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105 lines
4.3 KiB
105 lines
4.3 KiB
4 years ago
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"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.transformJSXElement = void 0;
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const t = __importStar(require("@babel/types"));
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const utils_1 = require("./utils");
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const buildProps_1 = __importDefault(require("./buildProps"));
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/**
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* Get children from Array of JSX children
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* @param paths Array<JSXText | JSXExpressionContainer | JSXElement | JSXFragment>
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* @returns Array<Expression | SpreadElement>
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*/
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const getChildren = (paths, state) => paths
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.map((path) => {
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if (path.isJSXText()) {
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const transformedText = utils_1.transformJSXText(path);
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if (transformedText) {
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return t.callExpression(utils_1.createIdentifier(state, 'createTextVNode'), [transformedText]);
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}
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return transformedText;
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}
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if (path.isJSXExpressionContainer()) {
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const expression = utils_1.transformJSXExpressionContainer(path);
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if (t.isIdentifier(expression)) {
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const { name } = expression;
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const { referencePaths = [] } = path.scope.getBinding(name) || {};
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referencePaths.forEach((referencePath) => {
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utils_1.walksScope(referencePath, name, 2 /* DYNAMIC */);
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});
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}
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return expression;
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}
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if (t.isJSXSpreadChild(path)) {
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return utils_1.transformJSXSpreadChild(path);
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}
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if (path.isCallExpression()) {
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return path.node;
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}
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if (path.isJSXElement()) {
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return transformJSXElement(path, state);
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}
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throw new Error(`getChildren: ${path.type} is not supported`);
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}).filter(((value) => (value !== undefined
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&& value !== null
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&& !t.isJSXEmptyExpression(value))));
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const transformJSXElement = (path, state) => {
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const children = getChildren(path.get('children'), state);
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const { tag, props, isComponent, directives, patchFlag, dynamicPropNames, slots, } = buildProps_1.default(path, state);
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const { optimize = false } = state.opts;
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const slotFlag = path.getData('slotFlag') || 1 /* STABLE */;
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// @ts-ignore
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const createVNode = t.callExpression(utils_1.createIdentifier(state, 'createVNode'), [
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tag,
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props,
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(children.length || slots) ? (isComponent
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? t.objectExpression([
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!!children.length && t.objectProperty(t.identifier('default'), t.arrowFunctionExpression([], t.arrayExpression(utils_1.buildIIFE(path, children)))),
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...(slots ? (t.isObjectExpression(slots)
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? slots.properties
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: [t.spreadElement(slots)]) : []),
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optimize && t.objectProperty(t.identifier('_'), t.numericLiteral(slotFlag)),
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].filter(Boolean))
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: t.arrayExpression(children)) : t.nullLiteral(),
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!!patchFlag && optimize && t.numericLiteral(patchFlag),
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!!dynamicPropNames.size && optimize
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&& t.arrayExpression([...dynamicPropNames.keys()].map((name) => t.stringLiteral(name))),
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].filter(Boolean));
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if (!directives.length) {
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return createVNode;
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}
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return t.callExpression(utils_1.createIdentifier(state, 'withDirectives'), [
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createVNode,
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t.arrayExpression(directives),
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]);
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};
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exports.transformJSXElement = transformJSXElement;
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exports.default = () => ({
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JSXElement: {
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exit(path, state) {
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path.replaceWith(transformJSXElement(path, state));
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},
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},
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});
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