| 5 | use crate::context::Context; |
| 6 | |
| 7 | pub fn table(input: DeriveInput) -> Result<TokenStream> { |
| 8 | // Create context for generating expressions |
| 9 | let context = Context::new(&input)?; |
| 10 | |
| 11 | // Used in the quasi-quotation below as `#name` |
| 12 | let name = context.container.name; |
| 13 | |
| 14 | // Fetch cli_table crate name |
| 15 | let cli_table = &context.container.crate_name; |
| 16 | |
| 17 | // Split a type's generics into the pieces required for implementing a trait for that type |
| 18 | let (impl_generics, ty_generics, where_clause) = input.generics.split_for_impl(); |
| 19 | |
| 20 | let mut field_titles = Vec::new(); |
| 21 | let mut field_rows = Vec::new(); |
| 22 | |
| 23 | for field in context.fields.into_iter() { |
| 24 | field_titles.push(field.title); |
| 25 | |
| 26 | let ident = field.ident; |
| 27 | let justify = field.justify; |
| 28 | let align = field.align; |
| 29 | let color = field.color; |
| 30 | let bold = field.bold; |
| 31 | let display_fn = field.display_fn; |
| 32 | let customize_fn = field.customize_fn; |
| 33 | let span = field.span; |
| 34 | |
| 35 | let cell = match display_fn { |
| 36 | None => quote_spanned! {span=> |
| 37 | &self. #ident |
| 38 | }, |
| 39 | Some(display_fn) => { |
| 40 | let span = display_fn.span(); |
| 41 | quote_spanned! {span=> |
| 42 | #display_fn (&self. #ident) |
| 43 | } |
| 44 | } |
| 45 | }; |
| 46 | |
| 47 | let mut row = quote_spanned! {span=> |
| 48 | #cli_table ::Cell::cell(#cell) |
| 49 | }; |
| 50 | |
| 51 | if let Some(justify) = justify { |
| 52 | row = quote_spanned! {span=> |
| 53 | #row .justify(#justify) |
| 54 | }; |
| 55 | } |
| 56 | |
| 57 | if let Some(align) = align { |
| 58 | row = quote_spanned! {span=> |
| 59 | #row .align(#align) |
| 60 | }; |
| 61 | } |
| 62 | |
| 63 | if let Some(color) = color { |
| 64 | row = quote_spanned! {span=> |