Unify `fluent_embed` macro API as `localize()`

finchie

Feb 18, 2024, 12:28 AM

5FIVUZYFLOZ2CCH4GCOQQZFL3GDEB23VJ7J6YUXQDZQEAQDB76DQC

Dependencies

• [2] OCR4YRQ2 Parse group from fluent file specified by macro attribute
• [3] QSK7JRBA Add simple `attribute_path` function
• [4] XGNME3WR Move `Group::derive_enum` to new `crate::parse_macro` module
• [5] UOMQT7LT Add support for cardinal CLDR plural selectors
• [6] D652S2N3 Rename `parse` module to `parse_fluent`
• [7] 5TEX4MNU Split `fluent_embed` into `group` and `parse` modules
• [8] HJMYJDC7 Simplify `fluent_embed::group` module
• [*] O77KA6C4 Create `fluent_embed` crate

Change contents

• edit in fluent_embed/src/parse_macro.rs at line 5
  [3.103]

  [3.103]
  + use proc_macro2::TokenStream;
• edit in fluent_embed/src/parse_macro.rs at line 7
  [3.137]

  [3.137]
  + use syn::punctuated::Punctuated;
• replacement in fluent_embed/src/parse_macro.rs at line 12
  [3.199]→[3.199:397](∅→∅)
  − enum_data: syn::DataEnum,

  − ) -> proc_macro2::TokenStream {

  − let mut idents = Vec::with_capacity(enum_data.variants.len());

  − let mut messages = Vec::with_capacity(enum_data.variants.len());
  [3.199]

  [3.397]
  + variants: Punctuated<syn::Variant, syn::token::Comma>,

  + ) -> TokenStream {

  + let mut idents = Vec::with_capacity(variants.len());

  + let mut messages = Vec::with_capacity(variants.len());
• replacement in fluent_embed/src/parse_macro.rs at line 17
  [3.398]→[3.398:438](∅→∅)
  − for variant in enum_data.variants {
  [3.398]

  [3.438]
  + for variant in variants {
• replacement in fluent_embed/src/parse_macro.rs at line 55
  [3.45]→[2.0:62](∅→∅),[2.62]→[3.107:258](∅→∅),[3.107]→[3.107:258](∅→∅)
  − pub fn attribute_groups(attribute: syn::Attribute) -> Group {

  − match attribute.meta {

  − syn::Meta::List(list_data) => {

  − let path_literal: syn::LitStr = syn::parse2(list_data.tokens).unwrap();
  [3.45]

  [2.63]
  + pub fn attribute_groups(path_literal: syn::LitStr) -> Group {

  + // Read the fluent file at the given path

  + let manifest_root = std::env::var("CARGO_MANIFEST_DIR").unwrap();

  + let resource_path = PathBuf::from(manifest_root).join(path_literal.value());

  + let fluent_contents = std::fs::read_to_string(resource_path).unwrap();
• replacement in fluent_embed/src/parse_macro.rs at line 61
  [2.64]→[2.64:368](∅→∅)
  − // Read the fluent file at the given path

  − let manifest_root = std::env::var("CARGO_MANIFEST_DIR").unwrap();

  − let resource_path = PathBuf::from(manifest_root).join(path_literal.value());

  − let fluent_contents = std::fs::read_to_string(resource_path).unwrap();
  [2.64]

  [2.368]
  + // Parse the file into a `Group`

  + let resource = fluent_syntax::parser::parse(fluent_contents).unwrap();

  + let group = Group::from_resource(resource);
• replacement in fluent_embed/src/parse_macro.rs at line 65
  [2.369]→[2.369:553](∅→∅)
  − // Parse the file into a `Group`

  − let resource = fluent_syntax::parser::parse(fluent_contents).unwrap();

  − let group = Group::from_resource(resource);
  [2.369]

  [3.327]
  + group

  + }
• replacement in fluent_embed/src/parse_macro.rs at line 68
  [3.328]→[2.554:572](∅→∅),[3.461]→[3.1589:1599](∅→∅),[2.572]→[3.1589:1599](∅→∅),[3.1589]→[3.1589:1599](∅→∅),[3.1599]→[3.462:545](∅→∅),[3.545]→[3.1599:1605](∅→∅),[3.1599]→[3.1599:1605](∅→∅)
  − group

  − }

  − syn::Meta::Path(_) => todo!(),

  − syn::Meta::NameValue(_) => todo!(),

  − }
  [3.328]

  [3.1605]
  + pub fn localize(

  + path: syn::LitStr,

  + ident: syn::Ident,

  + variants: Punctuated<syn::Variant, syn::token::Comma>,

  + ) -> TokenStream {

  + let group = attribute_groups(path);

  + derive_enum(group, ident, variants)
• replacement in fluent_embed/src/lib.rs at line 5
  [3.1387]→[3.3487:3509](∅→∅),[3.3509]→[2.573:627](∅→∅)
  − pub use group::Group;

  − pub use parse_macro::{attribute_groups, derive_enum};
  [3.1387]
  + pub use parse_macro::localize;