Addressed feedback.

Author: DanielRosenwasser

internal/compiler/module/cache.go

@@ -6,7 +6,6 @@ import (
 	"sync"
 
 	"github.com./microsoft/typescript-go/internal/ast"
-	"github.com./microsoft/typescript-go/internal/collections"
 	"github.com./microsoft/typescript-go/internal/compiler/packagejson"
 	"github.com./microsoft/typescript-go/internal/core"
 	"github.com./microsoft/typescript-go/internal/tspath"
@@ -19,7 +18,11 @@ type caches struct {
 	typeReferenceDirectiveCache                   *resolutionCache[*ResolvedTypeReferenceDirective]
 	packageJsonInfoCache                          *packagejson.InfoCache
 	resolvedTypeReferenceDirectiveLookupLocations map[*ResolvedTypeReferenceDirective]*LookupLocations
-	parsedPatternsCache                           map[*collections.OrderedMap[string, []string]]parsedPatterns
+
+	// Cached representation for `core.CompilerOptions.paths`.
+	// Doesn't handle other path patterns like in `typesVersions`.
+	parsedPatternsForPathsOnce sync.Once
+	parsedPatternsForPaths     *parsedPatterns
 }
 
 func newCaches(