diff options
Diffstat (limited to 'node_modules/@babel/plugin-proposal-async-generator-functions/lib/index.js')
| -rw-r--r-- | node_modules/@babel/plugin-proposal-async-generator-functions/lib/index.js | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/node_modules/@babel/plugin-proposal-async-generator-functions/lib/index.js b/node_modules/@babel/plugin-proposal-async-generator-functions/lib/index.js new file mode 100644 index 00000000..534575b8 --- /dev/null +++ b/node_modules/@babel/plugin-proposal-async-generator-functions/lib/index.js @@ -0,0 +1,128 @@ +"use strict"; + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.default = void 0; + +function _helperPluginUtils() { + const data = require("@babel/helper-plugin-utils"); + + _helperPluginUtils = function _helperPluginUtils() { + return data; + }; + + return data; +} + +function _helperRemapAsyncToGenerator() { + const data = _interopRequireDefault(require("@babel/helper-remap-async-to-generator")); + + _helperRemapAsyncToGenerator = function _helperRemapAsyncToGenerator() { + return data; + }; + + return data; +} + +function _pluginSyntaxAsyncGenerators() { + const data = _interopRequireDefault(require("@babel/plugin-syntax-async-generators")); + + _pluginSyntaxAsyncGenerators = function _pluginSyntaxAsyncGenerators() { + return data; + }; + + return data; +} + +function _core() { + const data = require("@babel/core"); + + _core = function _core() { + return data; + }; + + return data; +} + +var _forAwait = _interopRequireDefault(require("./for-await")); + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +var _default = (0, _helperPluginUtils().declare)(api => { + api.assertVersion(7); + const yieldStarVisitor = { + Function(path) { + path.skip(); + }, + + YieldExpression({ + node + }, state) { + if (!node.delegate) return; + const callee = state.addHelper("asyncGeneratorDelegate"); + node.argument = _core().types.callExpression(callee, [_core().types.callExpression(state.addHelper("asyncIterator"), [node.argument]), state.addHelper("awaitAsyncGenerator")]); + } + + }; + const forAwaitVisitor = { + Function(path) { + path.skip(); + }, + + ForOfStatement(path, { + file + }) { + const node = path.node; + if (!node.await) return; + const build = (0, _forAwait.default)(path, { + getAsyncIterator: file.addHelper("asyncIterator") + }); + const declar = build.declar, + loop = build.loop; + const block = loop.body; + path.ensureBlock(); + + if (declar) { + block.body.push(declar); + } + + block.body = block.body.concat(node.body.body); + + _core().types.inherits(loop, node); + + _core().types.inherits(loop.body, node.body); + + if (build.replaceParent) { + path.parentPath.replaceWithMultiple(build.node); + } else { + path.replaceWithMultiple(build.node); + } + } + + }; + const visitor = { + Function(path, state) { + if (!path.node.async) return; + path.traverse(forAwaitVisitor, state); + if (!path.node.generator) return; + path.traverse(yieldStarVisitor, state); + (0, _helperRemapAsyncToGenerator().default)(path, { + wrapAsync: state.addHelper("wrapAsyncGenerator"), + wrapAwait: state.addHelper("awaitAsyncGenerator") + }); + } + + }; + return { + inherits: _pluginSyntaxAsyncGenerators().default, + visitor: { + Program(path, state) { + path.traverse(visitor, state); + } + + } + }; +}); + +exports.default = _default;
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