resolveDefaults
Function
Common
fun resolveDefaults(style: TextStyle, direction: LayoutDirection) =
    TextStyle(
        spanStyle = resolveSpanStyleDefaults(style.spanStyle),
        paragraphStyle = resolveParagraphStyleDefaults(style.paragraphStyle, direction),
        platformStyle = style.platformStyle,
    )
Fills missing values in TextStyle with default values and resolve TextDirection.
This function will fill all null or TextUnit.Unspecified field with actual values.
Parameters
| style | a text style to be resolved | 
| direction | a layout direction to be used for resolving text layout direction algorithm | 
Returns
| resolved text style. | 
