Function instantiateSymbol

test/fixtures/snapshot/typescript.js:63373–63401

(symbol, mapper)

            return result;
        }
        function instantiateSymbol(symbol, mapper) {
            var links = getSymbolLinks(symbol);
            if (links.type && !couldContainTypeVariables(links.type)) {
                // If the type of the symbol is already resolved, and if that type could not possibly
                // be affected by instantiation, simply return the symbol itself.
                return symbol;
            }
            if (ts.getCheckFlags(symbol) & 1 /* CheckFlags.Instantiated */) {
                // If symbol being instantiated is itself a instantiation, fetch the original target and combine the
                // type mappers. This ensures that original type identities are properly preserved and that aliases
                // always reference a non-aliases.
                symbol = links.target;
                mapper = combineTypeMappers(links.mapper, mapper);
            }
            // Keep the flags from the symbol we're instantiating.  Mark that is instantiated, and
            // also transient so that we can just store data on it directly.
            var result = createSymbol(symbol.flags, symbol.escapedName, 1 /* CheckFlags.Instantiated */ | ts.getCheckFlags(symbol) & (8 /* CheckFlags.Readonly */ | 4096 /* CheckFlags.Late */ | 16384 /* CheckFlags.OptionalParameter */ | 32768 /* CheckFlags.RestParameter */));
            result.declarations = symbol.declarations;
            result.parent = symbol.parent;
            result.target = symbol;
            result.mapper = mapper;
            if (symbol.valueDeclaration) {
                result.valueDeclaration = symbol.valueDeclaration;
            }
            if (links.nameType) {
                result.nameType = links.nameType;
            }
            return result;
        }
        function getObjectTypeInstantiation(type, mapper, aliasSymbol, aliasTypeArguments) {
            var declaration = type.objectFlags & 4 /* ObjectFlags.Reference */ ? type.node :
                type.objectFlags & 8388608 /* ObjectFlags.InstantiationExpressionType */ ? type.node :