File size: 16,601 Bytes
979bf48
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
"use strict";
Object.defineProperty(exports, "__esModule", {
    value: true
});
0 && (module.exports = {
    getOriginalStackFrames: null,
    getOverlayMiddleware: null,
    getSourceMapMiddleware: null
});
function _export(target, all) {
    for(var name in all)Object.defineProperty(target, name, {
        enumerable: true,
        get: all[name]
    });
}
_export(exports, {
    getOriginalStackFrames: function() {
        return getOriginalStackFrames;
    },
    getOverlayMiddleware: function() {
        return getOverlayMiddleware;
    },
    getSourceMapMiddleware: function() {
        return getSourceMapMiddleware;
    }
});
const _shared = require("../../next-devtools/server/shared");
const _middlewareresponse = require("../../next-devtools/server/middleware-response");
const _path = /*#__PURE__*/ _interop_require_default(require("path"));
const _launcheditor = require("../../next-devtools/server/launch-editor");
const _sourcemap08 = require("next/dist/compiled/source-map08");
const _sourcemaps = require("../lib/source-maps");
const _nodemodule = require("node:module");
const _nodeurl = require("node:url");
const _nodeutil = require("node:util");
function _interop_require_default(obj) {
    return obj && obj.__esModule ? obj : {
        default: obj
    };
}
function shouldIgnorePath(modulePath) {
    return modulePath.includes('node_modules') || // Only relevant for when Next.js is symlinked e.g. in the Next.js monorepo
    modulePath.includes('next/dist') || modulePath.startsWith('node:');
}
const currentSourcesByFile = new Map();
/**
 * @returns 1-based lines and 1-based columns
 */ async function batchedTraceSource(project, frame) {
    const file = frame.file ? decodeURIComponent(frame.file) : undefined;
    if (!file) return;
    // For node internals they cannot traced the actual source code with project.traceSource,
    // we need an early return to indicate it's ignored to avoid the unknown scheme error from `project.traceSource`.
    if (file.startsWith('node:')) {
        return {
            frame: {
                file,
                line1: frame.line ?? null,
                column1: frame.column ?? null,
                methodName: frame.methodName ?? '<unknown>',
                ignored: true,
                arguments: []
            },
            source: null
        };
    }
    const currentDirectoryFileUrl = (0, _nodeurl.pathToFileURL)(process.cwd()).href;
    const sourceFrame = await project.traceSource(frame, currentDirectoryFileUrl);
    if (!sourceFrame) {
        return {
            frame: {
                file,
                line1: frame.line ?? null,
                column1: frame.column ?? null,
                methodName: frame.methodName ?? '<unknown>',
                ignored: shouldIgnorePath(file),
                arguments: []
            },
            source: null
        };
    }
    let source = null;
    const originalFile = sourceFrame.originalFile;
    // Don't look up source for node_modules or internals. These can often be large bundled files.
    const ignored = shouldIgnorePath(originalFile ?? sourceFrame.file) || // isInternal means resource starts with turbopack:///[turbopack]
    !!sourceFrame.isInternal;
    if (originalFile && !ignored) {
        let sourcePromise = currentSourcesByFile.get(originalFile);
        if (!sourcePromise) {
            sourcePromise = project.getSourceForAsset(originalFile);
            currentSourcesByFile.set(originalFile, sourcePromise);
            setTimeout(()=>{
                // Cache file reads for 100ms, as frames will often reference the same
                // files and can be large.
                currentSourcesByFile.delete(originalFile);
            }, 100);
        }
        source = await sourcePromise;
    }
    // TODO: get ignoredList from turbopack source map
    const ignorableFrame = {
        file: sourceFrame.file,
        line1: sourceFrame.line ?? null,
        column1: sourceFrame.column ?? null,
        methodName: // We ignore the sourcemapped name since it won't be the correct name.
        // The callsite will point to the column of the variable name instead of the
        // name of the enclosing function.
        // TODO(NDX-531): Spy on prepareStackTrace to get the enclosing line number for method name mapping.
        frame.methodName ?? '<unknown>',
        ignored,
        arguments: []
    };
    return {
        frame: ignorableFrame,
        source
    };
}
function parseFile(fileParam) {
    if (!fileParam) {
        return undefined;
    }
    return (0, _sourcemaps.devirtualizeReactServerURL)(fileParam);
}
function createStackFrames(body) {
    const { frames, isServer } = body;
    return frames.map((frame)=>{
        const file = parseFile(frame.file);
        if (!file) {
            return undefined;
        }
        return {
            file,
            methodName: frame.methodName ?? '<unknown>',
            line: frame.line1 ?? undefined,
            column: frame.column1 ?? undefined,
            isServer
        };
    }).filter((f)=>f !== undefined);
}
function createStackFrame(searchParams) {
    const file = parseFile(searchParams.get('file'));
    if (!file) {
        return undefined;
    }
    return {
        file,
        methodName: searchParams.get('methodName') ?? '<unknown>',
        line: parseInt(searchParams.get('line1') ?? '0', 10) || undefined,
        column: parseInt(searchParams.get('column1') ?? '0', 10) || undefined,
        isServer: searchParams.get('isServer') === 'true'
    };
}
/**
 * @returns 1-based lines and 1-based columns
 */ async function nativeTraceSource(frame) {
    const sourceURL = frame.file;
    let sourceMapPayload;
    try {
        var _findSourceMap;
        sourceMapPayload = (_findSourceMap = (0, _nodemodule.findSourceMap)(sourceURL)) == null ? void 0 : _findSourceMap.payload;
    } catch (cause) {
        throw Object.defineProperty(new Error(`${sourceURL}: Invalid source map. Only conformant source maps can be used to find the original code.`, {
            cause
        }), "__NEXT_ERROR_CODE", {
            value: "E635",
            enumerable: false,
            configurable: true
        });
    }
    if (sourceMapPayload !== undefined) {
        let consumer;
        try {
            consumer = await new _sourcemap08.SourceMapConsumer(sourceMapPayload);
        } catch (cause) {
            throw Object.defineProperty(new Error(`${sourceURL}: Invalid source map. Only conformant source maps can be used to find the original code.`, {
                cause
            }), "__NEXT_ERROR_CODE", {
                value: "E635",
                enumerable: false,
                configurable: true
            });
        }
        let traced;
        try {
            const originalPosition = consumer.originalPositionFor({
                line: frame.line ?? 1,
                // 0-based columns out requires 0-based columns in.
                column: (frame.column ?? 1) - 1
            });
            if (originalPosition.source === null) {
                traced = null;
            } else {
                const sourceContent = consumer.sourceContentFor(originalPosition.source, /* returnNullOnMissing */ true) ?? null;
                traced = {
                    originalPosition,
                    sourceContent
                };
            }
        } finally{
            consumer.destroy();
        }
        if (traced !== null) {
            var // We ignore the sourcemapped name since it won't be the correct name.
            // The callsite will point to the column of the variable name instead of the
            // name of the enclosing function.
            // TODO(NDX-531): Spy on prepareStackTrace to get the enclosing line number for method name mapping.
            _frame_methodName_replace, _frame_methodName;
            const { originalPosition, sourceContent } = traced;
            const applicableSourceMap = (0, _sourcemaps.findApplicableSourceMapPayload)((frame.line ?? 1) - 1, (frame.column ?? 1) - 1, sourceMapPayload);
            // TODO(veil): Upstream a method to sourcemap consumer that immediately says if a frame is ignored or not.
            let ignored = false;
            if (applicableSourceMap === undefined) {
                console.error('No applicable source map found in sections for frame', frame);
            } else {
                var _applicableSourceMap_ignoreList;
                // TODO: O(n^2). Consider moving `ignoreList` into a Set
                const sourceIndex = applicableSourceMap.sources.indexOf(originalPosition.source);
                ignored = ((_applicableSourceMap_ignoreList = applicableSourceMap.ignoreList) == null ? void 0 : _applicableSourceMap_ignoreList.includes(sourceIndex)) ?? // When sourcemap is not available, fallback to checking `frame.file`.
                // e.g. In pages router, nextjs server code is not bundled into the page.
                shouldIgnorePath(frame.file);
            }
            const originalStackFrame = {
                methodName: ((_frame_methodName = frame.methodName) == null ? void 0 : (_frame_methodName_replace = _frame_methodName.replace('__WEBPACK_DEFAULT_EXPORT__', 'default')) == null ? void 0 : _frame_methodName_replace.replace('__webpack_exports__.', '')) || '<unknown>',
                file: originalPosition.source,
                line1: originalPosition.line,
                column1: originalPosition.column === null ? null : originalPosition.column + 1,
                // TODO: c&p from async createOriginalStackFrame but why not frame.arguments?
                arguments: [],
                ignored
            };
            return {
                frame: originalStackFrame,
                source: sourceContent
            };
        }
    }
    return undefined;
}
async function createOriginalStackFrame(project, projectPath, frame) {
    const traced = await nativeTraceSource(frame) ?? // TODO(veil): When would the bundler know more than native?
    // If it's faster, try the bundler first and fall back to native later.
    await batchedTraceSource(project, frame);
    if (!traced) {
        return null;
    }
    let normalizedStackFrameLocation = traced.frame.file;
    if (normalizedStackFrameLocation !== null && normalizedStackFrameLocation.startsWith('file://')) {
        normalizedStackFrameLocation = _path.default.relative(projectPath, (0, _nodeurl.fileURLToPath)(normalizedStackFrameLocation));
    }
    return {
        originalStackFrame: {
            arguments: traced.frame.arguments,
            file: normalizedStackFrameLocation,
            line1: traced.frame.line1,
            column1: traced.frame.column1,
            ignored: traced.frame.ignored,
            methodName: traced.frame.methodName
        },
        originalCodeFrame: (0, _shared.getOriginalCodeFrame)(traced.frame, traced.source)
    };
}
function getOverlayMiddleware({ project, projectPath, isSrcDir }) {
    return async function(req, res, next) {
        const { pathname, searchParams } = new URL(req.url, 'http://n');
        if (pathname === '/__nextjs_original-stack-frames') {
            if (req.method !== 'POST') {
                return _middlewareresponse.middlewareResponse.badRequest(res);
            }
            const body = await new Promise((resolve, reject)=>{
                let data = '';
                req.on('data', (chunk)=>{
                    data += chunk;
                });
                req.on('end', ()=>resolve(data));
                req.on('error', reject);
            });
            const request = JSON.parse(body);
            const result = await getOriginalStackFrames({
                project,
                projectPath,
                frames: request.frames,
                isServer: request.isServer,
                isEdgeServer: request.isEdgeServer,
                isAppDirectory: request.isAppDirectory
            });
            (0, _shared.ignoreListAnonymousStackFramesIfSandwiched)(result);
            return _middlewareresponse.middlewareResponse.json(res, result);
        } else if (pathname === '/__nextjs_launch-editor') {
            const isAppRelativePath = searchParams.get('isAppRelativePath') === '1';
            let openEditorResult;
            if (isAppRelativePath) {
                const relativeFilePath = searchParams.get('file') || '';
                const appPath = _path.default.join('app', isSrcDir ? 'src' : '', relativeFilePath);
                openEditorResult = await (0, _launcheditor.openFileInEditor)(appPath, 1, 1, projectPath);
            } else {
                const frame = createStackFrame(searchParams);
                if (!frame) return _middlewareresponse.middlewareResponse.badRequest(res);
                openEditorResult = await (0, _launcheditor.openFileInEditor)(frame.file, frame.line ?? 1, frame.column ?? 1, projectPath);
            }
            if (openEditorResult.error) {
                return _middlewareresponse.middlewareResponse.internalServerError(res, openEditorResult.error);
            }
            if (!openEditorResult.found) {
                return _middlewareresponse.middlewareResponse.notFound(res);
            }
            return _middlewareresponse.middlewareResponse.noContent(res);
        }
        return next();
    };
}
function getSourceMapMiddleware(project) {
    return async function(req, res, next) {
        const { pathname, searchParams } = new URL(req.url, 'http://n');
        if (pathname !== '/__nextjs_source-map') {
            return next();
        }
        let filename = searchParams.get('filename');
        if (!filename) {
            return _middlewareresponse.middlewareResponse.badRequest(res);
        }
        let nativeSourceMap;
        try {
            nativeSourceMap = (0, _nodemodule.findSourceMap)(filename);
        } catch (cause) {
            return _middlewareresponse.middlewareResponse.internalServerError(res, Object.defineProperty(new Error(`${filename}: Invalid source map. Only conformant source maps can be used to find the original code.`, {
                cause
            }), "__NEXT_ERROR_CODE", {
                value: "E635",
                enumerable: false,
                configurable: true
            }));
        }
        if (nativeSourceMap !== undefined) {
            const sourceMapPayload = nativeSourceMap.payload;
            return _middlewareresponse.middlewareResponse.json(res, sourceMapPayload);
        }
        try {
            // Turbopack chunk filenames might be URL-encoded.
            filename = decodeURI(filename);
        } catch  {
            return _middlewareresponse.middlewareResponse.badRequest(res);
        }
        if (_path.default.isAbsolute(filename)) {
            filename = (0, _nodeurl.pathToFileURL)(filename).href;
        }
        try {
            const sourceMapString = await project.getSourceMap(filename);
            if (sourceMapString) {
                return _middlewareresponse.middlewareResponse.jsonString(res, sourceMapString);
            }
        } catch (cause) {
            return _middlewareresponse.middlewareResponse.internalServerError(res, Object.defineProperty(new Error(`Failed to get source map for '${filename}'. This is a bug in Next.js`, {
                cause
            }), "__NEXT_ERROR_CODE", {
                value: "E719",
                enumerable: false,
                configurable: true
            }));
        }
        _middlewareresponse.middlewareResponse.noContent(res);
    };
}
async function getOriginalStackFrames({ project, projectPath, frames, isServer, isEdgeServer, isAppDirectory }) {
    const stackFrames = createStackFrames({
        frames,
        isServer,
        isEdgeServer,
        isAppDirectory
    });
    return Promise.all(stackFrames.map(async (frame)=>{
        try {
            const stackFrame = await createOriginalStackFrame(project, projectPath, frame);
            if (stackFrame === null) {
                return {
                    status: 'rejected',
                    reason: 'Failed to create original stack frame'
                };
            }
            return {
                status: 'fulfilled',
                value: stackFrame
            };
        } catch (error) {
            return {
                status: 'rejected',
                reason: (0, _nodeutil.inspect)(error, {
                    colors: false
                })
            };
        }
    }));
}

//# sourceMappingURL=middleware-turbopack.js.map