在 09d6cbc15203b20c6264

throw

src/compiler/moduleNameResolver.ts 的第902行

export function resolveJSModule(moduleName: string, initialDir: string, host: ModuleResolutionHost): string {
        const { resolvedModule, failedLookupLocations } = tryResolveJSModuleWorker(moduleName, initialDir, host);
        if (!resolvedModule) {
            throw new Error(`Could not resolve JS module '${moduleName}' starting at '${initialDir}'. Looked in: ${failedLookupLocations.join(", ")}`);
        }
        return resolvedModule.resolvedFileName;
    }

第984行

function realPath(path: string, host: ModuleResolutionHost, traceEnabled: boolean): string {
        if (!host.realpath) {
            return path;
        }

        const real = normalizePath(host.realpath(path));
        if (traceEnabled) {
            trace(host, Diagnostics.Resolving_real_path_for_0_result_1, path, real);
        }
        Debug.assert(host.fileExists(real), `${path} linked to nonexistent file ${real}`);
        return real;
    }

src/compiler/moduleSpecifier 的第444行

case Extension.TsBuildInfo:
                return Debug.fail(`Extension ${Extension.TsBuildInfo} is unsupported:: FileName:: ${fileName}`);

src/server/utilites.ts 的第55行

throw new Error(`Project '${project.getProjectName()}' does not contain document '${fileName}'`);

src/services/services.ts 的第976行

if (!scriptSnapshot) {
                // The host does not know about this file.
                throw new Error("Could not find file: '" + fileName + "'.");
            }

Debug.

src/compiler/binder.ts 的第326行

function getDisplayName(node: Declaration): string {
            return isNamedDeclaration(node) ? declarationNameToString(node.name) : unescapeLeadingUnderscores(Debug.assertDefined(getDeclarationName(node)));
        }

src/compiler/builderState.ts 的第360行

if (firstDts) {
                Debug.assert(fileExtensionIs(firstDts.name, Extension.Dts), "File extension for signature expected to be dts", () => `Found: ${getAnyExtensionFromPath(firstDts.name)} for ${firstDts.name}:: All output files: ${JSON.stringify(emitOutput.outputFiles.map(f => f.name))}`);
                latestSignature = computeHash(firstDts.text);
                if (exportedModulesMapCache && latestSignature !== prevSignature) {
                    updateExportedModules(sourceFile, emitOutput.exportedModulesFromDeclarationEmit, exportedModulesMapCache);
                }
            }

src/compiler/emitter.ts 的第211行和第225行

export function getFirstProjectOutput(configFile: ParsedCommandLine, ignoreCase: boolean): string {
        if (configFile.options.outFile || configFile.options.out) {
            const { jsFilePath } = getOutputPathsForBundle(configFile.options, /*forceDtsPaths*/ false);
            return Debug.assertDefined(jsFilePath, `project ${configFile.options.configFilePath} expected to have at least one output`);
        }

        for (const inputFileName of configFile.fileNames) {
            if (fileExtensionIs(inputFileName, Extension.Dts)) continue;
            const jsFilePath = getOutputJSFileName(inputFileName, configFile, ignoreCase);
            if (jsFilePath) return jsFilePath;
            if (fileExtensionIs(inputFileName, Extension.Json)) continue;
            if (getEmitDeclarations(configFile.options) && hasTSFileExtension(inputFileName)) {
                return getOutputDeclarationFileName(inputFileName, configFile, ignoreCase);
            }
        }
        const buildInfoPath = getOutputPathForBuildInfo(configFile.options);
        if (buildInfoPath) return buildInfoPath;
        return Debug.fail(`project ${configFile.options.configFilePath} expected to have at least one output`);
    }

src/server/editorServices.ts 的第2202行

private getOrCreateScriptInfoWorker(fileName: NormalizedPath, currentDirectory: string, openedByClient: boolean, fileContent?: string, scriptKind?: ScriptKind, hasMixedContent?: boolean, hostToQueryFileExistsOn?: { fileExists(path: string): boolean; }) {
            Debug.assert(fileContent === undefined || openedByClient, "ScriptInfo needs to be opened by client to be able to set its user defined content");
            const path = normalizedPathToPath(fileName, currentDirectory, this.toCanonicalFileName);
            let info = this.getScriptInfoForPath(path);
            if (!info) {
                const isDynamic = isDynamicFileName(fileName);
                Debug.assert(isRootedDiskPath(fileName) || isDynamic || openedByClient, "", () => `${JSON.stringify({ fileName, currentDirectory, hostCurrentDirectory: this.currentDirectory, openKeys: arrayFrom(this.openFilesWithNonRootedDiskPath.keys()) })}\nScript info with non-dynamic relative file name can only be open script info or in context of host currentDirectory`);
                Debug.assert(!isRootedDiskPath(fileName) || this.currentDirectory === currentDirectory || !this.openFilesWithNonRootedDiskPath.has(this.toCanonicalFileName(fileName)), "", () => `${JSON.stringify({ fileName, currentDirectory, hostCurrentDirectory: this.currentDirectory, openKeys: arrayFrom(this.openFilesWithNonRootedDiskPath.keys()) })}\nOpen script files with non rooted disk path opened with current directory context cannot have same canonical names`);
                Debug.assert(!isDynamic || this.currentDirectory === currentDirectory, "", () => `${JSON.stringify({ fileName, currentDirectory, hostCurrentDirectory: this.currentDirectory, openKeys: arrayFrom(this.openFilesWithNonRootedDiskPath.keys()) })}\nDynamic files must always have current directory context since containing external project name will always match the script info name.`);
                // If the file is not opened by client and the file doesnot exist on the disk, return

src/server/project.ts

getScriptInfos(): ScriptInfo[] {
            if (!this.languageServiceEnabled) {
                // if language service is not enabled - return just root files
                return this.rootFiles;
            }
            return map(this.program!.getSourceFiles(), sourceFile => {
                const scriptInfo = this.projectService.getScriptInfoForPath(sourceFile.resolvedPath);
                Debug.assert(!!scriptInfo, "getScriptInfo", () => `scriptInfo for a file '${sourceFile.fileName}' Path: '${sourceFile.path}' / '${sourceFile.resolvedPath}' is missing.`);
                return scriptInfo!;
            });
        }

此列表并不全面(已停止于 services )。