Whistle Transpiler

About the tool

The Whistle data transformation language is a mapping language developed by Google used to convert healthcare data from one schema to another.

The Protocol Buffers-based representation of Whistle acts as an intermediate representation of the Whistle code and is used by the mapping engine to transform the data.

This tool allows you to transpile Whistle code to Protocol Buffers online.


The Whistle code to transpile.
Press Transpile to see the result.

See also

Made by Anton Vasetenkov.

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