an Opaque type. You cannot call its constructor.");
     31            return;
     32        }
     33        this.#ptr = ptr;
     34        this.#selfEdge = selfEdge;
     35 
     36        // Are we being borrowed? If not, we can register.
     37        if (this.#selfEdge.length === 0) {
     38            CanonicalDecomposition_box_destroy_registry.register(this, this.#ptr);
     39        }
     40 
     41        return this;
     42    }
     43    get ffiValue() {
     44        return this.#ptr;
     45    }
     46 
     47 
     48    /**
     49     * Construct a new CanonicalDecomposition instance for NFC using compiled data.
     50     *
     51     * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html#method.new) for more information.
     52     */
     53    #defaultConstructor() {
     54 
     55        const result = wasm.icu4x_CanonicalDecomposition_create_mv1();
     56 
     57        try {
     58            return new CanonicalDecomposition(diplomatRuntime.internalConstructor, result, []);
     59        }
     60 
     61        finally {
     62        }
     63    }
     64 
     65    /**
     66     * Construct a new CanonicalDecomposition instance for NFC using a particular data source.
     67     *
     68     * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html#method.new) for more information.
     69     */
     70    static createWithProvider(provider) {
     71        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);
     72 
     73 
     74        const result = wasm.icu4x_CanonicalDecomposition_create_with_provider_mv1(diplomatReceive.buffer, provider.ffiValue);
     75 
     76        try {
     77            if (!diplomatReceive.resultFlag) {
     78                const cause = new DataError(diplomatRuntime.internalConstructor, diplomatRuntime.enumDiscriminant(wasm, diplomatReceive.buffer));
     79                throw new globalThis.Error('DataError: ' + cause.value, { cause });
     80            }
     81            return new CanonicalDecomposition(diplomatRuntime.internalConstructor, diplomatRuntime.ptrRead(wasm, diplomatReceive.buffer), []);
     82        }
     83 
     84        finally {
     85            diplomatReceive.free();
     86        }
     87    }
     88 
     89    /**
     90     * Performs non-recursive canonical decomposition (including for Hangul).
     91     *
     92     * See the [Rust documentation for `decompose`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecompositionBorrowed.html#method.decompose) for more information.
     93     */
     94    decompose(c) {
     95        const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 8, 4, false);
     96 
     97 
     98        const result = wasm.icu4x_CanonicalDecomposition_decompose_mv1(diplomatReceive.buffer, this.ffiValue, c);
     99 
    100        try {
    101            return Decomposed._fromFFI(diplomatRuntime.internalConstructor, diplomatReceive.buffer);
    102        }
    103 
    104        finally {
    105            diplomatReceive.free();
    106        }
    107    }
    108 
    109    constructor() {
    110        if (arguments[0] === diplomatRuntime.exposeConstructor) {
    111            return this.#internalConstructor(...Array.prototype.slice.call(arguments, 1));
    112        } else if (arguments[0] === diplomatRuntime.internalConstructor) {
    113            return this.#internalConstructor(...arguments);
    114        } else {
    115            return this.#defaultConstructor(...arguments);
    116        }
    117    }
    118 }