fix(pipeline): guard env-access CONFIGURES and throws sources against…

Makefile.cbm

@@ -447,6 +447,7 @@ TEST_REPRO_SRCS = \
     tests/repro/repro_issue363.c \
     tests/repro/repro_issue581.c \
     tests/repro/repro_issue787.c \
+    tests/repro/repro_issue842.c \
     tests/repro/repro_invariant_calls.c \
     tests/repro/repro_invariant_graph.c \
     tests/repro/repro_invariant_breadth.c \

src/pipeline/pass_definitions.c

@@ -425,6 +425,12 @@ static int create_env_configures_for_file(cbm_pipeline_ctx_t *ctx, const CBMFile
         const cbm_gbuf_node_t *src = NULL;
         if (ea->enclosing_func_qn && ea->enclosing_func_qn[0]) {
             src = cbm_gbuf_find_by_qn(ctx->gbuf, ea->enclosing_func_qn);
+            /* A class-level env access in a directory-module language carries
+             * the DIRECTORY module QN, which hits the shared Folder/Project
+             * node — attribute to this file's File node instead (#787, #842). */
+            if (cbm_pipeline_node_is_dir_container(src)) {
+                src = NULL;
+            }
         }
         if (!src) {
             if (!file_qn) {

src/pipeline/pass_parallel.c

@@ -2392,14 +2392,18 @@ static void resolve_file_usages(resolve_ctx_t *rc, resolve_worker_state_t *ws,
 
 /* Resolve throws/raises for one file. */
 static void resolve_file_throws(resolve_ctx_t *rc, resolve_worker_state_t *ws,
-                                CBMFileResult *result, const char *module_qn, const char **imp_keys,
-                                const char **imp_vals, int imp_count) {
+                                CBMFileResult *result, const char *rel, const char *module_qn,
+                                const char **imp_keys, const char **imp_vals, int imp_count) {
     for (int t = 0; t < result->throws.count; t++) {
         CBMThrow *thr = &result->throws.items[t];
         if (!thr->exception_name || !thr->enclosing_func_qn) {
             continue;
         }
-        const cbm_gbuf_node_t *src = cbm_gbuf_find_by_qn(rc->main_gbuf, thr->enclosing_func_qn);
+        /* find_source_node falls back to the per-file File node when the
+         * lookup lands on a shared Folder/Project node (#787, #842) — same
+         * guard resolve_file_calls/usages/rw already use. */
+        const cbm_gbuf_node_t *src =
+            find_source_node(rc->main_gbuf, rc->project_name, rel, thr->enclosing_func_qn);
         if (!src) {
             continue;
         }
@@ -2808,7 +2812,7 @@ static void resolve_worker(int worker_id, void *ctx_ptr) {
 
         /* ── THROWS / RAISES ───────────────────────────────────── */
         _ph_t0 = extract_now_ns();
-        resolve_file_throws(rc, ws, result, module_qn, imp_keys, imp_vals, imp_count);
+        resolve_file_throws(rc, ws, result, rel, module_qn, imp_keys, imp_vals, imp_count);
         atomic_fetch_add_explicit(&rc->time_ns_throws, extract_now_ns() - _ph_t0,
                                   memory_order_relaxed);