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| 1 | +const vscode = require("vscode"); |
| 2 | +const fs = require("node:fs"); |
| 3 | +const { readFile } = require("node:fs/promises"); |
| 4 | +const path = require("node:path"); |
| 5 | +const { __unstable__loadDesignSystem } = require("tailwindcss"); |
| 6 | +const { CachedInputFileSystem, ResolverFactory } = require("enhanced-resolve"); |
| 7 | + |
| 8 | +const outputChannel = vscode.window.createOutputChannel( |
| 9 | + "Tailwind CSS Clojure Class Sorter" |
| 10 | +); |
| 11 | + |
| 12 | +const cssResolver = ResolverFactory.createResolver({ |
| 13 | + fileSystem: new CachedInputFileSystem(fs, 4000), |
| 14 | + useSyncFileSystemCalls: true, |
| 15 | + extensions: [".css"], |
| 16 | + mainFields: ["style"], |
| 17 | + conditionNames: ["style"], |
| 18 | +}); |
| 19 | + |
| 20 | +const moduleResolver = ResolverFactory.createResolver({ |
| 21 | + fileSystem: new CachedInputFileSystem(fs, 4000), |
| 22 | + useSyncFileSystemCalls: true, |
| 23 | + extensions: [".js", ".mjs", ".cjs", ".ts", ".mts", ".cts"], |
| 24 | + mainFields: ["main", "module"], |
| 25 | + conditionNames: ["node", "import", "require"], |
| 26 | +}); |
| 27 | + |
| 28 | +async function loadStylesheet(id, base) { |
| 29 | + outputChannel.appendLine(`Loading stylesheet: ${id} from ${base}`); |
| 30 | + return new Promise((resolve, reject) => { |
| 31 | + cssResolver.resolve({}, base, id, {}, async (err, resolvedPath) => { |
| 32 | + if (err || !resolvedPath) { |
| 33 | + return reject(err || new Error(`Could not resolve stylesheet: ${id}`)); |
| 34 | + } |
| 35 | + try { |
| 36 | + resolve({ |
| 37 | + content: await readFile(resolvedPath, "utf8"), |
| 38 | + base: path.dirname(resolvedPath), |
| 39 | + }); |
| 40 | + } catch (error) { |
| 41 | + outputChannel.appendLine( |
| 42 | + `Error reading stylesheet: ${id} from ${resolvedPath}: ${error.message}` |
| 43 | + ); |
| 44 | + reject(error); |
| 45 | + } |
| 46 | + }); |
| 47 | + }); |
| 48 | +} |
| 49 | + |
| 50 | +async function loadModule(id, base) { |
| 51 | + outputChannel.appendLine(`Loading module: ${id} from ${base}`); |
| 52 | + return new Promise((resolve, reject) => { |
| 53 | + moduleResolver.resolve({}, base, id, {}, async (error, resolvedPath) => { |
| 54 | + if (error) { |
| 55 | + outputChannel.appendLine( |
| 56 | + `Error resolving module: ${id} from ${base}: ${error.message}` |
| 57 | + ); |
| 58 | + return reject(error); |
| 59 | + } |
| 60 | + |
| 61 | + outputChannel.appendLine(`Resolved module ${id} path: ${resolvedPath}`); |
| 62 | + try { |
| 63 | + const module = await import(resolvedPath); |
| 64 | + resolve({ module: module.default ?? module, base }); |
| 65 | + } catch (error) { |
| 66 | + outputChannel.appendLine( |
| 67 | + `Error importing module: ${id} from ${resolvedPath}: ${error.message}` |
| 68 | + ); |
| 69 | + reject(error); |
| 70 | + } |
| 71 | + }); |
| 72 | + }); |
| 73 | +} |
| 74 | + |
| 75 | +function sortClasses(designSystem, classes) { |
| 76 | + return designSystem |
| 77 | + .getClassOrder(classes) |
| 78 | + .sort( |
| 79 | + ([kA, vA], [kB, vB]) => |
| 80 | + (vB === null) - (vA === null) || // sort nulls first |
| 81 | + (vA === null && vB === null |
| 82 | + ? kA.localeCompare(kB) // both null, sort by key |
| 83 | + : (vA > vB) - (vA < vB) || // sort by BigInt value |
| 84 | + kA.localeCompare(kB)) // values equal, sort by key |
| 85 | + ) |
| 86 | + .map(([k]) => k); |
| 87 | +} |
| 88 | + |
| 89 | +async function getDesignSystem() { |
| 90 | + const tailwindCssPath = vscode.workspace |
| 91 | + .getConfiguration("tailwindCssClojureClassSorter") |
| 92 | + .get("tailwindCssPath", ""); |
| 93 | + |
| 94 | + const baseWs = vscode.workspace.workspaceFolders?.[0]?.uri.fsPath ?? ""; |
| 95 | + const resolvedCss = tailwindCssPath |
| 96 | + ? path.resolve(baseWs, tailwindCssPath) |
| 97 | + : path.join(baseWs, "node_modules", "tailwindcss", "theme.css"); |
| 98 | + |
| 99 | + let cssContent; |
| 100 | + try { |
| 101 | + cssContent = await readFile(resolvedCss, "utf8"); |
| 102 | + outputChannel.appendLine(`Read Tailwind CSS from: ${resolvedCss}`); |
| 103 | + } catch (error) { |
| 104 | + outputChannel.appendLine(`Error reading Tailwind CSS file: ${error}`); |
| 105 | + vscode.window.showErrorMessage( |
| 106 | + `Failed to read Tailwind CSS file at ${resolvedCss}. Please check the path and permissions. Error: ${error.message}` |
| 107 | + ); |
| 108 | + return null; |
| 109 | + } |
| 110 | + |
| 111 | + const baseDir = path.dirname(resolvedCss); |
| 112 | + |
| 113 | + const designSystem = await __unstable__loadDesignSystem(cssContent, { |
| 114 | + base: baseDir, |
| 115 | + loadStylesheet, |
| 116 | + loadModule, |
| 117 | + }); |
| 118 | + outputChannel.appendLine("Successfully loaded Tailwind design system."); |
| 119 | + return designSystem; |
| 120 | +} |
| 121 | + |
| 122 | +const RULES = [ |
| 123 | + // outer, inner, delimiter |
| 124 | + [':class\\s+"([^"]+)"', "(\\S+)", " "], |
| 125 | + ['\\^:tw\\s+"([^"]+)"', "(\\S+)", " "], |
| 126 | + [":((?:\\.[\\w-]+)+)", "\\.([\\w-]+)", "."], |
| 127 | + [ |
| 128 | + "\\[:[\\w-]*(?:#[\\w-]+)?((?:\\.[\\w-]+)+)(?=[\\s\\]])", |
| 129 | + "\\.([\\w-]+)", |
| 130 | + ".", |
| 131 | + ], |
| 132 | +]; |
| 133 | + |
| 134 | +function getWorkspaceEdit(doc, designSystem) { |
| 135 | + const edit = new vscode.WorkspaceEdit(); |
| 136 | + const text = doc.getText(); |
| 137 | + for (const [_outer, _inner, delim] of RULES) { |
| 138 | + const outer = new RegExp(_outer, "g"); |
| 139 | + const inner = new RegExp(_inner, "g"); |
| 140 | + let match; |
| 141 | + while ((match = outer.exec(text))) { |
| 142 | + const [whole, captured] = match; |
| 143 | + const classes = Array.from(captured.matchAll(inner), (m) => m[1]); |
| 144 | + const prefix = delim === "." ? "." : ""; |
| 145 | + const sorted = prefix + sortClasses(designSystem, classes).join(delim); |
| 146 | + if (sorted === captured) continue; |
| 147 | + const offset = match.index + whole.indexOf(captured); |
| 148 | + |
| 149 | + edit.replace( |
| 150 | + doc.uri, |
| 151 | + new vscode.Range( |
| 152 | + doc.positionAt(offset), |
| 153 | + doc.positionAt(offset + captured.length) |
| 154 | + ), |
| 155 | + sorted |
| 156 | + ); |
| 157 | + } |
| 158 | + } |
| 159 | + return edit; |
| 160 | +} |
| 161 | + |
| 162 | +class SortTailwindClassesCodeActionProvider { |
| 163 | + static kind = vscode.CodeActionKind.Source.append("sortTailwindClasses"); |
| 164 | + |
| 165 | + async provideCodeActions(doc) { |
| 166 | + if (doc.languageId !== "clojure") return; |
| 167 | + |
| 168 | + const designSystem = await getDesignSystem(); |
| 169 | + if (!designSystem) return; |
| 170 | + |
| 171 | + const action = new vscode.CodeAction( |
| 172 | + "Sort Tailwind Classes", |
| 173 | + SortTailwindClassesCodeActionProvider.kind |
| 174 | + ); |
| 175 | + action.edit = getWorkspaceEdit(doc, designSystem); |
| 176 | + return [action]; |
| 177 | + } |
| 178 | +} |
| 179 | + |
| 180 | +exports.activate = (context) => { |
| 181 | + outputChannel.appendLine( |
| 182 | + "Tailwind CSS Clojure Class Sorter extension activated." |
| 183 | + ); |
| 184 | + |
| 185 | + context.subscriptions.push( |
| 186 | + vscode.languages.registerCodeActionsProvider( |
| 187 | + "clojure", |
| 188 | + new SortTailwindClassesCodeActionProvider(), |
| 189 | + { |
| 190 | + providedCodeActionKinds: [SortTailwindClassesCodeActionProvider.kind], |
| 191 | + } |
| 192 | + ) |
| 193 | + ); |
| 194 | + |
| 195 | + context.subscriptions.push(outputChannel); |
| 196 | +}; |
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