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File Content: `expandTailwindAtRules.js`

"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
Object.defineProperty(exports, "default", {
    enumerable: true,
    get: function() {
        return expandTailwindAtRules;
    }
});
const _fs = /*#__PURE__*/ _interop_require_default(require("fs"));
const _quicklru = /*#__PURE__*/ _interop_require_default(require("@alloc/quick-lru"));
const _sharedState = /*#__PURE__*/ _interop_require_wildcard(require("./sharedState"));
const _generateRules = require("./generateRules");
const _log = /*#__PURE__*/ _interop_require_default(require("../util/log"));
const _cloneNodes = /*#__PURE__*/ _interop_require_default(require("../util/cloneNodes"));
const _defaultExtractor = require("./defaultExtractor");
function _interop_require_default(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    };
}
function _getRequireWildcardCache(nodeInterop) {
    if (typeof WeakMap !== "function") return null;
    var cacheBabelInterop = new WeakMap();
    var cacheNodeInterop = new WeakMap();
    return (_getRequireWildcardCache = function(nodeInterop) {
        return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
    })(nodeInterop);
}
function _interop_require_wildcard(obj, nodeInterop) {
    if (!nodeInterop && obj && obj.__esModule) {
        return obj;
    }
    if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
        return {
            default: obj
        };
    }
    var cache = _getRequireWildcardCache(nodeInterop);
    if (cache && cache.has(obj)) {
        return cache.get(obj);
    }
    var newObj = {};
    var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
    for(var key in obj){
        if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
            var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
            if (desc && (desc.get || desc.set)) {
                Object.defineProperty(newObj, key, desc);
            } else {
                newObj[key] = obj[key];
            }
        }
    }
    newObj.default = obj;
    if (cache) {
        cache.set(obj, newObj);
    }
    return newObj;
}
let env = _sharedState.env;
const builtInExtractors = {
    DEFAULT: _defaultExtractor.defaultExtractor
};
const builtInTransformers = {
    DEFAULT: (content)=>content,
    svelte: (content)=>content.replace(/(?:^|\s)class:/g, " ")
};
function getExtractor(context, fileExtension) {
    let extractors = context.tailwindConfig.content.extract;
    return extractors[fileExtension] || extractors.DEFAULT || builtInExtractors[fileExtension] || builtInExtractors.DEFAULT(context);
}
function getTransformer(tailwindConfig, fileExtension) {
    let transformers = tailwindConfig.content.transform;
    return transformers[fileExtension] || transformers.DEFAULT || builtInTransformers[fileExtension] || builtInTransformers.DEFAULT;
}
let extractorCache = new WeakMap();
// Scans template contents for possible classes. This is a hot path on initial build but
// not too important for subsequent builds. The faster the better though — if we can speed
// up these regexes by 50% that could cut initial build time by like 20%.
function getClassCandidates(content, extractor, candidates, seen) {
    if (!extractorCache.has(extractor)) {
        extractorCache.set(extractor, new _quicklru.default({
            maxSize: 25000
        }));
    }
    for (let line of content.split("\n")){
        line = line.trim();
        if (seen.has(line)) {
            continue;
        }
        seen.add(line);
        if (extractorCache.get(extractor).has(line)) {
            for (let match of extractorCache.get(extractor).get(line)){
                candidates.add(match);
            }
        } else {
            let extractorMatches = extractor(line).filter((s)=>s !== "!*");
            let lineMatchesSet = new Set(extractorMatches);
            for (let match of lineMatchesSet){
                candidates.add(match);
            }
            extractorCache.get(extractor).set(line, lineMatchesSet);
        }
    }
}
/**
 *
 * @param {[import('./offsets.js').RuleOffset, import('postcss').Node][]} rules
 * @param {*} context
 */ function buildStylesheet(rules, context) {
    let sortedRules = context.offsets.sort(rules);
    let returnValue = {
        base: new Set(),
        defaults: new Set(),
        components: new Set(),
        utilities: new Set(),
        variants: new Set()
    };
    for (let [sort, rule] of sortedRules){
        returnValue[sort.layer].add(rule);
    }
    return returnValue;
}
function expandTailwindAtRules(context) {
    return async (root)=>{
        let layerNodes = {
            base: null,
            components: null,
            utilities: null,
            variants: null
        };
        root.walkAtRules((rule)=>{
            // Make sure this file contains Tailwind directives. If not, we can save
            // a lot of work and bail early. Also we don't have to register our touch
            // file as a dependency since the output of this CSS does not depend on
            // the source of any templates. Think Vue <style> blocks for example.
            if (rule.name === "tailwind") {
                if (Object.keys(layerNodes).includes(rule.params)) {
                    layerNodes[rule.params] = rule;
                }
            }
        });
        if (Object.values(layerNodes).every((n)=>n === null)) {
            return root;
        }
        var _context_candidates;
        // ---
        // Find potential rules in changed files
        let candidates = new Set([
            ...(_context_candidates = context.candidates) !== null && _context_candidates !== void 0 ? _context_candidates : [],
            _sharedState.NOT_ON_DEMAND
        ]);
        let seen = new Set();
        env.DEBUG && console.time("Reading changed files");
        if (false) {
            // TODO: Pass through or implement `extractor`
            for (let candidate of require("@tailwindcss/oxide").parseCandidateStringsFromFiles(context.changedContent)){
                candidates.add(candidate);
            }
        // for (let { file, content, extension } of context.changedContent) {
        //   let transformer = getTransformer(context.tailwindConfig, extension)
        //   let extractor = getExtractor(context, extension)
        //   getClassCandidatesOxide(file, transformer(content), extractor, candidates, seen)
        // }
        } else {
            /** @type {[item: {file?: string, content?: string}, meta: {transformer: any, extractor: any}][]} */ let regexParserContent = [];
            for (let item of context.changedContent){
                let transformer = getTransformer(context.tailwindConfig, item.extension);
                let extractor = getExtractor(context, item.extension);
                regexParserContent.push([
                    item,
                    {
                        transformer,
                        extractor
                    }
                ]);
            }
            const BATCH_SIZE = 500;
            for(let i = 0; i < regexParserContent.length; i += BATCH_SIZE){
                let batch = regexParserContent.slice(i, i + BATCH_SIZE);
                await Promise.all(batch.map(async ([{ file , content  }, { transformer , extractor  }])=>{
                    content = file ? await _fs.default.promises.readFile(file, "utf8") : content;
                    getClassCandidates(transformer(content), extractor, candidates, seen);
                }));
            }
        }
        env.DEBUG && console.timeEnd("Reading changed files");
        // ---
        // Generate the actual CSS
        let classCacheCount = context.classCache.size;
        env.DEBUG && console.time("Generate rules");
        env.DEBUG && console.time("Sorting candidates");
        let sortedCandidates = false ? candidates : new Set([
            ...candidates
        ].sort((a, z)=>{
            if (a === z) return 0;
            if (a < z) return -1;
            return 1;
        }));
        env.DEBUG && console.timeEnd("Sorting candidates");
        (0, _generateRules.generateRules)(sortedCandidates, context);
        env.DEBUG && console.timeEnd("Generate rules");
        // We only ever add to the classCache, so if it didn't grow, there is nothing new.
        env.DEBUG && console.time("Build stylesheet");
        if (context.stylesheetCache === null || context.classCache.size !== classCacheCount) {
            context.stylesheetCache = buildStylesheet([
                ...context.ruleCache
            ], context);
        }
        env.DEBUG && console.timeEnd("Build stylesheet");
        let { defaults: defaultNodes , base: baseNodes , components: componentNodes , utilities: utilityNodes , variants: screenNodes  } = context.stylesheetCache;
        // ---
        // Replace any Tailwind directives with generated CSS
        if (layerNodes.base) {
            layerNodes.base.before((0, _cloneNodes.default)([
                ...baseNodes,
                ...defaultNodes
            ], layerNodes.base.source, {
                layer: "base"
            }));
            layerNodes.base.remove();
        }
        if (layerNodes.components) {
            layerNodes.components.before((0, _cloneNodes.default)([
                ...componentNodes
            ], layerNodes.components.source, {
                layer: "components"
            }));
            layerNodes.components.remove();
        }
        if (layerNodes.utilities) {
            layerNodes.utilities.before((0, _cloneNodes.default)([
                ...utilityNodes
            ], layerNodes.utilities.source, {
                layer: "utilities"
            }));
            layerNodes.utilities.remove();
        }
        // We do post-filtering to not alter the emitted order of the variants
        const variantNodes = Array.from(screenNodes).filter((node)=>{
            var _node_raws_tailwind;
            const parentLayer = (_node_raws_tailwind = node.raws.tailwind) === null || _node_raws_tailwind === void 0 ? void 0 : _node_raws_tailwind.parentLayer;
            if (parentLayer === "components") {
                return layerNodes.components !== null;
            }
            if (parentLayer === "utilities") {
                return layerNodes.utilities !== null;
            }
            return true;
        });
        if (layerNodes.variants) {
            layerNodes.variants.before((0, _cloneNodes.default)(variantNodes, layerNodes.variants.source, {
                layer: "variants"
            }));
            layerNodes.variants.remove();
        } else if (variantNodes.length > 0) {
            root.append((0, _cloneNodes.default)(variantNodes, root.source, {
                layer: "variants"
            }));
        }
        var _root_source_end;
        // TODO: Why is the root node having no source location for `end` possible?
        root.source.end = (_root_source_end = root.source.end) !== null && _root_source_end !== void 0 ? _root_source_end : root.source.start;
        // If we've got a utility layer and no utilities are generated there's likely something wrong
        const hasUtilityVariants = variantNodes.some((node)=>{
            var _node_raws_tailwind;
            return ((_node_raws_tailwind = node.raws.tailwind) === null || _node_raws_tailwind === void 0 ? void 0 : _node_raws_tailwind.parentLayer) === "utilities";
        });
        if (layerNodes.utilities && utilityNodes.size === 0 && !hasUtilityVariants) {
            _log.default.warn("content-problems", [
                "No utility classes were detected in your source files. If this is unexpected, double-check the `content` option in your Tailwind CSS configuration.",
                "https://tailwindcss.com/docs/content-configuration"
            ]);
        }
        // ---
        if (env.DEBUG) {
            console.log("Potential classes: ", candidates.size);
            console.log("Active contexts: ", _sharedState.contextSourcesMap.size);
        }
        // Clear the cache for the changed files
        context.changedContent = [];
        // Cleanup any leftover @layer atrules
        root.walkAtRules("layer", (rule)=>{
            if (Object.keys(layerNodes).includes(rule.params)) {
                rule.remove();
            }
        });
    };
}
Name	Size	Permission
cacheInvalidation.js	3030 bytes	0755
collapseAdjacentRules.js	2152 bytes	0755
collapseDuplicateDeclarations.js	3595 bytes	0755
content.js	6537 bytes	0755
defaultExtractor.js	9457 bytes	0755
detectNesting.js	1682 bytes	0755
evaluateTailwindFunctions.js	9429 bytes	0755
expandApplyAtRules.js	22410 bytes	0755
expandTailwindAtRules.js	12420 bytes	0755
findAtConfigPath.js	1988 bytes	0755
generateRules.js	38215 bytes	0755
getModuleDependencies.js	2923 bytes	0755
load-config.js	1394 bytes	0755
normalizeTailwindDirectives.js	3640 bytes	0755
offsets.js	10933 bytes	0755
partitionApplyAtRules.js	1474 bytes	0755
regex.js	1933 bytes	0755
remap-bitfield.js	2792 bytes	0755
resolveDefaultsAtRules.js	6507 bytes	0755
setupContextUtils.js	57729 bytes	0755
setupTrackingContext.js	8143 bytes	0755
sharedState.js	2507 bytes	0755
substituteScreenAtRules.js	1063 bytes	0755
Command Bosku:

File Content: expandTailwindAtRules.js

File Content: `expandTailwindAtRules.js`
