StringInterpolationImpl constructor
StringInterpolationImpl({
- required List<
InterpolationElementImpl> elements,
Initialize a newly created string interpolation expression.
Implementation
StringInterpolationImpl({
required List<InterpolationElementImpl> elements,
}) {
// TODO(scheglov) Replace asserts with appropriately typed parameters.
assert(elements.length > 2, 'Expected at last three elements.');
assert(
elements.first is InterpolationStringImpl,
'The first element must be a string.',
);
assert(
elements[1] is InterpolationExpressionImpl,
'The second element must be an expression.',
);
assert(
elements.last is InterpolationStringImpl,
'The last element must be a string.',
);
_elements._initialize(this, elements);
}