Add special handling for identifiers which consist entirely of _ char… #141

Job	Run time
Examples - Normal	5m 42s
Examples - SWC	6m 13s
Testing exports integrity	1m 51s
Validating dev-tests (esm)	1m 34s
🧹 Prettier Check	1m 57s
Validating dev-tests (cjs)	1m 50s
Build and Unit Test SWC Plugin	4m 39s
Linting Check / eslint	1m 42s
Unit Test on Node ${{ matrix.node_version }} (${{ matrix.os }}) and GraphQL v${{ matrix.graphql_version }}	0s
	25m 28s

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