function Scanner::consumeUntil

Consumes characters until one of the given characters is found

Parameters

array|LSM $stops Characters to search:

bool $handleEscape True to handle escaping:

bool $collectStop True to include the stop character:

Return value

array|null

3 calls to Scanner::consumeUntil()

Scanner::reconsumeCurrentTokenAsRegexp in vendor/mck89/peast/lib/Peast/Syntax/Scanner.php

Tries to reconsume the current token as a regexp if possible

Scanner::scanString in vendor/mck89/peast/lib/Peast/Syntax/Scanner.php

String scanning method

Scanner::scanTemplate in vendor/mck89/peast/lib/Peast/Syntax/Scanner.php

Template scanning method

File

vendor/mck89/peast/lib/Peast/Syntax/Scanner.php, line 1796

Class

Scanner

Base class for scanners.

Namespace

Peast\Syntax

Code

protected function consumeUntil($stops, $handleEscape = true, $collectStop = true) {
    $isLSM = $stops instanceof LSM;
    $buffer = "";
    $escaped = false;
    while (($char = $this->charAt()) !== null) {
        $incrIndex = 1;
        $isStop = false;
        if ($isLSM) {
            $m = $stops->match($this, $this->index, $char);
            if ($m) {
                $isStop = true;
                $incrIndex = $m[0];
                $char = $m[1];
            }
        }
        else {
            $isStop = in_array($char, $stops);
        }
        $validStop = $isStop && !$escaped;
        if (!$validStop || $collectStop) {
            $this->index += $incrIndex;
            $buffer .= $char;
        }
        if ($validStop) {
            if (!$collectStop && $buffer === "") {
                return null;
            }
            $this->adjustColumnAndLine($buffer);
            return array(
                $buffer,
                $char,
            );
        }
        elseif (!$escaped && $char === "\\" && $handleEscape) {
            $escaped = true;
        }
        else {
            $escaped = false;
        }
    }
    return null;
}