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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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45
quickjs.c
View file

@ -5571,7 +5571,7 @@ static void mark_children(JSRuntime *rt, JSGCObjectHeader *gp,
for (i = 0; i < b->ic->count; i++) {
shapes = &b->ic->cache[i].shape;
for (shape = *shapes; shape != endof(*shapes); shape++)
if (*shape)
if (*shape)
mark_func(rt, &(*shape)->header);
}
}
@ -7217,8 +7217,8 @@ JSValue JS_GetPropertyInternal(JSContext *ctx, JSValue obj,
static JSValue JS_GetPropertyInternalWithIC(JSContext *ctx, JSValue obj,
JSAtom prop, JSValue this_obj,
JSInlineCache *ic, int32_t offset,
BOOL throw_ref_error)
JSInlineCache *ic, int32_t offset,
BOOL throw_ref_error)
{
uint32_t tag;
JSObject *p;
@ -7230,7 +7230,7 @@ static JSValue JS_GetPropertyInternalWithIC(JSContext *ctx, JSValue obj,
if (likely(offset >= 0))
return js_dup(p->prop[offset].u.value);
slow_path:
return JS_GetPropertyInternal2(ctx, obj, prop, this_obj, ic, throw_ref_error);
return JS_GetPropertyInternal2(ctx, obj, prop, this_obj, ic, throw_ref_error);
}
static JSValue JS_ThrowTypeErrorPrivateNotFound(JSContext *ctx, JSAtom atom)
@ -15718,7 +15718,7 @@ static JSValue JS_CallInternal(JSContext *caller_ctx, JSValue func_obj,
}
BREAK;
CASE(OP_get_field_ic):
CASE(OP_get_field_ic):
{
JSValue val;
JSAtom atom;
@ -15801,7 +15801,7 @@ static JSValue JS_CallInternal(JSContext *caller_ctx, JSValue func_obj,
atom = get_ic_atom(ic, ic_offset);
pc += 4;
ret = JS_SetPropertyInternalWithIC(ctx, sp[-2], atom, sp[-1], JS_PROP_THROW_STRICT, ic, ic_offset);
ic->updated = FALSE;
ic->updated = FALSE;
JS_FreeValue(ctx, sp[-2]);
sp -= 2;
if (unlikely(ret < 0))
@ -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 */