[BUG] Invalid identifier allowed as record field name

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#267 1 comment 0 reactions 1 assignee View on GitHub

@JordanBoltonMN is already working on this.

Since Jul 20, 2021.

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Description

bug

Expected behavior
To align with Query Editor's behavior, in [1.=true], "1." should be rejected as an invalid identifier.

image

Actual behavior
The parser (as tested in VSCode using the Power Query / M Language extension) accepts the above as valid M.

Additional context
https://github.com/MicrosoftDocs/powerquery-docs/issues/30 discusses the grammar for a generalized identifier.

Dominant language
TypeScript
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