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Fix webpack source maps
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Manuel Thalmann 2022-12-03 15:20:07 +01:00
parent a409ebb160
commit 40b069b632
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GPG key ID: 5FD9AD3CCDDBD27B
1 changed files with 72 additions and 8 deletions
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80
webpack.config.ts
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@ -1,10 +1,11 @@
import { resolve } from "path";
import { writeFile } from "fs/promises";
import { dirname, isAbsolute, relative, resolve } from "path";
import { fileURLToPath } from "url";
import exports, { Configuration } from "webpack";
const { WatchIgnorePlugin } = exports;
const { WatchIgnorePlugin, SourceMapDevToolPlugin } = exports;
let dirname = fileURLToPath(new URL(".", import.meta.url));
let dirName = fileURLToPath(new URL(".", import.meta.url));
let generator = (env: any, argv: any): Configuration[] =>
{
@ -23,8 +24,30 @@ let generator = (env: any, argv: any): Configuration[] =>
},
output: {
filename: "[name].js",
path: resolve(dirname, "lib"),
devtoolFallbackModuleFilenameTemplate: "../[resource-path]",
path: resolve(dirName, "lib"),
devtoolModuleFilenameTemplate: (context: any) =>
{
let path = context.absoluteResourcePath;
// For regular files, this statement is true.
if (isAbsolute(path))
{
return path;
}
else
{
let fallback = new SourceMapDevToolPlugin().moduleFilenameTemplate;
if (typeof fallback === "function")
{
return fallback(context);
}
else
{
return fallback;
}
}
},
libraryTarget: "module",
chunkFormat: "module",
environment: {
@ -58,7 +81,48 @@ let generator = (env: any, argv: any): Configuration[] =>
paths: [
/\.d\.ts$/
]
})
}),
{
apply(compiler)
{
compiler.hooks.assetEmitted.tap(
{
name: "AdjustSourceMap"
},
async (file, { content, source, outputPath, compilation, targetPath }) =>
{
if (file.endsWith(".map"))
{
try
{
let sourceMap = JSON.parse(content.toString());
if (Array.isArray(sourceMap.sources))
{
sourceMap.sources = sourceMap.sources.map(
(source: string) =>
{
// Prevent `webpack://` sources from being changed
if (isAbsolute(source))
{
// Change regular file paths to relative ones
return relative(dirname(targetPath), source);
}
else
{
return source;
}
});
// Overwrite old source map
await writeFile(targetPath, JSON.stringify(sourceMap));
}
}
catch {}
}
});
}
}
],
module: {
rules: [
@ -69,10 +133,10 @@ let generator = (env: any, argv: any): Configuration[] =>
{
loader: "ts-loader",
options: {
configFile: resolve(dirname, "tsconfig.build.json"),
configFile: resolve(dirName, "tsconfig.build.json"),
projectReferences: true,
compilerOptions: {
outDir: resolve(dirname, "lib", "temp")
outDir: resolve(dirName, "lib", "temp")
}
}
}