Initial commit

node_modules/knex/lib/dialects/oracle/index.js

@@ -0,0 +1,92 @@
+// Oracle Client
+// -------
+const { ReturningHelper } = require('./utils');
+const { isConnectionError } = require('./utils');
+const Client = require('../../client');
+const SchemaCompiler = require('./schema/oracle-compiler');
+const ColumnBuilder = require('./schema/oracle-columnbuilder');
+const ColumnCompiler = require('./schema/oracle-columncompiler');
+const TableCompiler = require('./schema/oracle-tablecompiler');
+
+// Always initialize with the "QueryBuilder" and "QueryCompiler"
+// objects, which extend the base 'lib/query/builder' and
+// 'lib/query/compiler', respectively.
+class Client_Oracle extends Client {
+  schemaCompiler() {
+    return new SchemaCompiler(this, ...arguments);
+  }
+
+  columnBuilder() {
+    return new ColumnBuilder(this, ...arguments);
+  }
+
+  columnCompiler() {
+    return new ColumnCompiler(this, ...arguments);
+  }
+
+  tableCompiler() {
+    return new TableCompiler(this, ...arguments);
+  }
+
+  // Return the database for the Oracle client.
+  database() {
+    return this.connectionSettings.database;
+  }
+
+  // Position the bindings for the query.
+  positionBindings(sql) {
+    let questionCount = 0;
+    return sql.replace(/\?/g, function () {
+      questionCount += 1;
+      return `:${questionCount}`;
+    });
+  }
+
+  _stream(connection, obj, stream, options) {
+    if (!obj.sql) throw new Error('The query is empty');
+
+    return new Promise(function (resolver, rejecter) {
+      stream.on('error', (err) => {
+        if (isConnectionError(err)) {
+          connection.__knex__disposed = err;
+        }
+        rejecter(err);
+      });
+      stream.on('end', resolver);
+      const queryStream = connection.queryStream(
+        obj.sql,
+        obj.bindings,
+        options
+      );
+      queryStream.pipe(stream);
+      queryStream.on('error', function (error) {
+        rejecter(error);
+        stream.emit('error', error);
+      });
+    });
+  }
+
+  // Formatter part
+
+  alias(first, second) {
+    return first + ' ' + second;
+  }
+
+  parameter(value, builder, formatter) {
+    // Returning helper uses always ROWID as string
+    if (value instanceof ReturningHelper && this.driver) {
+      value = new this.driver.OutParam(this.driver.OCCISTRING);
+    } else if (typeof value === 'boolean') {
+      value = value ? 1 : 0;
+    }
+    return super.parameter(value, builder, formatter);
+  }
+}
+
+Object.assign(Client_Oracle.prototype, {
+  dialect: 'oracle',
+
+  driverName: 'oracle',
+});
+
+module.exports = Client_Oracle;