NamedParameterParser class

Parser and extractor for named parameters in SQL.

Supports syntaxes: @name, :name Converts to positional parameters with deterministic order.

Example:

final (cleanedSql, paramNames) = NamedParameterParser.extract(
  'SELECT * FROM t WHERE id = @id AND name = :name',
);
// cleanedSql: 'SELECT * FROM t WHERE id = ? AND name = ?'
// paramNames: ['id', 'name']

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

extract(String sql) → ({String cleanedSql, List<String> paramNames})

Extracts named parameters and returns SQL with positional placeholders.

toPositionalParams({required Map<String, Object?> namedParams, required List<String> paramNames}) → List<Object?>

Converts namedParams to positional list following paramNames order.