You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
109 lines
3.3 KiB
109 lines
3.3 KiB
/* |
|
MIT License http://www.opensource.org/licenses/mit-license.php |
|
Author Tobias Koppers @sokra |
|
*/ |
|
|
|
"use strict"; |
|
|
|
const WebpackError = require("./WebpackError"); |
|
const makeSerializable = require("./util/makeSerializable"); |
|
|
|
const WASM_HEADER = Buffer.from([0x00, 0x61, 0x73, 0x6d]); |
|
|
|
class ModuleParseError extends WebpackError { |
|
/** |
|
* @param {string | Buffer} source source code |
|
* @param {Error&any} err the parse error |
|
* @param {string[]} loaders the loaders used |
|
* @param {string} type module type |
|
*/ |
|
constructor(source, err, loaders, type) { |
|
let message = "Module parse failed: " + (err && err.message); |
|
let loc = undefined; |
|
|
|
if ( |
|
((Buffer.isBuffer(source) && source.slice(0, 4).equals(WASM_HEADER)) || |
|
(typeof source === "string" && /^\0asm/.test(source))) && |
|
!type.startsWith("webassembly") |
|
) { |
|
message += |
|
"\nThe module seem to be a WebAssembly module, but module is not flagged as WebAssembly module for webpack."; |
|
message += |
|
"\nBREAKING CHANGE: Since webpack 5 WebAssembly is not enabled by default and flagged as experimental feature."; |
|
message += |
|
"\nYou need to enable one of the WebAssembly experiments via 'experiments.asyncWebAssembly: true' (based on async modules) or 'experiments.syncWebAssembly: true' (like webpack 4, deprecated)."; |
|
message += |
|
"\nFor files that transpile to WebAssembly, make sure to set the module type in the 'module.rules' section of the config (e. g. 'type: \"webassembly/async\"')."; |
|
} else if (!loaders) { |
|
message += |
|
"\nYou may need an appropriate loader to handle this file type."; |
|
} else if (loaders.length >= 1) { |
|
message += `\nFile was processed with these loaders:${loaders |
|
.map(loader => `\n * ${loader}`) |
|
.join("")}`; |
|
message += |
|
"\nYou may need an additional loader to handle the result of these loaders."; |
|
} else { |
|
message += |
|
"\nYou may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders"; |
|
} |
|
|
|
if ( |
|
err && |
|
err.loc && |
|
typeof err.loc === "object" && |
|
typeof err.loc.line === "number" |
|
) { |
|
var lineNumber = err.loc.line; |
|
|
|
if ( |
|
Buffer.isBuffer(source) || |
|
/[\0\u0001\u0002\u0003\u0004\u0005\u0006\u0007]/.test(source) |
|
) { |
|
// binary file |
|
message += "\n(Source code omitted for this binary file)"; |
|
} else { |
|
const sourceLines = source.split(/\r?\n/); |
|
const start = Math.max(0, lineNumber - 3); |
|
const linesBefore = sourceLines.slice(start, lineNumber - 1); |
|
const theLine = sourceLines[lineNumber - 1]; |
|
const linesAfter = sourceLines.slice(lineNumber, lineNumber + 2); |
|
|
|
message += |
|
linesBefore.map(l => `\n| ${l}`).join("") + |
|
`\n> ${theLine}` + |
|
linesAfter.map(l => `\n| ${l}`).join(""); |
|
} |
|
|
|
loc = { start: err.loc }; |
|
} else if (err && err.stack) { |
|
message += "\n" + err.stack; |
|
} |
|
|
|
super(message); |
|
|
|
this.name = "ModuleParseError"; |
|
this.loc = loc; |
|
this.error = err; |
|
} |
|
|
|
serialize(context) { |
|
const { write } = context; |
|
|
|
write(this.error); |
|
|
|
super.serialize(context); |
|
} |
|
|
|
deserialize(context) { |
|
const { read } = context; |
|
|
|
this.error = read(); |
|
|
|
super.deserialize(context); |
|
} |
|
} |
|
|
|
makeSerializable(ModuleParseError, "webpack/lib/ModuleParseError"); |
|
|
|
module.exports = ModuleParseError;
|
|
|