[pitboss] phase 02: M2 — Python end-to-end excellence with all hardening baked in

src/dynamic/lang/mod.rs

@@ -0,0 +1,29 @@
+//! Per-language harness emitters.
+//!
+//! Each submodule implements `emit(spec) -> HarnessSource` for one language.
+//! The top-level [`emit`] function dispatches on `spec.lang`.
+
+pub mod python;
+
+use crate::dynamic::spec::HarnessSpec;
+use crate::evidence::UnsupportedReason;
+use crate::symbol::Lang;
+
+/// Generated harness source ready to write to disk.
+#[derive(Debug, Clone)]
+pub struct HarnessSource {
+    /// Harness source code as a UTF-8 string.
+    pub source: String,
+    /// Filename for the harness (e.g. `"harness.py"`).
+    pub filename: String,
+    /// Shell command to invoke the harness (relative to the workdir).
+    pub command: Vec<String>,
+}
+
+/// Dispatch to the appropriate language emitter.
+pub fn emit(spec: &HarnessSpec) -> Result<HarnessSource, UnsupportedReason> {
+    match spec.lang {
+        Lang::Python => python::emit(spec),
+        _ => Err(UnsupportedReason::LangUnsupported),
+    }
+}