static void duk__push_module_object(duk_context *ctx, const char *id, duk_bool_t main) {
duk_push_object(ctx);
/* Set this as the main module, if requested */
if (main) {
duk_push_global_stash(ctx);
duk_dup(ctx, -2);
duk_put_prop_string(ctx, -2, "\xff" "mainModule");
duk_pop(ctx);
}
/* Node.js uses the canonicalized filename of a module for both module.id
* and module.filename. We have no concept of a file system here, so just
* use the module ID for both values.
*/
duk_push_string(ctx, id);
duk_dup(ctx, -1);
duk_put_prop_string(ctx, -3, "filename");
duk_put_prop_string(ctx, -2, "id");
/* module.exports = {} */
duk_push_object(ctx);
duk_put_prop_string(ctx, -2, "exports");
/* module.loaded = false */
duk_push_false(ctx);
duk_put_prop_string(ctx, -2, "loaded");
/* module.require */
duk__push_require_function(ctx, id);
duk_put_prop_string(ctx, -2, "require");
}
void duk_module_node_init(duk_context *ctx) {
/*
* Stack: [ ... options ] => [ ... ]
*/
duk_idx_t options_idx;
duk_require_object_coercible(ctx, -1); /* error before setting up requireCache */
options_idx = duk_require_normalize_index(ctx, -1);
/* Initialize the require cache to a fresh object. */
duk_push_global_stash(ctx);
duk_push_bare_object(ctx);
duk_put_prop_string(ctx, -2, "\xff" "requireCache");
duk_pop(ctx);
/* Stash callbacks for later use. User code can overwrite them later
* on directly by accessing the global stash.
*/
duk_push_global_stash(ctx);
duk_get_prop_string(ctx, options_idx, "resolve");
duk_require_function(ctx, -1);
duk_put_prop_string(ctx, -2, "\xff" "modResolve");
duk_get_prop_string(ctx, options_idx, "load");
duk_require_function(ctx, -1);
duk_put_prop_string(ctx, -2, "\xff" "modLoad");
duk_pop(ctx);
/* Stash main module. */
duk_push_global_stash(ctx);
duk_push_undefined(ctx);
duk_put_prop_string(ctx, -2, "\xff" "mainModule");
duk_pop(ctx);
/* register `require` as a global function. */
duk_push_global_object(ctx);
duk_push_string(ctx, "require");
duk__push_require_function(ctx, "");
duk_def_prop(ctx, -3, DUK_DEFPROP_HAVE_VALUE |
DUK_DEFPROP_SET_WRITABLE |
DUK_DEFPROP_SET_CONFIGURABLE);
duk_pop(ctx);
duk_pop(ctx); /* pop argument */
}
static void duk__push_module_object(duk_context *ctx, const char *id) {
duk_push_object(ctx);
/* Node.js uses the canonicalized filename of a module for both module.id
* and module.filename. We have no concept of a file system here, so just
* use the module ID for both values.
*/
duk_push_string(ctx, id);
duk_dup(ctx, -1);
duk_put_prop_string(ctx, -3, "filename");
duk_put_prop_string(ctx, -2, "id");
/* module.exports = {} */
duk_push_object(ctx);
duk_put_prop_string(ctx, -2, "exports");
/* module.loaded = false */
duk_push_false(ctx);
duk_put_prop_string(ctx, -2, "loaded");
/* module.require */
duk__push_require_function(ctx, id);
duk_put_prop_string(ctx, -2, "require");
}
