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Miscellaneous code cleanup relating to module resolution (#28092)

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* Miscellaneous code cleanup relating to module resolution

* Revert if condition
This commit is contained in:
Andy
2018-10-30 10:15:01 -07:00
committed by GitHub
parent 7c515bf6e8
commit acc34bd95d
3 changed files with 28 additions and 52 deletions
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64
src/server/project.ts
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@@ -795,41 +795,6 @@ namespace ts.server {
}
}
/* @internal */
private extractUnresolvedImportsFromSourceFile(file: SourceFile, ambientModules: string[]): ReadonlyArray<string> {
const cached = this.cachedUnresolvedImportsPerFile.get(file.path);
if (cached) {
// found cached result, return
return cached;
}
let unresolvedImports: string[] | undefined;
if (file.resolvedModules) {
file.resolvedModules.forEach((resolvedModule, name) => {
// pick unresolved non-relative names
if (!resolvedModule && !isExternalModuleNameRelative(name) && !isAmbientlyDeclaredModule(name)) {
// for non-scoped names extract part up-to the first slash
// for scoped names - extract up to the second slash
let trimmed = name.trim();
let i = trimmed.indexOf("/");
if (i !== -1 && trimmed.charCodeAt(0) === CharacterCodes.at) {
i = trimmed.indexOf("/", i + 1);
}
if (i !== -1) {
trimmed = trimmed.substr(0, i);
}
(unresolvedImports || (unresolvedImports = [])).push(trimmed);
}
});
}
this.cachedUnresolvedImportsPerFile.set(file.path, unresolvedImports || emptyArray);
return unresolvedImports || emptyArray;
function isAmbientlyDeclaredModule(name: string) {
return ambientModules.some(m => m === name);
}
}
/* @internal */
onFileAddedOrRemoved() {
this.hasAddedorRemovedFiles = true;
@@ -863,15 +828,7 @@ namespace ts.server {
// (can reuse cached imports for files that were not changed)
// 4. compilation settings were changed in the way that might affect module resolution - drop all caches and collect all data from the scratch
if (hasNewProgram || changedFiles.length) {
let result: string[] | undefined;
const ambientModules = this.program.getTypeChecker().getAmbientModules().map(mod => stripQuotes(mod.getName()));
for (const sourceFile of this.program.getSourceFiles()) {
const unResolved = this.extractUnresolvedImportsFromSourceFile(sourceFile, ambientModules);
if (unResolved !== emptyArray) {
(result || (result = [])).push(...unResolved);
}
}
this.lastCachedUnresolvedImportsList = result ? sortAndDeduplicate(result) : emptyArray;
this.lastCachedUnresolvedImportsList = getUnresolvedImports(this.program, this.cachedUnresolvedImportsPerFile);
}
this.projectService.typingsCache.enqueueInstallTypingsForProject(this, this.lastCachedUnresolvedImportsList, hasAddedorRemovedFiles);
@@ -1218,6 +1175,25 @@ namespace ts.server {
}
}
function getUnresolvedImports(program: Program, cachedUnresolvedImportsPerFile: Map<ReadonlyArray<string>>): SortedReadonlyArray<string> {
const ambientModules = program.getTypeChecker().getAmbientModules().map(mod => stripQuotes(mod.getName()));
return sortAndDeduplicate(flatMap(program.getSourceFiles(), sourceFile =>
extractUnresolvedImportsFromSourceFile(sourceFile, ambientModules, cachedUnresolvedImportsPerFile)));
}
function extractUnresolvedImportsFromSourceFile(file: SourceFile, ambientModules: ReadonlyArray<string>, cachedUnresolvedImportsPerFile: Map<ReadonlyArray<string>>): ReadonlyArray<string> {
return getOrUpdate(cachedUnresolvedImportsPerFile, file.path, () => {
if (!file.resolvedModules) return emptyArray;
let unresolvedImports: string[] | undefined;
file.resolvedModules.forEach((resolvedModule, name) => {
// pick unresolved non-relative names
if (!resolvedModule && !isExternalModuleNameRelative(name) && !ambientModules.some(m => m === name)) {
unresolvedImports = append(unresolvedImports, parsePackageName(name).packageName);
}
});
return unresolvedImports || emptyArray;
});
}
/**
* If a file is opened and no tsconfig (or jsconfig) is found,
* the file and its imports/references are put into an InferredProject.