Function getEmitHost

test/fixtures/snapshot/typescript.js:117414–117450

(writeFileCallback)

            return 2 /* StructureIsReused.Completely */;
        }
        function getEmitHost(writeFileCallback) {
            return {
                getPrependNodes: getPrependNodes,
                getCanonicalFileName: getCanonicalFileName,
                getCommonSourceDirectory: program.getCommonSourceDirectory,
                getCompilerOptions: program.getCompilerOptions,
                getCurrentDirectory: function () { return currentDirectory; },
                getNewLine: function () { return host.getNewLine(); },
                getSourceFile: program.getSourceFile,
                getSourceFileByPath: program.getSourceFileByPath,
                getSourceFiles: program.getSourceFiles,
                getLibFileFromReference: program.getLibFileFromReference,
                isSourceFileFromExternalLibrary: isSourceFileFromExternalLibrary,
                getResolvedProjectReferenceToRedirect: getResolvedProjectReferenceToRedirect,
                getProjectReferenceRedirect: getProjectReferenceRedirect,
                isSourceOfProjectReferenceRedirect: isSourceOfProjectReferenceRedirect,
                getSymlinkCache: getSymlinkCache,
                writeFile: writeFileCallback || writeFile,
                isEmitBlocked: isEmitBlocked,
                readFile: function (f) { return host.readFile(f); },
                fileExists: function (f) {
                    // Use local caches
                    var path = toPath(f);
                    if (getSourceFileByPath(path))
                        return true;
                    if (ts.contains(missingFilePaths, path))
                        return false;
                    // Before falling back to the host
                    return host.fileExists(f);
                },
                useCaseSensitiveFileNames: function () { return host.useCaseSensitiveFileNames(); },
                getProgramBuildInfo: function () { return program.getProgramBuildInfo && program.getProgramBuildInfo(); },
                getSourceFileFromReference: function (file, ref) { return program.getSourceFileFromReference(file, ref); },
                redirectTargetsMap: redirectTargetsMap,
                getFileIncludeReasons: program.getFileIncludeReasons,
            };
        }
        function writeFile(fileName, text, writeByteOrderMark, onError, sourceFiles, data) {
            host.writeFile(fileName, text, writeByteOrderMark, onError, sourceFiles, data);
        }