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Make all of the File.* operations async.

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git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@3675 ed5197a5-7fde-0310-b194-c3ffbd925b24
This commit is contained in:
Cory McWilliams 2021-10-28 00:53:16 +00:00
parent 77ec1a0b2e
commit 21ba7cb02c
2 changed files with 109 additions and 65 deletions
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139
src/file.js.c
View File

@ -15,7 +15,7 @@
#endif
static JSValue _file_make_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSValue _file_read_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSValue _file_remove_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSValue _file_read_file(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSValue _file_rename_file(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
static JSValue _file_stat(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv);
@ -39,13 +39,11 @@ void tf_file_register(JSContext* context)
JS_SetPropertyStr(context, global, "File", file);
JS_SetPropertyStr(context, file, "readFile", JS_NewCFunction(context, _file_read_file, "readFile", 1));
JS_SetPropertyStr(context, file, "writeFile", JS_NewCFunction(context, _file_write_file, "writeFile", 2));
/* TODO: async */
JS_SetPropertyStr(context, file, "makeDirectory", JS_NewCFunction(context, _file_make_directory, "makeDirectory", 1));
JS_SetPropertyStr(context, file, "readDirectory", JS_NewCFunction(context, _file_read_directory, "readDirectory", 1));
JS_SetPropertyStr(context, file, "removeDirectory", JS_NewCFunction(context, _file_remove_directory, "removeDirectory", 1));
JS_SetPropertyStr(context, file, "unlinkFile", JS_NewCFunction(context, _file_unlink_file, "unlinkFile", 1));
JS_SetPropertyStr(context, file, "renameFile", JS_NewCFunction(context, _file_rename_file, "renameFile", 2));
JS_SetPropertyStr(context, file, "stat", JS_NewCFunction(context, _file_stat, "stat", 1));
JS_SetPropertyStr(context, file, "unlinkFile", JS_NewCFunction(context, _file_unlink_file, "unlinkFile", 1));
JS_FreeValue(context, global);
}
@ -204,7 +202,7 @@ static JSValue _file_write_file(JSContext* context, JSValueConst this_val, int a
JS_FreeCString(context, (const char*)buffer);
}
int result = uv_fs_open(tf_task_get_loop(task), req, file_name, UV_FS_O_CREAT | UV_FS_O_WRONLY, 0755, _file_write_open_callback);
int result = uv_fs_open(tf_task_get_loop(task), req, file_name, UV_FS_O_CREAT | UV_FS_O_WRONLY, 0644, _file_write_open_callback);
if (result < 0)
{
tf_task_reject_promise(task, promise, JS_ThrowInternalError(context, uv_strerror(result)));
@ -213,63 +211,63 @@ static JSValue _file_write_file(JSContext* context, JSValueConst this_val, int a
return promise_value;
}
static void _file_async_callback(uv_fs_t* req)
{
uv_fs_req_cleanup(req);
tf_task_t* task = req->loop->data;
JSContext* context = tf_task_get_context(task);
promiseid_t promise = (promiseid_t)(intptr_t)req->data;
if (req->result == 0)
{
tf_task_resolve_promise(task, promise, JS_NewInt32(context, req->result));
}
else
{
tf_task_reject_promise(task, promise, JS_NewInt32(context, req->result));
}
free(req);
}
static JSValue _file_rename_file(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
void* task = JS_GetContextOpaque(context);
const char* oldName = JS_ToCString(context, argv[0]);
const char* newName = JS_ToCString(context, argv[1]);
uv_fs_t req;
int result = uv_fs_rename(tf_task_get_loop(task), &req, oldName, newName, 0);
JS_FreeCString(context, oldName);
JS_FreeCString(context, newName);
return JS_NewInt32(context, result);
const char* old_name = JS_ToCString(context, argv[0]);
const char* new_name = JS_ToCString(context, argv[1]);
promiseid_t promise = tf_task_allocate_promise(task);
JSValue promise_value = tf_task_get_promise(task, promise);
uv_fs_t* req = malloc(sizeof(uv_fs_t));
*req = (uv_fs_t)
{
.data = (void*)(intptr_t)promise,
};
int result = uv_fs_rename(tf_task_get_loop(task), req, old_name, new_name,_file_async_callback);
JS_FreeCString(context, old_name);
JS_FreeCString(context, new_name);
if (result < 0)
{
tf_task_reject_promise(task, promise, JS_NewInt32(context, result));
}
return promise_value;
}
static JSValue _file_unlink_file(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
void* task = JS_GetContextOpaque(context);
const char* fileName = JS_ToCString(context, argv[0]);
uv_fs_t req;
int result = uv_fs_unlink(tf_task_get_loop(task), &req, fileName, 0);
JS_FreeCString(context, fileName);
return JS_NewInt32(context, result);
}
static JSValue _file_read_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
const char* file_name = JS_ToCString(context, argv[0]);
promiseid_t promise = tf_task_allocate_promise(task);
JSValue promise_value = tf_task_get_promise(task, promise);
uv_fs_t* req = malloc(sizeof(uv_fs_t));
*req = (uv_fs_t)
{
const char* directory = JS_ToCString(context, argv[0]);
JSValue array = JS_NewArray(context);
#ifdef _WIN32
WIN32_FIND_DATA find;
std::string pattern = directory;
pattern += "\\*";
HANDLE handle = FindFirstFile(pattern.c_str(), &find);
if (handle != INVALID_HANDLE_VALUE)
.data = (void*)(intptr_t)promise,
};
int result = uv_fs_unlink(tf_task_get_loop(task), req, file_name, _file_async_callback);
JS_FreeCString(context, file_name);
if (result < 0)
{
int index = 0;
do {
JS_SetPropertyUint32(context, array, index++, JS_NewString(context, find.cFileName));
} while (FindNextFile(handle, &find) != 0);
FindClose(handle);
tf_task_reject_promise(task, promise, JS_NewInt32(context, result));
}
#else
DIR* dir = opendir(directory);
if (dir)
{
uint32_t index = 0;
struct dirent* entry = readdir(dir);
while (entry)
{
JS_SetPropertyUint32(context, array, index++, JS_NewString(context, entry->d_name));
entry = readdir(dir);
}
closedir(dir);
}
#endif
JS_FreeCString(context, directory);
return array;
return promise_value;
}
JSValue _file_make_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
@ -277,10 +275,41 @@ JSValue _file_make_directory(JSContext* context, JSValueConst this_val, int argc
void* task = JS_GetContextOpaque(context);
const char* directory = JS_ToCString(context, argv[0]);
uv_fs_t req;
int result = uv_fs_mkdir(tf_task_get_loop(task), &req, directory, 0755, 0);
promiseid_t promise = tf_task_allocate_promise(task);
JSValue promise_value = tf_task_get_promise(task, promise);
uv_fs_t* req = malloc(sizeof(uv_fs_t));
*req = (uv_fs_t)
{
.data = (void*)(intptr_t)promise,
};
int result = uv_fs_mkdir(tf_task_get_loop(task), req, directory, 0755, _file_async_callback);
JS_FreeCString(context, directory);
return JS_NewInt32(context, result);
if (result < 0)
{
tf_task_reject_promise(task, promise, JS_NewInt32(context, result));
}
return promise_value;
}
JSValue _file_remove_directory(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)
{
void* task = JS_GetContextOpaque(context);
const char* directory = JS_ToCString(context, argv[0]);
promiseid_t promise = tf_task_allocate_promise(task);
JSValue promise_value = tf_task_get_promise(task, promise);
uv_fs_t* req = malloc(sizeof(uv_fs_t));
*req = (uv_fs_t)
{
.data = (void*)(intptr_t)promise,
};
int result = uv_fs_rmdir(tf_task_get_loop(task), req, directory, _file_async_callback);
JS_FreeCString(context, directory);
if (result < 0)
{
tf_task_reject_promise(task, promise, JS_NewInt32(context, result));
}
return promise_value;
}
JSValue _file_stat(JSContext* context, JSValueConst this_val, int argc, JSValueConst* argv)

23
src/tests.c
View File

@ -496,7 +496,6 @@ static void _test_file(const tf_test_options_t* options)
fprintf(file,
"'use strict';\n"
"File.readFile('out/test.js').then(function(data) {\n"
" print('READ', utf8Decode(data));\n"
"}).catch(function(error) {\n"
" print('ERROR', error);\n"
" exit(1);\n"
@ -507,10 +506,14 @@ static void _test_file(const tf_test_options_t* options)
"}).catch(function(error) {\n"
" print('expected error', error);\n"
"});\n"
"File.writeFile('out/new.txt', 'hello').then(function(result) {\n"
" File.readFile('out/new.txt').then(function(data) {\n"
" print('READ', utf8Decode(data));\n"
"File.unlinkFile('out/test/new.txt').finally(function() {\n"
" return File.removeDirectory('out/test');\n"
"}).finally(function() {\n"
" return File.makeDirectory('out/test').then(function() {\n"
" return File.writeFile('out/test/new.txt', 'hello').then(function(result) {\n"
" return File.readFile('out/test/new.txt').then(function(data) {\n"
" if (utf8Decode(data) != 'hello') {\n"
" print('READ', utf8Decode(data));\n"
" exit(1);\n"
" }\n"
" }).catch(function(error) {\n"
@ -520,6 +523,18 @@ static void _test_file(const tf_test_options_t* options)
" }).catch(function(error) {\n"
" print('unexpected write error', error);\n"
" exit(1);\n"
" });\n"
" }).catch(function(error) {\n"
" print('unexpected make directory error', error);\n"
" exit(1);\n"
" });\n"
"}).finally(function() {\n"
" return File.renameFile('out/test/new.txt', 'out/test/renamed.txt').catch(x => print(x)).finally(function() {\n"
" return File.unlinkFile('out/test/renamed.txt').catch(x => print(x)).finally(function() {\n"
" print('removing directory');\n"
" return File.removeDirectory('out/test').catch(x => print(x));\n"
" });\n"
" });\n"
"});\n");
fclose(file);