# resolveRequiredPlaceholders abstract method

String resolveRequiredPlaceholders(

1. String text

)
inherited

Resolves `#{...}` placeholders in the input `text` using available properties.

Throws InvalidArgumentException if any placeholder is unresolved.

### Example:

    // If app.path is not defined, this will throw
    resolver.resolveRequiredPlaceholders('Path: #{app.path}');

## Implementation

    String resolveRequiredPlaceholders(String text);