Method getTypeFromTypeNodeWorker

internal/checker/checker.go:22717–22804

(node *ast.Node)

}

func (c *Checker) getTypeFromTypeNodeWorker(node *ast.Node) *Type {
	switch node.Kind {
	case ast.KindAnyKeyword, ast.KindJSDocAllType:
		return c.anyType
	case ast.KindJSDocNonNullableType:
		return c.getTypeFromTypeNode(node.Type())
	case ast.KindJSDocNullableType:
		t := c.getTypeFromTypeNode(node.Type())
		if c.strictNullChecks {
			return c.getNullableType(t, TypeFlagsNull)
		} else {
			return t
		}
	case ast.KindJSDocVariadicType:
		return c.createArrayType(c.getTypeFromTypeNode(node.AsJSDocVariadicType().Type))
	case ast.KindJSDocOptionalType:
		return c.addOptionality(c.getTypeFromTypeNode(node.Type()))
	case ast.KindUnknownKeyword:
		return c.unknownType
	case ast.KindStringKeyword:
		return c.stringType
	case ast.KindNumberKeyword:
		return c.numberType
	case ast.KindBigIntKeyword:
		return c.bigintType
	case ast.KindBooleanKeyword:
		return c.booleanType
	case ast.KindSymbolKeyword:
		return c.esSymbolType
	case ast.KindVoidKeyword:
		return c.voidType
	case ast.KindUndefinedKeyword:
		return c.undefinedType
	case ast.KindNullKeyword:
		return c.nullType
	case ast.KindNeverKeyword:
		return c.neverType
	case ast.KindObjectKeyword:
		return c.nonPrimitiveType
	case ast.KindIntrinsicKeyword:
		return c.intrinsicMarkerType
	case ast.KindThisType, ast.KindThisKeyword:
		return c.getTypeFromThisTypeNode(node)
	case ast.KindLiteralType:
		return c.getTypeFromLiteralTypeNode(node)
	case ast.KindTypeReference, ast.KindExpressionWithTypeArguments:
		return c.getTypeFromTypeReference(node)
	case ast.KindTypePredicate:
		if node.AsTypePredicateNode().AssertsModifier != nil {
			return c.voidType
		}
		return c.booleanType
	case ast.KindTypeQuery:
		return c.getTypeFromTypeQueryNode(node)
	case ast.KindArrayType, ast.KindTupleType:
		return c.getTypeFromArrayOrTupleTypeNode(node)
	case ast.KindOptionalType:
		return c.getTypeFromOptionalTypeNode(node)