diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts index 7bdde91f286..1e309cdf488 100644 --- a/src/compiler/checker.ts +++ b/src/compiler/checker.ts @@ -751,6 +751,7 @@ namespace ts { // declaration is after usage, but it can still be legal if usage is deferred: // 1. inside a function // 2. inside an instance property initializer, a reference to a non-instance property + // 3. inside a static property initializer, a reference to a static method in the same class const container = getEnclosingBlockScopeContainer(declaration); return isUsedInFunctionOrInstanceProperty(usage, declaration, container); @@ -792,14 +793,22 @@ namespace ts { return true; } - const initializerOfInstanceProperty = current.parent && + const initializerOfProperty = current.parent && current.parent.kind === SyntaxKind.PropertyDeclaration && - (getModifierFlags(current.parent) & ModifierFlags.Static) === 0 && (current.parent).initializer === current; - if (initializerOfInstanceProperty) { - const isDeclarationInstanceProperty = declaration.kind === SyntaxKind.PropertyDeclaration && !(getModifierFlags(declaration) & ModifierFlags.Static); - return !isDeclarationInstanceProperty || getContainingClass(usage) !== getContainingClass(declaration); + if (initializerOfProperty) { + if (getModifierFlags(current.parent) & ModifierFlags.Static) { + if (declaration.kind === SyntaxKind.MethodDeclaration) { + return true; + } + } + else { + const isDeclarationInstanceProperty = declaration.kind === SyntaxKind.PropertyDeclaration && !(getModifierFlags(declaration) & ModifierFlags.Static); + if(!isDeclarationInstanceProperty || getContainingClass(usage) !== getContainingClass(declaration)) { + return true; + } + } } current = current.parent;