Implement `to_syn` for groups containing simple text messages

finchie

Feb 11, 2024, 6:23 AM

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Dependencies

• [2] O77KA6C4 Create `fluent_embed` crate

Change contents

• replacement in fluent_embed/src/lib.rs at line 1
  [2.74]→[2.75:127](∅→∅)
  − use fluent_syntax::ast::{Entry, Message, Resource};
  [2.74]

  [2.127]
  + use fluent_syntax::ast::{Entry, Message, PatternElement, Resource};

  + use syn::parse_quote;
• replacement in fluent_embed/src/lib.rs at line 5
  [2.145]→[2.145:174](∅→∅)
  − enum GroupEntry<'resource> {
  [2.145]

  [2.174]
  + pub enum GroupEntry<'resource> {
• edit in fluent_embed/src/lib.rs at line 12
  [2.315]

  [2.315]
  + }

  +

  + impl<'resource> GroupEntry<'resource> {

  + fn to_syn(&self) -> syn::Expr {

  + match self {

  + Self::Message(message) => message.value.as_ref().map_or_else(

  + || parse_quote! { () },

  + |pattern| {

  + let parsed_patterns = pattern.elements.iter().map(match_pattern_element);

  + parse_quote! { #(#parsed_patterns)+* }

  + },

  + ),

  + }

  + }
• edit in fluent_embed/src/lib.rs at line 48
  [2.991]

  [2.991]
  + }

  +

  + // TODO: turn this into a well-formed `match expression`

  + pub fn to_syn(&self) -> Vec<syn::Expr> {

  + self.children

  + .iter()

  + .map(GroupEntry::to_syn)

  + .collect::<Vec<_>>()
• edit in fluent_embed/src/lib.rs at line 58
  [2.999]
  +

  + fn match_pattern_element<'resource>(

  + pattern_element: &'resource PatternElement<&'resource str>,

  + ) -> syn::Expr {

  + match pattern_element {

  + PatternElement::TextElement { value } => parse_quote! { #value },

  + _ => todo!(),

  + }

  + }
• edit in fluent_embed/examples/groups.rs at line 2
  [2.1082]

  [2.1082]
  + use quote::quote;
• edit in fluent_embed/examples/groups.rs at line 9
  [2.1244]

  [2.1244]
  + let syn_expressions = group

  + .to_syn()

  + .iter()

  + .map(|expr| quote! {#expr})

  + .collect::<Vec<_>>();
• replacement in fluent_embed/examples/groups.rs at line 15
  [2.1245]→[2.1245:1262](∅→∅)
  − dbg!(group);
  [2.1245]

  [2.1262]
  + dbg!(syn_expressions);