Function binding_set_edge

src/cypher/cypher.c:2482–2497

Set an edge variable in a binding */

/* Set an edge variable in a binding */
static void binding_set_edge(binding_t *b, const char *var, const cbm_edge_t *edge) {
    /* Check existing — free old fields first */
    for (int i = 0; i < b->edge_var_count; i++) {
        if (strcmp(b->edge_var_names[i], var) == 0) {
            edge_fields_free(&b->edge_vars[i]);
            edge_deep_copy(&b->edge_vars[i], edge);
            return;
        }
    }
    if (b->edge_var_count >= CYP_MAX_EDGE_VARS) {
        return;
    }
    b->edge_var_names[b->edge_var_count] = var; /* not owned — points to AST string */
    edge_deep_copy(&b->edge_vars[b->edge_var_count], edge);
    b->edge_var_count++;
}

/* Free all deep-copied nodes and edges in a binding */
static void binding_free(binding_t *b) {