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rollup-plugin-bundle-native-modules
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*Add support for node-gyp-build-optional-packages 

*refactor to have loadNativeModuleTemp require loady
*Allow cjs files
*Add detection for "loadNAPI__default"
*Crawl the package tree to find package.json if needed
*Add heuristic for building moduleName for node-gyp-build
This commit is contained in:
Derrick Hammer 2023-01-01 01:49:59 -05:00
parent 366ffe1ac9
commit 0a73d099f5
Signed by: pcfreak30
GPG Key ID: C997C339BE476FF2
1 changed files with 56 additions and 8 deletions
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64
src/index.ts
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@ -4,12 +4,16 @@ import MagicString from "magic-string";
import loady from "loady";
// @ts-ignore
import nodeGybBuild from "node-gyp-build";
// @ts-ignore
import nodeGybBuildOptional from "node-gyp-build-optional-packages";
import fs from "fs";
import type { PluginContext } from "rollup";
import type { Plugin } from "vite";
import path from "path";
const loaderFunction = `function loadNativeModuleTemp(module, data) {
const loaderFunction = `
function loadNativeModuleTemp (module, data) {
const loady = require("loady");
const tempDir = require("os").tmpdir();
const fs = require("fs");
const path = require("path");
@ -23,6 +27,8 @@ const loaderFunction = `function loadNativeModuleTemp(module, data) {
if (process.pkg) {
process.pkg = undefined;
}
loady(module, loadPath);
return loadPath;
}`;
@ -34,7 +40,7 @@ export default function bundleNativeModulesPlugin() {
return {
name: "bundle-native-modules",
transform(src, id, ast: any) {
if (!/\.(js)$/.test(id)) {
if (!/\.(c?js)$/.test(id)) {
return null;
}
const magicString = new MagicString(src);
@ -93,7 +99,7 @@ export default function bundleNativeModulesPlugin() {
magicString.overwrite(
match.node.start,
match.node.end,
`require('loady')('${match.match.aName}', loadNativeModuleTemp('${match.match.aName}', '${moduleB64}'))`
`loadNativeModuleTemp('${match.match.aName}', '${moduleB64}')`
);
}
}
@ -103,6 +109,7 @@ export default function bundleNativeModulesPlugin() {
for (const matchString of [
"require('node-gyp-build')(__any)",
"loadNAPI(__any)",
"loadNAPI__default[__any](__any)",
]) {
const findNodeBuildGyp = astMatcher(matchString);
const nodeBuildGypMatches = findNodeBuildGyp(ast);
@ -110,19 +117,60 @@ export default function bundleNativeModulesPlugin() {
if (nodeBuildGypMatches?.length) {
for (const match of nodeBuildGypMatches) {
if (markEdited(match.node, edits)) {
const modulePath = nodeGybBuild.path(path.dirname(id));
const moduleName = modulePath
let modulePath;
try {
modulePath = nodeGybBuild.path(path.dirname(id));
} catch {}
if (!modulePath) {
try {
modulePath = nodeGybBuildOptional.path(path.dirname(id));
} catch {}
let parentDir = path.dirname(id);
do {
parentDir = path.dirname(parentDir);
} while (
!fs.existsSync(path.join(parentDir, "package.json")) &&
parentDir !== "/"
);
try {
modulePath = nodeGybBuildOptional.path(parentDir);
} catch {}
}
if (!modulePath) {
throw new Error(`Could not process native module for ${id}`);
}
let moduleName = "";
for (const part of modulePath
.split("node_modules")
.pop()
.split("/")
.slice(1)
.shift();
.slice(1)) {
if (part.includes(".node")) {
continue;
}
if (part === "prebuilds") {
break;
}
moduleName += part;
if (part.includes("@")) {
moduleName += "_";
}
}
const moduleFile = fs.readFileSync(modulePath);
const moduleB64 = moduleFile.toString("base64");
magicString.overwrite(
match.node.start,
match.node.end,
`require('loady')('${moduleName}', loadNativeModuleTemp('${moduleName}', '${moduleB64}'))`
`loadNativeModuleTemp('${moduleName}', '${moduleB64}')`
);
}
}