tor-browser

SentenceSegmenter.mjs (5357B)

---

// generated by diplomat-tool
import { DataError } from "./DataError.mjs"
import { DataProvider } from "./DataProvider.mjs"
import { Locale } from "./Locale.mjs"
import { SentenceBreakIteratorUtf16 } from "./SentenceBreakIteratorUtf16.mjs"
import wasm from "./diplomat-wasm.mjs";
import * as diplomatRuntime from "./diplomat-runtime.mjs";


/**
* An ICU4X sentence-break segmenter, capable of finding sentence breakpoints in strings.
*
* See the [Rust documentation for `SentenceSegmenter`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html) for more information.
*/
const SentenceSegmenter_box_destroy_registry = new FinalizationRegistry((ptr) => {
   wasm.icu4x_SentenceSegmenter_destroy_mv1(ptr);
});

export class SentenceSegmenter {
   // 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("SentenceSegmenter 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) {
           SentenceSegmenter_box_destroy_registry.register(this, this.#ptr);
       }

       return this;
   }
   get ffiValue() {
       return this.#ptr;
   }


   /**
    * Construct a [`SentenceSegmenter`] using compiled data. This does not assume any content locale.
    *
    * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html#method.new) for more information.
    */
   #defaultConstructor() {

       const result = wasm.icu4x_SentenceSegmenter_create_mv1();

       try {
           return new SentenceSegmenter(diplomatRuntime.internalConstructor, result, []);
       }

       finally {
       }
   }

   /**
    * Construct a [`SentenceSegmenter`] for content known to be of a given locale, using compiled data.
    */
   static createWithContentLocale(locale) {
       const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


       const result = wasm.icu4x_SentenceSegmenter_create_with_content_locale_mv1(diplomatReceive.buffer, locale.ffiValue);

       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 SentenceSegmenter(diplomatRuntime.internalConstructor, diplomatRuntime.ptrRead(wasm, diplomatReceive.buffer), []);
       }

       finally {
           diplomatReceive.free();
       }
   }

   /**
    * Construct a [`SentenceSegmenter`]  for content known to be of a given locale, using a particular data source.
    */
   static createWithContentLocaleAndProvider(provider, locale) {
       const diplomatReceive = new diplomatRuntime.DiplomatReceiveBuf(wasm, 5, 4, true);


       const result = wasm.icu4x_SentenceSegmenter_create_with_content_locale_and_provider_mv1(diplomatReceive.buffer, provider.ffiValue, locale.ffiValue);

       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 SentenceSegmenter(diplomatRuntime.internalConstructor, diplomatRuntime.ptrRead(wasm, diplomatReceive.buffer), []);
       }

       finally {
           diplomatReceive.free();
       }
   }

   /**
    * Segments a string.
    *
    * Ill-formed input is treated as if errors had been replaced with REPLACEMENT CHARACTERs according
    * to the WHATWG Encoding Standard.
    *
    * See the [Rust documentation for `segment_utf16`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenterBorrowed.html#method.segment_utf16) for more information.
    */
   segment(input) {
       let functionGarbageCollectorGrip = new diplomatRuntime.GarbageCollectorGrip();
       const inputSlice = diplomatRuntime.DiplomatBuf.str16(wasm, input);
       // This lifetime edge depends on lifetimes 'a
       let aEdges = [this, inputSlice];


       const result = wasm.icu4x_SentenceSegmenter_segment_utf16_mv1(this.ffiValue, ...inputSlice.splat());

       try {
           return new SentenceBreakIteratorUtf16(diplomatRuntime.internalConstructor, result, [], aEdges);
       }

       finally {
           functionGarbageCollectorGrip.releaseToGarbageCollector();

       }
   }

   constructor() {
       if (arguments[0] === diplomatRuntime.exposeConstructor) {
           return this.#internalConstructor(...Array.prototype.slice.call(arguments, 1));
       } else if (arguments[0] === diplomatRuntime.internalConstructor) {
           return this.#internalConstructor(...arguments);
       } else {
           return this.#defaultConstructor(...arguments);
       }
   }
}