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Allow an @types direcotry to have a package.json which specifies "typings": null to disclude it from automatically included typings.

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This commit is contained in:
Andy Hanson
2016-08-11 12:26:22 -07:00
parent 9ac13abfd1
commit df739fdd50
8 changed files with 86 additions and 53 deletions
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89
src/compiler/program.ts
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@@ -119,49 +119,31 @@ namespace ts {
}
function tryReadTypesSection(packageJsonPath: string, baseDirectory: string, state: ModuleResolutionState): string {
let jsonContent: { typings?: string, types?: string, main?: string };
try {
const jsonText = state.host.readFile(packageJsonPath);
jsonContent = jsonText ? <{ typings?: string, types?: string, main?: string }>JSON.parse(jsonText) : {};
}
catch (e) {
// gracefully handle if readFile fails or returns not JSON
jsonContent = {};
const jsonContent = readJson(packageJsonPath, state.host);
function tryReadFromField(fieldName: string) {
if (hasProperty(jsonContent, fieldName)) {
const typesFile = (<any>jsonContent)[fieldName];
if (typeof typesFile === "string") {
const typesFilePath = normalizePath(combinePaths(baseDirectory, typesFile));
if (state.traceEnabled) {
trace(state.host, Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, typesFile, typesFilePath);
}
return typesFilePath;
}
else {
if (state.traceEnabled) {
trace(state.host, Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof typesFile);
}
}
}
}
let typesFile: string;
let fieldName: string;
// first try to read content of 'typings' section (backward compatibility)
if (jsonContent.typings) {
if (typeof jsonContent.typings === "string") {
fieldName = "typings";
typesFile = jsonContent.typings;
}
else {
if (state.traceEnabled) {
trace(state.host, Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, "typings", typeof jsonContent.typings);
}
}
}
// then read 'types'
if (!typesFile && jsonContent.types) {
if (typeof jsonContent.types === "string") {
fieldName = "types";
typesFile = jsonContent.types;
}
else {
if (state.traceEnabled) {
trace(state.host, Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, "types", typeof jsonContent.types);
}
}
}
if (typesFile) {
const typesFilePath = normalizePath(combinePaths(baseDirectory, typesFile));
if (state.traceEnabled) {
trace(state.host, Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, typesFile, typesFilePath);
}
const typesFilePath = tryReadFromField("typings") || tryReadFromField("types");
if (typesFilePath) {
return typesFilePath;
}
// Use the main module for inferring types if no types package specified and the allowJs is set
if (state.compilerOptions.allowJs && jsonContent.main && typeof jsonContent.main === "string") {
if (state.traceEnabled) {
@@ -173,6 +155,17 @@ namespace ts {
return undefined;
}
function readJson(path: string, host: ModuleResolutionHost): { typings?: string, types?: string, main?: string } {
try {
const jsonText = host.readFile(path);
return jsonText ? JSON.parse(jsonText) : {};
}
catch (e) {
// gracefully handle if readFile fails or returns not JSON
return {};
}
}
const typeReferenceExtensions = [".d.ts"];
function getEffectiveTypeRoots(options: CompilerOptions, host: ModuleResolutionHost) {
@@ -717,7 +710,7 @@ namespace ts {
}
function loadNodeModuleFromDirectory(extensions: string[], candidate: string, failedLookupLocation: string[], onlyRecordFailures: boolean, state: ModuleResolutionState): string {
const packageJsonPath = combinePaths(candidate, "package.json");
const packageJsonPath = pathToPackageJson(candidate);
const directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host);
if (directoryExists && state.host.fileExists(packageJsonPath)) {
if (state.traceEnabled) {
@@ -747,6 +740,10 @@ namespace ts {
return loadModuleFromFile(combinePaths(candidate, "index"), extensions, failedLookupLocation, !directoryExists, state);
}
function pathToPackageJson(directory: string): string {
return combinePaths(directory, "package.json");
}
function loadModuleFromNodeModulesFolder(moduleName: string, directory: string, failedLookupLocations: string[], state: ModuleResolutionState): string {
const nodeModulesFolder = combinePaths(directory, "node_modules");
const nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host);
@@ -1070,15 +1067,21 @@ namespace ts {
}
// Walk the primary type lookup locations
let result: string[] = [];
const result: string[] = [];
if (host.directoryExists && host.getDirectories) {
const typeRoots = getEffectiveTypeRoots(options, host);
if (typeRoots) {
for (const root of typeRoots) {
if (host.directoryExists(root)) {
for (const typeDirectivePath of host.getDirectories(root)) {
// Return just the type directive names
result = result.concat(getBaseFileName(normalizePath(typeDirectivePath)));
const normalized = normalizePath(typeDirectivePath);
const packageJsonPath = pathToPackageJson(combinePaths(root, normalized));
// tslint:disable-next-line:no-null-keyword
const isNotNeededPackage = host.fileExists(packageJsonPath) && readJson(packageJsonPath, host).typings === null;
if (!isNotNeededPackage) {
// Return just the type directive names
result.push(getBaseFileName(normalized));
}
}
}
}