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59 lines
1.4 KiB
59 lines
1.4 KiB
3 years ago
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"use strict";
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exports.__esModule = true;
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exports.default = createMetaResolver;
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var _utils = require("./utils");
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const PossibleGlobalObjects = new Set(["global", "globalThis", "self", "window"]);
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function createMetaResolver(polyfills) {
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const {
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static: staticP,
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instance: instanceP,
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global: globalP
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} = polyfills;
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return meta => {
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if (meta.kind === "global" && globalP && (0, _utils.has)(globalP, meta.name)) {
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return {
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kind: "global",
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desc: globalP[meta.name],
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name: meta.name
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};
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}
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if (meta.kind === "property" || meta.kind === "in") {
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const {
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placement,
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object,
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key
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} = meta;
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if (object && placement === "static") {
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if (globalP && PossibleGlobalObjects.has(object) && (0, _utils.has)(globalP, key)) {
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return {
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kind: "global",
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desc: globalP[key],
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name: key
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};
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}
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if (staticP && (0, _utils.has)(staticP, object) && (0, _utils.has)(staticP[object], key)) {
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return {
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kind: "static",
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desc: staticP[object][key],
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name: `${object}$${key}`
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};
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}
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}
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if (instanceP && (0, _utils.has)(instanceP, key)) {
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return {
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kind: "instance",
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desc: instanceP[key],
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name: `${key}`
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};
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}
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}
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};
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}
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