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Add oo1.JsStorageDb.clearStorage/storageSize() methods, copies of capi.sqlite3_web_kvvfs_clear/size().

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FossilOrigin-Name: 1e09efe7fa15b8908f8b8353164a8361de778e27ea6c0b11c402bf4e1c56333d
This commit is contained in:
stephan
2022-09-30 15:46:08 +00:00
parent 359d62395e
commit 07c0b72253
4 changed files with 43 additions and 15 deletions
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32
ext/wasm/api/sqlite3-api-oo1.js
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@ -426,6 +426,14 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
DB.checkRc = checkSqlite3Rc;
DB.prototype = {
/** Returns true if this db handle is open, else false. */
isOpen: function(){
return !!this.pointer;
},
/** Throws if this given DB has been closed, else returns `this`. */
affirmOpen: function(){
return affirmDbOpen(this);
},
/**
Finalizes all open statements and closes this database
connection. This is a no-op if the db has already been
@ -1666,8 +1674,28 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
vfs: "kvvfs"
});
};
sqlite3.oo1.JsStorageDb.prototype = Object.create(DB.prototype);
}
const jdb = sqlite3.oo1.JsStorageDb;
jdb.prototype = Object.create(DB.prototype);
/** Equivalent to sqlite3_web_kvvfs_clear(). */
jdb.clearStorage = capi.sqlite3_web_kvvfs_clear;
/**
Clears this database instance's storage or throws if this
instance has been closed. Returns the number of
database blocks which were cleaned up.
*/
jdb.prototype.clearStorage = function(){
return jdb.clearStorage(affirmDbOpen(this).filename);
};
/** Equivalent to sqlite3_web_kvvfs_size(). */
jdb.storageSize = capi.sqlite3_web_kvvfs_size;
/**
Returns the _approximate_ number of bytes this database takes
up in its storage or throws if this instance has been closed.
*/
jdb.prototype.storageSize = function(){
return jdb.storageSize(affirmDbOpen(this).filename);
};
}/*main-window-only bits*/
});