classWindowFrameRule

final class WindowFrameRule
    implements RewriteRule

Implements the frame_extent rejection conditions in PostgreSQL 17.2 gram.y.

Methods§

public function rewrite(TerminalSequence $sequence): TerminalSequence

Completes invalid frame endpoints without changing valid offsets or frames in nested expressions.

$sequence TerminalSequence

TerminalSequence

Test cases 4

Calls 5

public function rank(TerminalSequence $sequence, int $bound): int

Assigns the category used by gram.y to compare start and end boundaries.

`$sequence`	`TerminalSequence`
`$bound`	`int`

int

Test cases 2

Called from 4

Calls 2

public function unbounded(
    TerminalSequence $sequence,
    int $bound,
    string $direction,
): TerminalSequence

Attaches the replacement endpoint to the original frame-bound occurrence for tracing.

TerminalSequence

Test cases 1

Called from 2

Calls 3

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

Dedicated tests 7

Other tests reaching this symbol 6

Instantiated in 1