65 lines
2.0 KiB
JavaScript
65 lines
2.0 KiB
JavaScript
|
"use strict";
|
||
|
|
|
||
|
|
Object.defineProperty(exports, "__esModule", {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
exports.default = void 0;
|
||
|
|
var _helperPluginUtils = require("@babel/helper-plugin-utils");
|
||
|
|
var _pluginSyntaxClassStaticBlock = require("@babel/plugin-syntax-class-static-block");
|
||
|
|
var _helperCreateClassFeaturesPlugin = require("@babel/helper-create-class-features-plugin");
|
||
|
|
function generateUid(scope, denyList) {
|
||
|
|
const name = "";
|
||
|
|
let uid;
|
||
|
|
let i = 1;
|
||
|
|
do {
|
||
|
|
uid = scope._generateUid(name, i);
|
||
|
|
i++;
|
||
|
|
} while (denyList.has(uid));
|
||
|
|
return uid;
|
||
|
|
}
|
||
|
|
var _default = (0, _helperPluginUtils.declare)(({
|
||
|
|
types: t,
|
||
|
|
template,
|
||
|
|
assertVersion
|
||
|
|
}) => {
|
||
|
|
assertVersion("^7.12.0");
|
||
|
|
return {
|
||
|
|
name: "proposal-class-static-block",
|
||
|
|
inherits: _pluginSyntaxClassStaticBlock.default,
|
||
|
|
pre() {
|
||
|
|
(0, _helperCreateClassFeaturesPlugin.enableFeature)(this.file, _helperCreateClassFeaturesPlugin.FEATURES.staticBlocks, false);
|
||
|
|
},
|
||
|
|
visitor: {
|
||
|
|
ClassBody(classBody) {
|
||
|
|
const {
|
||
|
|
scope
|
||
|
|
} = classBody;
|
||
|
|
const privateNames = new Set();
|
||
|
|
const body = classBody.get("body");
|
||
|
|
for (const path of body) {
|
||
|
|
if (path.isPrivate()) {
|
||
|
|
privateNames.add(path.get("key.id").node.name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (const path of body) {
|
||
|
|
if (!path.isStaticBlock()) continue;
|
||
|
|
const staticBlockPrivateId = generateUid(scope, privateNames);
|
||
|
|
privateNames.add(staticBlockPrivateId);
|
||
|
|
const staticBlockRef = t.privateName(t.identifier(staticBlockPrivateId));
|
||
|
|
let replacement;
|
||
|
|
const blockBody = path.node.body;
|
||
|
|
if (blockBody.length === 1 && t.isExpressionStatement(blockBody[0])) {
|
||
|
|
replacement = blockBody[0].expression;
|
||
|
|
} else {
|
||
|
|
replacement = template.expression.ast`(() => { ${blockBody} })()`;
|
||
|
|
}
|
||
|
|
path.replaceWith(t.classPrivateProperty(staticBlockRef, replacement, [], true));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
});
|
||
|
|
exports.default = _default;
|
||
|
|
|
||
|
|
//# sourceMappingURL=index.js.map
|