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properly guard access to the private fields

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This commit is contained in:
Nikita Sivukhin
2025-09-24 17:24:27 +04:00
parent cd9cf71568
commit 28c9850b57
6 changed files with 81 additions and 64 deletions
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33
bindings/javascript/packages/common/compat.ts
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@@ -29,7 +29,13 @@ function createErrorByName(name, message) {
* Database represents a connection that can prepare and execute SQL statements.
*/
class Database {
db: NativeDatabase;
name: string;
readonly: boolean;
open: boolean;
memory: boolean;
inTransaction: boolean;
private db: NativeDatabase;
private _inTransaction: boolean = false;
/**
@@ -47,10 +53,11 @@ class Database {
this.db.connectSync();
Object.defineProperties(this, {
inTransaction: { get: () => this._inTransaction },
name: { get: () => this.db.path },
readonly: { get: () => this.db.readonly },
open: { get: () => this.db.open },
memory: { get: () => this.db.memory },
inTransaction: { get: () => this._inTransaction },
});
}
@@ -65,7 +72,7 @@ class Database {
}
try {
return new Statement(this.db.prepare(sql), this);
return new Statement(this.db.prepare(sql), this.db);
} catch (err) {
throw convertError(err);
}
@@ -202,11 +209,11 @@ class Database {
*/
class Statement {
stmt: NativeStatement;
db: Database;
db: NativeDatabase;
constructor(stmt: NativeStatement, database: Database) {
constructor(stmt: NativeStatement, db: NativeDatabase) {
this.stmt = stmt;
this.db = database;
this.db = db;
}
/**
@@ -264,14 +271,14 @@ class Statement {
* Executes the SQL statement and returns an info object.
*/
run(...bindParameters) {
const totalChangesBefore = this.db.db.totalChanges();
const totalChangesBefore = this.db.totalChanges();
this.stmt.reset();
bindParams(this.stmt, bindParameters);
for (; ;) {
const stepResult = this.stmt.stepSync();
if (stepResult === STEP_IO) {
this.db.db.ioLoopSync();
this.db.ioLoopSync();
continue;
}
if (stepResult === STEP_DONE) {
@@ -283,8 +290,8 @@ class Statement {
}
}
const lastInsertRowid = this.db.db.lastInsertRowid();
const changes = this.db.db.totalChanges() === totalChangesBefore ? 0 : this.db.db.changes();
const lastInsertRowid = this.db.lastInsertRowid();
const changes = this.db.totalChanges() === totalChangesBefore ? 0 : this.db.changes();
return { changes, lastInsertRowid };
}
@@ -300,7 +307,7 @@ class Statement {
for (; ;) {
const stepResult = this.stmt.stepSync();
if (stepResult === STEP_IO) {
this.db.db.ioLoopSync();
this.db.ioLoopSync();
continue;
}
if (stepResult === STEP_DONE) {
@@ -324,7 +331,7 @@ class Statement {
while (true) {
const stepResult = this.stmt.stepSync();
if (stepResult === STEP_IO) {
this.db.db.ioLoopSync();
this.db.ioLoopSync();
continue;
}
if (stepResult === STEP_DONE) {
@@ -348,7 +355,7 @@ class Statement {
for (; ;) {
const stepResult = this.stmt.stepSync();
if (stepResult === STEP_IO) {
this.db.db.ioLoopSync();
this.db.ioLoopSync();
continue;
}
if (stepResult === STEP_DONE) {