cppcheck/rules/token-matching.xml

<?xml version="1.0"?>
<rule version="1">
    <pattern>Token :: (?:findm|(?:simple|)M)atch \([^,]+,\s+"(?:\s+|[^"]+?\s+")</pattern>
    <message>
        <id>TokenMatchSpacing</id>
        <severity>style</severity>
        <summary>Useless extra spacing for Token::*Match.</summary>
    </message>
</rule>
<rule version="1">
    <pattern>(?U)Token :: Match \([^,]+,\s+"[^%|!\[\]]+"</pattern>
    <message>
    <id>UseTokensimpleMatch</id>
    <severity>error</severity>
    <summary>Token::simpleMatch should be used to match tokens
without special pattern requirements.</summary>
    </message>
</rule>
<rule version="1">
    <pattern>\b[\w_]+ \. tokAt \( 0 \)</pattern>
    <message>
    <id>TokentokAt0</id>
    <severity>error</severity>
    <summary>tok->tokAt(0) is a slow way to say tok.</summary>
    </message>
</rule>
<rule version="1">
    <pattern>\b[\w_]+ \. strAt \( 0 \)</pattern>
    <message>
    <id>TokenstrAt0</id>
    <severity>error</severity>
    <summary>tok->strAt(0) is a slow way to say tok->str()</summary>
    </message>
</rule>