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Move the JS pieces of kvvfs into their own file to facilitate pending feature experimentation.

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FossilOrigin-Name: 3c40614285449df259a3444e36f888cfb5e782ea58287914f97f496ea61e9e9f
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stephan
2025-11-21 10:49:32 +00:00
parent 1073985be7
commit 40ce52a4e5
8 changed files with 344 additions and 393 deletions
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51
ext/wasm/api/sqlite3-api-oo1.c-pp.js
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@@ -239,7 +239,7 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
*/
ctor._name2vfs = Object.create(null);
const isWorkerThread = ('function'===typeof importScripts/*===running in worker thread*/)
? (n)=>toss3("The VFS for",n,"is only available in the main window thread.")
? (n)=>toss3("VFS",n,"is only available in the main window thread.")
: false;
ctor._name2vfs[':localStorage:'] = {
vfs: 'kvvfs', filename: isWorkerThread || (()=>'local')
@@ -2295,55 +2295,6 @@ globalThis.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
Stmt
}/*oo1 object*/;
if(util.isUIThread()){
/**
Functionally equivalent to DB(storageName,'c','kvvfs') except
that it throws if the given storage name is not one of 'local'
or 'session'.
As of version 3.46, the argument may optionally be an options
object in the form:
{
filename: 'session'|'local',
... etc. (all options supported by the DB ctor)
}
noting that the 'vfs' option supported by main DB
constructor is ignored here: the vfs is always 'kvvfs'.
*/
sqlite3.oo1.JsStorageDb = function(storageName='session'){
const opt = dbCtorHelper.normalizeArgs(...arguments);
storageName = opt.filename;
if('session'!==storageName && 'local'!==storageName){
toss3("JsStorageDb db name must be one of 'session' or 'local'.");
}
opt.vfs = 'kvvfs';
dbCtorHelper.call(this, opt);
};
const jdb = sqlite3.oo1.JsStorageDb;
jdb.prototype = Object.create(DB.prototype);
/** Equivalent to sqlite3_js_kvvfs_clear(). */
jdb.clearStorage = capi.sqlite3_js_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_js_kvvfs_size(). */
jdb.storageSize = capi.sqlite3_js_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*/
});
//#else
/* Built with the omit-oo1 flag. */