rollup-plugin-bundle-native.../dist/index.js

110 lines
4.1 KiB
JavaScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.bundleNativeModulesPlugin = void 0;
const ast_matcher_1 = __importDefault(require("ast-matcher"));
const magic_string_1 = __importDefault(require("magic-string"));
// @ts-ignore
const loady_1 = __importDefault(require("loady"));
const fs_1 = __importDefault(require("fs"));
const loaderFunction = `function loadNativeModuleTemp(module, data) {
const tempDir = require("os").tmpdir();
const fs = require("fs");
const path = require("path");
const loadPath = path.join(tempDir, module);
const outputPath = path.join(loadPath, "build", "Release");
const modulePath = path.join(outputPath, module + ".node");
fs.mkdirSync(outputPath, { recursive: true });
fs.writeFileSync(modulePath, Buffer.from(data, "base64"));
if (process.pkg) {
process.pkg = undefined;
}
return loadPath;
}`;
function bundleNativeModulesPlugin() {
return {
name: "bundle-native-modules",
transform(src, id, ast) {
if (!/\.(js)$/.test(id)) {
return null;
}
if (!/binding/.test(src)) {
return null;
}
const magicString = new magic_string_1.default(src);
const parse = (code, source = code) => {
try {
return this.parse(code, undefined);
}
catch (error) {
error.message += ` in ${source}`;
throw error;
}
};
ast_matcher_1.default.setParser(parse);
if (!ast) {
try {
ast = parse(src);
}
catch (e) {
throw e;
}
}
const edits = [];
/*
Copied from https://github.com/sastan/rollup-plugin-define/blob/main/src/define.ts
*/
function markEdited(node, edits) {
for (const [start, end] of edits) {
if ((start <= node.start && node.start < end) ||
(start < node.end && node.end <= end)) {
return false; // Already edited
}
}
// Not edited
return edits.push([node.start, node.end]);
}
const findLoady = (0, ast_matcher_1.default)("require('loady')(__str_aName, __any)");
const loadyMatches = findLoady(ast);
if (loadyMatches?.length) {
for (const match of loadyMatches) {
if (markEdited(match.node, edits)) {
const modulePath = loady_1.default.resolve(match.match.aName, id);
const moduleFile = fs_1.default.readFileSync(modulePath);
const moduleB64 = moduleFile.toString("base64");
magicString.overwrite(match.node.start, match.node.end, `require('loady')('${match.match.aName}', loadNativeModuleTemp('${match.match.aName}', '${moduleB64}'))`);
}
}
}
if (edits.length === 0) {
return null;
}
const findStrict = (0, ast_matcher_1.default)('"use strict";');
const strictMatches = findStrict(ast);
let injectNode;
if (strictMatches?.length) {
injectNode = strictMatches[0].node;
}
else {
injectNode = ast.body[0];
}
magicString.appendRight(injectNode.end + 1, loaderFunction);
return {
code: magicString.toString(),
map: magicString.generateMap({
source: src,
includeContent: true,
hires: true,
}),
};
},
};
}
exports.default = bundleNativeModulesPlugin;
exports.bundleNativeModulesPlugin = bundleNativeModulesPlugin;
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