@lynx-js/web-core/binary/encode/encode.js

This is an internal experimental package, do not use

/* @ts-self-types="./encode.d.ts" */

export class RawStyleInfo {
    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        RawStyleInfoFinalization.unregister(this);
        return ptr;
    }
    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_rawstyleinfo_free(ptr, 0);
    }
    /**
     *
     *   * Appends an import to the stylesheet identified by `css_id`.
     *   * If the stylesheet does not exist, it is created.
     *   * @param css_id - The ID of the CSS file.
     *   * @param import_css_id - The ID of the imported CSS file.
     *
     * @param {number} css_id
     * @param {number} import_css_id
     */
    append_import(css_id, import_css_id) {
        wasm.rawstyleinfo_append_import(this.__wbg_ptr, css_id, import_css_id);
    }
    /**
     *
     *   * Encodes the RawStyleInfo into a Uint8Array using rkyv serialization.
     *   * @returns A Uint8Array containing the serialized RawStyleInfo.
     *
     * @returns {Uint8Array}
     */
    encode() {
        const ret = wasm.rawstyleinfo_encode(this.__wbg_ptr);
        if (ret[2]) {
            throw takeFromExternrefTable0(ret[1]);
        }
        return takeFromExternrefTable0(ret[0]);
    }
    constructor() {
        const ret = wasm.rawstyleinfo_new();
        this.__wbg_ptr = ret >>> 0;
        RawStyleInfoFinalization.register(this, this.__wbg_ptr, this);
        return this;
    }
    /**
     *
     *   * Pushes a rule to the stylesheet identified by `css_id`.
     *   * If the stylesheet does not exist, it is created.
     *   * @param css_id - The ID of the CSS file.
     *   * @param rule - The rule to append.
     *
     * @param {number} css_id
     * @param {Rule} rule
     */
    push_rule(css_id, rule) {
        _assertClass(rule, Rule);
        var ptr0 = rule.__destroy_into_raw();
        wasm.rawstyleinfo_push_rule(this.__wbg_ptr, css_id, ptr0);
    }
}
if (Symbol.dispose) RawStyleInfo.prototype[Symbol.dispose] = RawStyleInfo.prototype.free;

export class Rule {
    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        RuleFinalization.unregister(this);
        return ptr;
    }
    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_rule_free(ptr, 0);
    }
    /**
     *
     *   * Creates a new Rule with the specified type.
     *   * @param rule_type - The type of the rule (e.g., "StyleRule", "FontFaceRule", "KeyframesRule").
     *
     * @param {string} rule_type
     */
    constructor(rule_type) {
        const ptr0 = passStringToWasm0(rule_type, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        const ret = wasm.rule_new(ptr0, len0);
        if (ret[2]) {
            throw takeFromExternrefTable0(ret[1]);
        }
        this.__wbg_ptr = ret[0] >>> 0;
        RuleFinalization.register(this, this.__wbg_ptr, this);
        return this;
    }
    /**
     *
     *   * Pushes a declaration to the rule's declaration block.
     *   * LynxJS doesn't support !important
     *   * @param property_name - The property name.
     *   * @param value - The property value.
     *
     * @param {string} property_name
     * @param {string} value
     */
    push_declaration(property_name, value) {
        const ptr0 = passStringToWasm0(property_name, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        const ptr1 = passStringToWasm0(value, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len1 = WASM_VECTOR_LEN;
        wasm.rule_push_declaration(this.__wbg_ptr, ptr0, len0, ptr1, len1);
    }
    /**
     *
     *   * Pushes a nested rule to the rule.
     *   * @param rule - The nested rule to add.
     *
     * @param {Rule} rule
     */
    push_rule_children(rule) {
        _assertClass(rule, Rule);
        var ptr0 = rule.__destroy_into_raw();
        wasm.rule_push_rule_children(this.__wbg_ptr, ptr0);
    }
    /**
     *
     *   * Sets the prelude for the rule.
     *   * @param prelude - The prelude to set (SelectorList or KeyFramesPrelude).
     *
     * @param {RulePrelude} prelude
     */
    set_prelude(prelude) {
        _assertClass(prelude, RulePrelude);
        var ptr0 = prelude.__destroy_into_raw();
        wasm.rule_set_prelude(this.__wbg_ptr, ptr0);
    }
}
if (Symbol.dispose) Rule.prototype[Symbol.dispose] = Rule.prototype.free;

/**
 *
 * * Either SelectorList or KeyFramesPrelude
 * * Depending on the RuleType
 * * If it is SelectorList, then selectors is a list of Selector
 * * If it is KeyFramesPrelude, then selectors has only one selector which is Prelude text, its simple_selectors is empty
 * * If the parent is FontFace, then selectors is empty
 *
 */
export class RulePrelude {
    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        RulePreludeFinalization.unregister(this);
        return ptr;
    }
    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_ruleprelude_free(ptr, 0);
    }
    constructor() {
        const ret = wasm.ruleprelude_new();
        this.__wbg_ptr = ret >>> 0;
        RulePreludeFinalization.register(this, this.__wbg_ptr, this);
        return this;
    }
    /**
     *
     *   * Pushes a selector to the list.
     *   * @param selector - The selector to add.
     *
     * @param {Selector} selector
     */
    push_selector(selector) {
        _assertClass(selector, Selector);
        var ptr0 = selector.__destroy_into_raw();
        wasm.ruleprelude_push_selector(this.__wbg_ptr, ptr0);
    }
}
if (Symbol.dispose) RulePrelude.prototype[Symbol.dispose] = RulePrelude.prototype.free;

export class Selector {
    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        SelectorFinalization.unregister(this);
        return ptr;
    }
    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_selector_free(ptr, 0);
    }
    constructor() {
        const ret = wasm.ruleprelude_new();
        this.__wbg_ptr = ret >>> 0;
        SelectorFinalization.register(this, this.__wbg_ptr, this);
        return this;
    }
    /**
     *
     *   * Pushes a selector section to the selector.
     *   * @param selector_type - The type of the selector section (e.g., "ClassSelector", "IdSelector").
     *   * @param value - The value of the selector section.
     *
     * @param {string} selector_type
     * @param {string} value
     */
    push_one_selector_section(selector_type, value) {
        const ptr0 = passStringToWasm0(selector_type, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        const ptr1 = passStringToWasm0(value, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len1 = WASM_VECTOR_LEN;
        const ret = wasm.selector_push_one_selector_section(this.__wbg_ptr, ptr0, len0, ptr1, len1);
        if (ret[1]) {
            throw takeFromExternrefTable0(ret[0]);
        }
    }
}
if (Symbol.dispose) Selector.prototype[Symbol.dispose] = Selector.prototype.free;

export class StyleInfoDecoder {
    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        StyleInfoDecoderFinalization.unregister(this);
        return ptr;
    }
    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_styleinfodecoder_free(ptr, 0);
    }
}
if (Symbol.dispose) StyleInfoDecoder.prototype[Symbol.dispose] = StyleInfoDecoder.prototype.free;

/**
 * @param {Uint8Array} buffer
 * @param {string | null | undefined} entry_name
 * @param {boolean} config_enable_css_selector
 * @param {boolean} transform_vw
 * @param {boolean} transform_vh
 * @param {boolean} transform_rem
 * @returns {Uint8Array}
 */
export function decode_style_info(buffer, entry_name, config_enable_css_selector, transform_vw, transform_vh, transform_rem) {
    var ptr0 = isLikeNone(entry_name) ? 0 : passStringToWasm0(entry_name, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
    var len0 = WASM_VECTOR_LEN;
    const ret = wasm.decode_style_info(buffer, ptr0, len0, config_enable_css_selector, transform_vw, transform_vh, transform_rem);
    if (ret[2]) {
        throw takeFromExternrefTable0(ret[1]);
    }
    return takeFromExternrefTable0(ret[0]);
}

/**
 * @param {RawStyleInfo} raw_style_info
 * @param {boolean} config_enable_css_selector
 * @param {string | null | undefined} entry_name
 * @param {boolean} transform_vw
 * @param {boolean} transform_vh
 * @param {boolean} transform_rem
 * @returns {Uint8Array}
 */
export function encode_legacy_json_generated_raw_style_info(raw_style_info, config_enable_css_selector, entry_name, transform_vw, transform_vh, transform_rem) {
    _assertClass(raw_style_info, RawStyleInfo);
    var ptr0 = raw_style_info.__destroy_into_raw();
    var ptr1 = isLikeNone(entry_name) ? 0 : passStringToWasm0(entry_name, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
    var len1 = WASM_VECTOR_LEN;
    const ret = wasm.encode_legacy_json_generated_raw_style_info(ptr0, config_enable_css_selector, ptr1, len1, transform_vw, transform_vh, transform_rem);
    if (ret[2]) {
        throw takeFromExternrefTable0(ret[1]);
    }
    return takeFromExternrefTable0(ret[0]);
}

/**
 * @param {Uint8Array} buffer
 * @returns {string}
 */
export function get_font_face_content(buffer) {
    let deferred2_0;
    let deferred2_1;
    try {
        const ret = wasm.get_font_face_content(buffer);
        var ptr1 = ret[0];
        var len1 = ret[1];
        if (ret[3]) {
            ptr1 = 0; len1 = 0;
            throw takeFromExternrefTable0(ret[2]);
        }
        deferred2_0 = ptr1;
        deferred2_1 = len1;
        return getStringFromWasm0(ptr1, len1);
    } finally {
        wasm.__wbindgen_free(deferred2_0, deferred2_1, 1);
    }
}

/**
 * @param {Uint8Array} buffer
 * @returns {string}
 */
export function get_style_content(buffer) {
    let deferred2_0;
    let deferred2_1;
    try {
        const ret = wasm.get_style_content(buffer);
        var ptr1 = ret[0];
        var len1 = ret[1];
        if (ret[3]) {
            ptr1 = 0; len1 = 0;
            throw takeFromExternrefTable0(ret[2]);
        }
        deferred2_0 = ptr1;
        deferred2_1 = len1;
        return getStringFromWasm0(ptr1, len1);
    } finally {
        wasm.__wbindgen_free(deferred2_0, deferred2_1, 1);
    }
}

function __wbg_get_imports() {
    const import0 = {
        __proto__: null,
        __wbg_Error_8c4e43fe74559d73: function(arg0, arg1) {
            const ret = Error(getStringFromWasm0(arg0, arg1));
            return ret;
        },
        __wbg___wbindgen_debug_string_0bc8482c6e3508ae: function(arg0, arg1) {
            const ret = debugString(arg1);
            const ptr1 = passStringToWasm0(ret, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
            const len1 = WASM_VECTOR_LEN;
            getDataViewMemory0().setInt32(arg0 + 4 * 1, len1, true);
            getDataViewMemory0().setInt32(arg0 + 4 * 0, ptr1, true);
        },
        __wbg___wbindgen_throw_be289d5034ed271b: function(arg0, arg1) {
            throw new Error(getStringFromWasm0(arg0, arg1));
        },
        __wbg_length_32ed9a279acd054c: function(arg0) {
            const ret = arg0.length;
            return ret;
        },
        __wbg_new_from_slice_a3d2629dc1826784: function(arg0, arg1) {
            const ret = new Uint8Array(getArrayU8FromWasm0(arg0, arg1));
            return ret;
        },
        __wbg_prototypesetcall_bdcdcc5842e4d77d: function(arg0, arg1, arg2) {
            Uint8Array.prototype.set.call(getArrayU8FromWasm0(arg0, arg1), arg2);
        },
        __wbindgen_init_externref_table: function() {
            const table = wasm.__wbindgen_externrefs;
            const offset = table.grow(4);
            table.set(0, undefined);
            table.set(offset + 0, undefined);
            table.set(offset + 1, null);
            table.set(offset + 2, true);
            table.set(offset + 3, false);
        },
    };
    return {
        __proto__: null,
        "./encode_bg.js": import0,
    };
}

const RawStyleInfoFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_rawstyleinfo_free(ptr >>> 0, 1));
const RuleFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_rule_free(ptr >>> 0, 1));
const RulePreludeFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_ruleprelude_free(ptr >>> 0, 1));
const SelectorFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_selector_free(ptr >>> 0, 1));
const StyleInfoDecoderFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_styleinfodecoder_free(ptr >>> 0, 1));

function _assertClass(instance, klass) {
    if (!(instance instanceof klass)) {
        throw new Error(`expected instance of ${klass.name}`);
    }
}

function debugString(val) {
    // primitive types
    const type = typeof val;
    if (type == 'number' || type == 'boolean' || val == null) {
        return  `${val}`;
    }
    if (type == 'string') {
        return `"${val}"`;
    }
    if (type == 'symbol') {
        const description = val.description;
        if (description == null) {
            return 'Symbol';
        } else {
            return `Symbol(${description})`;
        }
    }
    if (type == 'function') {
        const name = val.name;
        if (typeof name == 'string' && name.length > 0) {
            return `Function(${name})`;
        } else {
            return 'Function';
        }
    }
    // objects
    if (Array.isArray(val)) {
        const length = val.length;
        let debug = '[';
        if (length > 0) {
            debug += debugString(val[0]);
        }
        for(let i = 1; i < length; i++) {
            debug += ', ' + debugString(val[i]);
        }
        debug += ']';
        return debug;
    }
    // Test for built-in
    const builtInMatches = /\[object ([^\]]+)\]/.exec(toString.call(val));
    let className;
    if (builtInMatches && builtInMatches.length > 1) {
        className = builtInMatches[1];
    } else {
        // Failed to match the standard '[object ClassName]'
        return toString.call(val);
    }
    if (className == 'Object') {
        // we're a user defined class or Object
        // JSON.stringify avoids problems with cycles, and is generally much
        // easier than looping through ownProperties of `val`.
        try {
            return 'Object(' + JSON.stringify(val) + ')';
        } catch (_) {
            return 'Object';
        }
    }
    // errors
    if (val instanceof Error) {
        return `${val.name}: ${val.message}\n${val.stack}`;
    }
    // TODO we could test for more things here, like `Set`s and `Map`s.
    return className;
}

function getArrayU8FromWasm0(ptr, len) {
    ptr = ptr >>> 0;
    return getUint8ArrayMemory0().subarray(ptr / 1, ptr / 1 + len);
}

let cachedDataViewMemory0 = null;
function getDataViewMemory0() {
    if (cachedDataViewMemory0 === null || cachedDataViewMemory0.buffer.detached === true || (cachedDataViewMemory0.buffer.detached === undefined && cachedDataViewMemory0.buffer !== wasm.memory.buffer)) {
        cachedDataViewMemory0 = new DataView(wasm.memory.buffer);
    }
    return cachedDataViewMemory0;
}

function getStringFromWasm0(ptr, len) {
    ptr = ptr >>> 0;
    return decodeText(ptr, len);
}

let cachedUint8ArrayMemory0 = null;
function getUint8ArrayMemory0() {
    if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) {
        cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer);
    }
    return cachedUint8ArrayMemory0;
}

function isLikeNone(x) {
    return x === undefined || x === null;
}

function passStringToWasm0(arg, malloc, realloc) {
    if (realloc === undefined) {
        const buf = cachedTextEncoder.encode(arg);
        const ptr = malloc(buf.length, 1) >>> 0;
        getUint8ArrayMemory0().subarray(ptr, ptr + buf.length).set(buf);
        WASM_VECTOR_LEN = buf.length;
        return ptr;
    }

    let len = arg.length;
    let ptr = malloc(len, 1) >>> 0;

    const mem = getUint8ArrayMemory0();

    let offset = 0;

    for (; offset < len; offset++) {
        const code = arg.charCodeAt(offset);
        if (code > 0x7F) break;
        mem[ptr + offset] = code;
    }
    if (offset !== len) {
        if (offset !== 0) {
            arg = arg.slice(offset);
        }
        ptr = realloc(ptr, len, len = offset + arg.length * 3, 1) >>> 0;
        const view = getUint8ArrayMemory0().subarray(ptr + offset, ptr + len);
        const ret = cachedTextEncoder.encodeInto(arg, view);

        offset += ret.written;
        ptr = realloc(ptr, len, offset, 1) >>> 0;
    }

    WASM_VECTOR_LEN = offset;
    return ptr;
}

function takeFromExternrefTable0(idx) {
    const value = wasm.__wbindgen_externrefs.get(idx);
    wasm.__externref_table_dealloc(idx);
    return value;
}

let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
cachedTextDecoder.decode();
function decodeText(ptr, len) {
    return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
}

const cachedTextEncoder = new TextEncoder();

if (!('encodeInto' in cachedTextEncoder)) {
    cachedTextEncoder.encodeInto = function (arg, view) {
        const buf = cachedTextEncoder.encode(arg);
        view.set(buf);
        return {
            read: arg.length,
            written: buf.length
        };
    };
}

let WASM_VECTOR_LEN = 0;

import { readFileSync } from 'node:fs';
const wasmUrl = new URL('encode_bg.wasm', import.meta.url);
const wasmBytes = readFileSync(wasmUrl);
const wasmModule = new WebAssembly.Module(wasmBytes);
const wasm = new WebAssembly.Instance(wasmModule, __wbg_get_imports()).exports;
wasm.__wbindgen_start();