Spaces:
Sleeping
Sleeping
File size: 5,834 Bytes
4cadbaf |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 |
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _core = require("@babel/core");
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _template = require("@babel/template");
{
var DefineAccessorHelper = _template.default.expression.ast`
function (type, obj, key, fn) {
var desc = { configurable: true, enumerable: true };
desc[type] = fn;
return Object.defineProperty(obj, key, desc);
}
`;
DefineAccessorHelper._compact = true;
}
var _default = exports.default = (0, _helperPluginUtils.declare)((api, options) => {
var _api$assumption;
api.assertVersion(7);
const setComputedProperties = (_api$assumption = api.assumption("setComputedProperties")) != null ? _api$assumption : options.loose;
const pushComputedProps = setComputedProperties ? pushComputedPropsLoose : pushComputedPropsSpec;
function buildDefineAccessor(state, obj, prop) {
const type = prop.kind;
const key = !prop.computed && _core.types.isIdentifier(prop.key) ? _core.types.stringLiteral(prop.key.name) : prop.key;
const fn = getValue(prop);
{
let helper;
if (state.availableHelper("defineAccessor")) {
helper = state.addHelper("defineAccessor");
} else {
const file = state.file;
helper = file.get("fallbackDefineAccessorHelper");
if (!helper) {
const id = file.scope.generateUidIdentifier("defineAccessor");
file.scope.push({
id,
init: DefineAccessorHelper
});
file.set("fallbackDefineAccessorHelper", helper = id);
}
helper = _core.types.cloneNode(helper);
}
return _core.types.callExpression(helper, [_core.types.stringLiteral(type), obj, key, fn]);
}
}
function getValue(prop) {
if (_core.types.isObjectProperty(prop)) {
return prop.value;
} else if (_core.types.isObjectMethod(prop)) {
return _core.types.functionExpression(null, prop.params, prop.body, prop.generator, prop.async);
}
}
function pushAssign(objId, prop, body) {
body.push(_core.types.expressionStatement(_core.types.assignmentExpression("=", _core.types.memberExpression(_core.types.cloneNode(objId), prop.key, prop.computed || _core.types.isLiteral(prop.key)), getValue(prop))));
}
function pushComputedPropsLoose(info) {
const {
computedProps,
state,
initPropExpression,
objId,
body
} = info;
for (const prop of computedProps) {
if (_core.types.isObjectMethod(prop) && (prop.kind === "get" || prop.kind === "set")) {
if (computedProps.length === 1) {
return buildDefineAccessor(state, initPropExpression, prop);
} else {
body.push(_core.types.expressionStatement(buildDefineAccessor(state, _core.types.cloneNode(objId), prop)));
}
} else {
pushAssign(_core.types.cloneNode(objId), prop, body);
}
}
}
function pushComputedPropsSpec(info) {
const {
objId,
body,
computedProps,
state
} = info;
const CHUNK_LENGTH_CAP = 10;
let currentChunk = null;
const computedPropsChunks = [];
for (const prop of computedProps) {
if (!currentChunk || currentChunk.length === CHUNK_LENGTH_CAP) {
currentChunk = [];
computedPropsChunks.push(currentChunk);
}
currentChunk.push(prop);
}
for (const chunk of computedPropsChunks) {
const single = computedPropsChunks.length === 1;
let node = single ? info.initPropExpression : _core.types.cloneNode(objId);
for (const prop of chunk) {
if (_core.types.isObjectMethod(prop) && (prop.kind === "get" || prop.kind === "set")) {
node = buildDefineAccessor(info.state, node, prop);
} else {
node = _core.types.callExpression(state.addHelper("defineProperty"), [node, _core.types.toComputedKey(prop), getValue(prop)]);
}
}
if (single) return node;
body.push(_core.types.expressionStatement(node));
}
}
return {
name: "transform-computed-properties",
visitor: {
ObjectExpression: {
exit(path, state) {
const {
node,
parent,
scope
} = path;
let hasComputed = false;
for (const prop of node.properties) {
hasComputed = prop.computed === true;
if (hasComputed) break;
}
if (!hasComputed) return;
const initProps = [];
const computedProps = [];
let foundComputed = false;
for (const prop of node.properties) {
if (_core.types.isSpreadElement(prop)) {
continue;
}
if (prop.computed) {
foundComputed = true;
}
if (foundComputed) {
computedProps.push(prop);
} else {
initProps.push(prop);
}
}
const objId = scope.generateUidIdentifierBasedOnNode(parent);
const initPropExpression = _core.types.objectExpression(initProps);
const body = [];
body.push(_core.types.variableDeclaration("var", [_core.types.variableDeclarator(objId, initPropExpression)]));
const single = pushComputedProps({
scope,
objId,
body,
computedProps,
initPropExpression,
state
});
if (single) {
path.replaceWith(single);
} else {
if (setComputedProperties) {
body.push(_core.types.expressionStatement(_core.types.cloneNode(objId)));
}
path.replaceWithMultiple(body);
}
}
}
}
};
});
//# sourceMappingURL=index.js.map
|