extractFieldPath

Function: extractFieldPath()

function extractFieldPath(expr): FieldPath | null;

function extractFieldPath(expr): FieldPath | null;

Extracts the field path from a PropRef expression. Returns null for non-ref expressions.

BasicExpression

The expression to extract from

The field path array, or null

typescript

const field = extractFieldPath(someExpression)
// Returns: ['product', 'category']

const field = extractFieldPath(someExpression)
// Returns: ['product', 'category']

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