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#!/usr/bin/tclsh
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# The destructor of a class should be virtual
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proc createMachine {initState} {
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set machine [dict create state $initState bracesCounter 0]
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return $machine
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}
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foreach fileName [getSourceFileNames] {
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set machines [list]
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set prev1 ""
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set prev2 ""
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foreach token [getTokens $fileName 1 0 -1 -1 {class struct leftbrace rightbrace virtual compl identifier semicolon}] {
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set type [lindex $token 3]
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set line [lindex $token 1]
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if {$type == "class" || $type == "struct"} {
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lappend machines [createMachine "beforeLeftBrace"]
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}
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set machinesToKeep [list]
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foreach m $machines {
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set keepMachine 1
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dict with m {
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if {$state == "beforeLeftBrace"} {
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if {$type == "leftbrace"} {
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set state "root"
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} elseif {$type == "semicolon"} {
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set keepMachine 0
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}
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} elseif {$state == "root"} {
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if {$prev2 != "virtual" && $prev1 == "compl" && $type == "identifier"} {
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set dtorName [lindex $token 0]
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report $fileName $line "The destructor ~${dtorName}() of the class should be virtual"
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}
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if {$type == "leftbrace"} {
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incr bracesCounter
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set state "consumeBraces"
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} elseif {$type == "rightbrace"} {
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set keepMachine 0
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}
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} elseif {$state == "consumeBraces"} {
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if {$type == "leftbrace"} {
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incr bracesCounter
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} elseif {$type == "rightbrace"} {
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incr bracesCounter -1
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if {$bracesCounter == 0} {
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set state "root"
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}
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}
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}
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}
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if {$keepMachine} {
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lappend machinesToKeep $m
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}
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}
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set machines $machinesToKeep
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set prev2 $prev1
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set prev1 $type
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}
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}
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