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58 lines
1.9 KiB
Rust
58 lines
1.9 KiB
Rust
// DCR — Cargo-like C/C++ project manager.
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//
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// Copyright (C) 2026 Dexoron (Bezotechestvo Vladimir) <main@dexoron.su>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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pub mod asm;
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pub mod c;
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pub mod cxx;
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pub mod llvm_ir;
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pub trait Language {
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fn id(&self) -> &'static str;
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fn extensions(&self) -> &'static [&'static str];
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fn matches_token(&self, token: &str) -> bool;
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}
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pub fn languages() -> [&'static dyn Language; 4] {
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[&c::C, &cxx::Cxx, &asm::Asm, &llvm_ir::LlvmIr]
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}
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pub fn language_for_token(token: &str) -> Option<&'static dyn Language> {
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languages().into_iter().find(|l| l.matches_token(token))
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn tokens_resolve_to_languages() {
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assert_eq!(language_for_token("c").unwrap().id(), "c");
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assert_eq!(language_for_token("c++").unwrap().id(), "cxx");
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assert_eq!(language_for_token("cpp").unwrap().id(), "cxx");
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assert_eq!(language_for_token("cxx").unwrap().id(), "cxx");
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assert_eq!(language_for_token("asm").unwrap().id(), "asm");
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assert!(language_for_token("rust").is_none());
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}
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#[test]
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fn languages_expose_expected_extensions() {
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assert_eq!(c::C.extensions(), &["c"]);
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assert_eq!(cxx::Cxx.extensions(), &["cpp", "cxx", "cc"]);
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assert_eq!(asm::Asm.extensions(), &["s", "S", "asm"]);
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}
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}
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