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Switch to paths-like pattern matching

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This commit is contained in:
Ron Buckton
2018-08-27 12:06:45 -07:00
parent b9afdadf71
commit dc5cd9676b
38 changed files with 877 additions and 359 deletions
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63
src/services/pathCompletions.ts
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@@ -107,24 +107,10 @@ namespace ts.Completions.PathCompletions {
// const absolutePath = normalizeAndPreserveTrailingSlash(isRootedDiskPath(fragment) ? fragment : combinePaths(scriptPath, fragment)); // TODO(rbuckton): should use resolvePaths
const absolutePath = resolvePath(scriptPath, fragment);
let baseDirectory = hasTrailingDirectorySeparator(absolutePath) ? absolutePath : getDirectoryPath(absolutePath);
const baseDirectory = hasTrailingDirectorySeparator(absolutePath) ? absolutePath : getDirectoryPath(absolutePath);
const ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames());
if (tryDirectoryExists(host, baseDirectory)) {
// check for a version redirect
const packageJsonPath = findPackageJson(baseDirectory, host);
if (packageJsonPath) {
const packageJson = readJson(packageJsonPath, host as { readFile: (filename: string) => string | undefined });
const typesVersions = (packageJson as any).typesVersions;
if (typeof typesVersions === "object") {
const result = getPackageJsonTypesVersionsOverride(typesVersions);
const versionPath = result && result.directory;
if (versionPath) {
baseDirectory = resolvePath(baseDirectory, versionPath);
}
}
}
// Enumerate the available files if possible
const files = tryReadDirectory(host, baseDirectory, extensions, /*exclude*/ undefined, /*include*/ ["./*"]);
@@ -165,11 +151,41 @@ namespace ts.Completions.PathCompletions {
}
}
}
// check for a version redirect
const packageJsonPath = findPackageJson(baseDirectory, host);
if (packageJsonPath) {
const packageJson = readJson(packageJsonPath, host as { readFile: (filename: string) => string | undefined });
const typesVersions = (packageJson as any).typesVersions;
if (typeof typesVersions === "object") {
const versionResult = getPackageJsonTypesVersionsPaths(typesVersions);
const versionPaths = versionResult && versionResult.paths;
const rest = absolutePath.slice(ensureTrailingDirectorySeparator(baseDirectory).length);
if (versionPaths) {
addCompletionEntriesFromPaths(result, rest, baseDirectory, extensions, versionPaths, host);
}
}
}
}
return result;
}
function addCompletionEntriesFromPaths(result: NameAndKind[], fragment: string, baseDirectory: string, fileExtensions: ReadonlyArray<string>, paths: MapLike<string[]>, host: LanguageServiceHost) {
for (const path in paths) {
if (!hasProperty(paths, path)) continue;
const patterns = paths[path];
if (patterns) {
for (const { name, kind } of getCompletionsForPathMapping(path, patterns, fragment, baseDirectory, fileExtensions, host)) {
// Path mappings may provide a duplicate way to get to something we've already added, so don't add again.
if (!result.some(entry => entry.name === name)) {
result.push(nameAndKind(name, kind));
}
}
}
}
}
/**
* Check all of the declared modules and those in node modules. Possible sources of modules:
* Modules that are found by the type checker
@@ -185,19 +201,10 @@ namespace ts.Completions.PathCompletions {
const fileExtensions = getSupportedExtensionsForModuleResolution(compilerOptions);
if (baseUrl) {
const projectDir = compilerOptions.project || host.getCurrentDirectory();
const absolute = isRootedDiskPath(baseUrl) ? baseUrl : combinePaths(projectDir, baseUrl);
getCompletionEntriesForDirectoryFragment(fragment, normalizePath(absolute), fileExtensions, /*includeExtensions*/ false, host, /*exclude*/ undefined, result);
for (const path in paths!) {
const patterns = paths![path];
if (paths!.hasOwnProperty(path) && patterns) {
for (const { name, kind } of getCompletionsForPathMapping(path, patterns, fragment, baseUrl, fileExtensions, host)) {
// Path mappings may provide a duplicate way to get to something we've already added, so don't add again.
if (!result.some(entry => entry.name === name)) {
result.push(nameAndKind(name, kind));
}
}
}
const absolute = normalizePath(combinePaths(projectDir, baseUrl));
getCompletionEntriesForDirectoryFragment(fragment, absolute, fileExtensions, /*includeExtensions*/ false, host, /*exclude*/ undefined, result);
if (paths) {
addCompletionEntriesFromPaths(result, fragment, absolute, fileExtensions, paths, host);
}
}