interfaceCastRenderer

interface CastRenderer

Renders platform-specific CAST expressions.

Each platform provides an implementation that maps ColumnDeclaration to the appropriate CAST syntax for that SQL dialect.

Methods§

public function renderCast(string $expression, ColumnDeclaration $type): string

Render a CAST expression for a given expression string.

`$expression`	`string`	The SQL expression to cast (e.g. "'Alice'", "1", "NULL").
`$type`	`ColumnDeclaration`	The target column type.

string A SQL CAST expression (e.g. "CAST('Alice' AS CHAR)").

Called from 9

public function renderNullCast(ColumnDeclaration $type): string

Render a CAST expression for NULL with the given type.

Used for empty CTE definitions to preserve column type information.

$type ColumnDeclaration The target column type.

string A SQL CAST(NULL AS ...) expression.

Called from 5

Test cases that cover or call this symbol, from the coverage report and from the analyzed test sources.

Dedicated tests 1

Other tests reaching this symbol 7

Implemented by 4

Method calls 14

Type declarations 24