diff options
| author | littleblack111 <littleblack11111@gmail.com> | 2026-05-18 23:10:59 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2026-05-18 23:41:44 +0800 |
| commit | fc87c009806dcc98867f6b58efe29b042aa01dee (patch) | |
| tree | 8f59b3f4a5b66e9dfef2d40c8d318e258a521228 /node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js | |
| parent | 3336b2356ee6152d9c6ae59bd9b87ccbc0958407 (diff) | |
node: updatemain
Diffstat (limited to 'node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js')
| -rw-r--r-- | node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js b/node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js deleted file mode 100644 index ca667085..00000000 --- a/node_modules/@babel/plugin-transform-for-of/lib/no-helper-implementation.js +++ /dev/null @@ -1,153 +0,0 @@ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.default = transformWithoutHelper; -var _core = require("@babel/core"); -function transformWithoutHelper(loose, path, state) { - const pushComputedProps = loose ? pushComputedPropsLoose : pushComputedPropsSpec; - const { - node - } = path; - const build = pushComputedProps(path, state); - const declar = build.declar; - const loop = build.loop; - const block = loop.body; - path.ensureBlock(); - if (declar) { - block.body.push(declar); - } - block.body.push(...node.body.body); - _core.types.inherits(loop, node); - _core.types.inherits(loop.body, node.body); - if (build.replaceParent) { - path.parentPath.replaceWithMultiple(build.node); - path.remove(); - } else { - path.replaceWithMultiple(build.node); - } -} -const buildForOfLoose = _core.template.statement(` - for (var LOOP_OBJECT = OBJECT, - IS_ARRAY = Array.isArray(LOOP_OBJECT), - INDEX = 0, - LOOP_OBJECT = IS_ARRAY ? LOOP_OBJECT : LOOP_OBJECT[Symbol.iterator]();;) { - INTERMEDIATE; - if (IS_ARRAY) { - if (INDEX >= LOOP_OBJECT.length) break; - ID = LOOP_OBJECT[INDEX++]; - } else { - INDEX = LOOP_OBJECT.next(); - if (INDEX.done) break; - ID = INDEX.value; - } - } -`); -const buildForOf = _core.template.statements(` - var ITERATOR_COMPLETION = true; - var ITERATOR_HAD_ERROR_KEY = false; - var ITERATOR_ERROR_KEY = undefined; - try { - for ( - var ITERATOR_KEY = OBJECT[Symbol.iterator](), STEP_KEY; - !(ITERATOR_COMPLETION = (STEP_KEY = ITERATOR_KEY.next()).done); - ITERATOR_COMPLETION = true - ) {} - } catch (err) { - ITERATOR_HAD_ERROR_KEY = true; - ITERATOR_ERROR_KEY = err; - } finally { - try { - if (!ITERATOR_COMPLETION && ITERATOR_KEY.return != null) { - ITERATOR_KEY.return(); - } - } finally { - if (ITERATOR_HAD_ERROR_KEY) { - throw ITERATOR_ERROR_KEY; - } - } - } -`); -function pushComputedPropsLoose(path, state) { - const { - node, - scope, - parent - } = path; - const { - left - } = node; - let declar, id, intermediate; - if (_core.types.isIdentifier(left) || _core.types.isPattern(left) || _core.types.isMemberExpression(left)) { - id = left; - intermediate = null; - } else if (_core.types.isVariableDeclaration(left)) { - id = scope.generateUidIdentifier("ref"); - declar = _core.types.variableDeclaration(left.kind, [_core.types.variableDeclarator(left.declarations[0].id, _core.types.identifier(id.name))]); - intermediate = _core.types.variableDeclaration("var", [_core.types.variableDeclarator(_core.types.identifier(id.name))]); - } else { - throw state.buildCodeFrameError(left, `Unknown node type ${left.type} in ForStatement`); - } - const iteratorKey = scope.generateUidIdentifier("iterator"); - const isArrayKey = scope.generateUidIdentifier("isArray"); - const loop = buildForOfLoose({ - LOOP_OBJECT: iteratorKey, - IS_ARRAY: isArrayKey, - OBJECT: node.right, - INDEX: scope.generateUidIdentifier("i"), - ID: id, - INTERMEDIATE: intermediate - }); - const isLabeledParent = _core.types.isLabeledStatement(parent); - let labeled; - if (isLabeledParent) { - labeled = _core.types.labeledStatement(parent.label, loop); - } - return { - replaceParent: isLabeledParent, - declar: declar, - node: labeled || loop, - loop: loop - }; -} -function pushComputedPropsSpec(path, state) { - const { - node, - scope, - parent - } = path; - const left = node.left; - let declar; - const stepKey = scope.generateUid("step"); - const stepValue = _core.types.memberExpression(_core.types.identifier(stepKey), _core.types.identifier("value")); - if (_core.types.isIdentifier(left) || _core.types.isPattern(left) || _core.types.isMemberExpression(left)) { - declar = _core.types.expressionStatement(_core.types.assignmentExpression("=", left, stepValue)); - } else if (_core.types.isVariableDeclaration(left)) { - declar = _core.types.variableDeclaration(left.kind, [_core.types.variableDeclarator(left.declarations[0].id, stepValue)]); - } else { - throw state.buildCodeFrameError(left, `Unknown node type ${left.type} in ForStatement`); - } - const template = buildForOf({ - ITERATOR_HAD_ERROR_KEY: scope.generateUidIdentifier("didIteratorError"), - ITERATOR_COMPLETION: scope.generateUidIdentifier("iteratorNormalCompletion"), - ITERATOR_ERROR_KEY: scope.generateUidIdentifier("iteratorError"), - ITERATOR_KEY: scope.generateUidIdentifier("iterator"), - STEP_KEY: _core.types.identifier(stepKey), - OBJECT: node.right - }); - const isLabeledParent = _core.types.isLabeledStatement(parent); - const tryBody = template[3].block.body; - const loop = tryBody[0]; - if (isLabeledParent) { - tryBody[0] = _core.types.labeledStatement(parent.label, loop); - } - return { - replaceParent: isLabeledParent, - declar: declar, - loop: loop, - node: template - }; -} - -//# sourceMappingURL=no-helper-implementation.js.map |
