FromExpr (original) (raw)

scala.quoted.FromExpr

See theFromExpr companion object

A type class for types that can convert a quoted.Expr[T] to a T.

Converts expression containing literal values to their values:
- '{1} -> 1, '{2} -> 2, ...
- For all primitive types and String
Converts an expression that constructs a copy of its value.
- This expression must be some kind of data structure (Some, List, Either, ...)
- Calls to new X or X.apply can be lifted into its value
- Arguments of constructors can be recursively unlifted

Attributes

Companion

Source

Graph

Supertypes

Known subtypes

Return the value of the expression.

Returns None if the expression does not represent a value or possibly contains side effects. Otherwise returns the Some of the value.

Source

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