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Share module resolution cache among different program

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This commit is contained in:
Sheetal Nandi
2019-04-24 12:38:25 -07:00
parent 3264b64f08
commit 93b958e0ea
3 changed files with 57 additions and 4 deletions
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21
src/compiler/moduleNameResolver.ts
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@@ -421,6 +421,7 @@ namespace ts {
*/
export interface ModuleResolutionCache extends NonRelativeModuleNameResolutionCache {
getOrCreateCacheForDirectory(directoryName: string, redirectedReference?: ResolvedProjectReference): Map<ResolvedModuleWithFailedLookupLocations>;
/*@internal*/ directoryToModuleNameMap: CacheWithRedirects<Map<ResolvedModuleWithFailedLookupLocations>>;
}
/**
@@ -429,6 +430,7 @@ namespace ts {
*/
export interface NonRelativeModuleNameResolutionCache {
getOrCreateCacheForModuleName(nonRelativeModuleName: string, redirectedReference?: ResolvedProjectReference): PerModuleNameCache;
/*@internal*/ moduleNameToDirectoryMap: CacheWithRedirects<PerModuleNameCache>;
}
export interface PerModuleNameCache {
@@ -445,25 +447,38 @@ namespace ts {
);
}
/*@internal*/
export interface CacheWithRedirects<T> {
ownMap: Map<T>;
redirectsMap: Map<Map<T>>;
getOrCreateMapOfCacheRedirects(redirectedReference: ResolvedProjectReference | undefined): Map<T>;
clear(): void;
setOwnOptions(newOptions: CompilerOptions): void;
setOwnMap(newOwnMap: Map<T>): void;
}
/*@internal*/
export function createCacheWithRedirects<T>(options?: CompilerOptions): CacheWithRedirects<T> {
const ownMap: Map<T> = createMap();
let ownMap: Map<T> = createMap();
const redirectsMap: Map<Map<T>> = createMap();
return {
ownMap,
redirectsMap,
getOrCreateMapOfCacheRedirects,
clear
clear,
setOwnOptions,
setOwnMap
};
function setOwnOptions(newOptions: CompilerOptions) {
options = newOptions;
}
function setOwnMap(newOwnMap: Map<T>) {
ownMap = newOwnMap;
}
function getOrCreateMapOfCacheRedirects(redirectedReference: ResolvedProjectReference | undefined) {
if (!redirectedReference) {
return ownMap;
@@ -491,7 +506,7 @@ namespace ts {
currentDirectory: string,
getCanonicalFileName: GetCanonicalFileName): ModuleResolutionCache {
return { getOrCreateCacheForDirectory, getOrCreateCacheForModuleName };
return { getOrCreateCacheForDirectory, getOrCreateCacheForModuleName, directoryToModuleNameMap, moduleNameToDirectoryMap };
function getOrCreateCacheForDirectory(directoryName: string, redirectedReference?: ResolvedProjectReference) {
const path = toPath(directoryName, currentDirectory, getCanonicalFileName);