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feat: Added functions to get access to module exports

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This commit is contained in:
Guilherme Bernal 2024-01-18 07:26:37 -08:00 committed by Saúl Ibarra Corretgé
parent e995085d0c
commit 6868fb9e25
2 changed files with 43 additions and 7 deletions
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33
quickjs.c
View file

@ -25275,7 +25275,7 @@ static int add_req_module_entry(JSContext *ctx, JSModuleDef *m,
return i;
}
static JSExportEntry *find_export_entry(JSContext *ctx, JSModuleDef *m,
static JSExportEntry *find_export_entry(JSContext *ctx, const JSModuleDef *m,
JSAtom export_name)
{
JSExportEntry *me;
@ -34394,6 +34394,37 @@ int JS_SetModuleExportList(JSContext *ctx, JSModuleDef *m,
return 0;
}
JSValue JS_GetModuleExport(JSContext *ctx, const JSModuleDef *m, const char *export_name) {
JSExportEntry *me;
JSAtom name;
name = JS_NewAtom(ctx, export_name);
if (name == JS_ATOM_NULL)
goto fail;
me = find_export_entry(ctx, m, name);
JS_FreeAtom(ctx, name);
if (!me)
goto fail;
return JS_DupValue(ctx, me->u.local.var_ref->value);
fail:
return JS_UNDEFINED;
}
int JS_CountModuleExport(JSContext *ctx, const JSModuleDef *m) {
return m->export_entries_count;
}
JSAtom JS_GetModuleExportName(JSContext *ctx, const JSModuleDef *m, int idx) {
if (idx >= m->export_entries_count || idx < 0)
return JS_ATOM_NULL;
return JS_DupAtom(ctx, m->export_entries[idx].export_name);
}
JSValue JS_GetModuleExportValue(JSContext *ctx, const JSModuleDef *m, int idx) {
if (idx >= m->export_entries_count || idx < 0)
return JS_UNDEFINED;
return JS_DupValue(ctx, m->export_entries[idx].u.local.var_ref->value);
}
/* Note: 'func_obj' is not necessarily a constructor */
static void JS_SetConstructor2(JSContext *ctx,
JSValue func_obj,

5
quickjs.h
View file

@ -966,6 +966,11 @@ JS_EXTERN int JS_SetModuleExport(JSContext *ctx, JSModuleDef *m, const char *exp
JSValue val);
JS_EXTERN int JS_SetModuleExportList(JSContext *ctx, JSModuleDef *m,
const JSCFunctionListEntry *tab, int len);
/* can only be called after the module is initialized */
JS_EXTERN JSValue JS_GetModuleExport(JSContext *ctx, const JSModuleDef *m, const char *export_name);
JS_EXTERN int JS_CountModuleExport(JSContext *ctx, const JSModuleDef *m);
JS_EXTERN JSAtom JS_GetModuleExportName(JSContext *ctx, const JSModuleDef *m, int idx);
JS_EXTERN JSValue JS_GetModuleExportValue(JSContext *ctx, const JSModuleDef *m, int idx);
/* Promise */