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-rw-r--r--node_modules/postcss-modules-values/lib/index.js143
1 files changed, 143 insertions, 0 deletions
diff --git a/node_modules/postcss-modules-values/lib/index.js b/node_modules/postcss-modules-values/lib/index.js
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+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+
+var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
+
+var _postcss = require('postcss');
+
+var _postcss2 = _interopRequireDefault(_postcss);
+
+var _icssReplaceSymbols = require('icss-replace-symbols');
+
+var _icssReplaceSymbols2 = _interopRequireDefault(_icssReplaceSymbols);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var matchImports = /^(.+?|\([\s\S]+?\))\s+from\s+("[^"]*"|'[^']*'|[\w-]+)$/;
+var matchValueDefinition = /(?:\s+|^)([\w-]+):?\s+(.+?)\s*$/g;
+var matchImport = /^([\w-]+)(?:\s+as\s+([\w-]+))?/;
+var options = {};
+var importIndex = 0;
+var createImportedName = options && options.createImportedName || function (importName /*, path*/) {
+ return 'i__const_' + importName.replace(/\W/g, '_') + '_' + importIndex++;
+};
+
+exports.default = _postcss2.default.plugin('postcss-modules-values', function () {
+ return function (css, result) {
+ var importAliases = [];
+ var definitions = {};
+
+ var addDefinition = function addDefinition(atRule) {
+ var matches = void 0;
+ while (matches = matchValueDefinition.exec(atRule.params)) {
+ var _matches = matches;
+
+ var _matches2 = _slicedToArray(_matches, 3);
+
+ var /*match*/key = _matches2[1];
+ var value = _matches2[2];
+ // Add to the definitions, knowing that values can refer to each other
+
+ definitions[key] = (0, _icssReplaceSymbols.replaceAll)(definitions, value);
+ atRule.remove();
+ }
+ };
+
+ var addImport = function addImport(atRule) {
+ var matches = matchImports.exec(atRule.params);
+ if (matches) {
+ var _matches3 = _slicedToArray(matches, 3);
+
+ var /*match*/aliases = _matches3[1];
+ var path = _matches3[2];
+ // We can use constants for path names
+
+ if (definitions[path]) path = definitions[path];
+ var imports = aliases.replace(/^\(\s*([\s\S]+)\s*\)$/, '$1').split(/\s*,\s*/).map(function (alias) {
+ var tokens = matchImport.exec(alias);
+ if (tokens) {
+ var _tokens = _slicedToArray(tokens, 3);
+
+ var /*match*/theirName = _tokens[1];
+ var _tokens$ = _tokens[2];
+ var myName = _tokens$ === undefined ? theirName : _tokens$;
+
+ var importedName = createImportedName(myName);
+ definitions[myName] = importedName;
+ return { theirName: theirName, importedName: importedName };
+ } else {
+ throw new Error('@import statement "' + alias + '" is invalid!');
+ }
+ });
+ importAliases.push({ path: path, imports: imports });
+ atRule.remove();
+ }
+ };
+
+ /* Look at all the @value statements and treat them as locals or as imports */
+ css.walkAtRules('value', function (atRule) {
+ if (matchImports.exec(atRule.params)) {
+ addImport(atRule);
+ } else {
+ if (atRule.params.indexOf('@value') !== -1) {
+ result.warn('Invalid value definition: ' + atRule.params);
+ }
+
+ addDefinition(atRule);
+ }
+ });
+
+ /* We want to export anything defined by now, but don't add it to the CSS yet or
+ it well get picked up by the replacement stuff */
+ var exportDeclarations = Object.keys(definitions).map(function (key) {
+ return _postcss2.default.decl({
+ value: definitions[key],
+ prop: key,
+ raws: { before: "\n " }
+ });
+ });
+
+ /* If we have no definitions, don't continue */
+ if (!Object.keys(definitions).length) return;
+
+ /* Perform replacements */
+ (0, _icssReplaceSymbols2.default)(css, definitions);
+
+ /* Add export rules if any */
+ if (exportDeclarations.length > 0) {
+ var exportRule = _postcss2.default.rule({
+ selector: ':export',
+ raws: { after: "\n" }
+ });
+ exportRule.append(exportDeclarations);
+ css.prepend(exportRule);
+ }
+
+ /* Add import rules */
+ importAliases.reverse().forEach(function (_ref) {
+ var path = _ref.path;
+ var imports = _ref.imports;
+
+ var importRule = _postcss2.default.rule({
+ selector: ':import(' + path + ')',
+ raws: { after: "\n" }
+ });
+ imports.forEach(function (_ref2) {
+ var theirName = _ref2.theirName;
+ var importedName = _ref2.importedName;
+
+ importRule.append({
+ value: theirName,
+ prop: importedName,
+ raws: { before: "\n " }
+ });
+ });
+
+ css.prepend(importRule);
+ });
+ };
+});
+module.exports = exports['default']; \ No newline at end of file