class AdLint::Exam::CBuiltin::FN_UNRC

Public Class Methods

new(phase_ctxt) click to toggle source
Calls superclass method AdLint::Examination::new
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 170
def initialize(phase_ctxt)
  super
  @fpath = phase_ctxt[:sources].first.fpath
  trav = phase_ctxt[:cc1_ast_traversal]
  trav.enter_ansi_function_definition  += T(:enter_function)
  trav.leave_ansi_function_definition  += T(:leave_function)
  trav.enter_kandr_function_definition += T(:enter_function)
  trav.leave_kandr_function_definition += T(:leave_function)
  trav.enter_error_statement           += T(:count_statement)
  trav.enter_generic_labeled_statement += T(:count_statement)
  trav.enter_case_labeled_statement    += T(:count_statement)
  trav.enter_default_labeled_statement += T(:count_statement)
  trav.enter_expression_statement      += T(:count_statement)
  trav.enter_if_statement              += T(:count_statement)
  trav.enter_if_else_statement         += T(:count_statement)
  trav.enter_switch_statement          += T(:count_statement)
  trav.enter_while_statement           += T(:count_statement)
  trav.enter_do_statement              += T(:count_statement)
  trav.enter_for_statement             += T(:count_statement)
  trav.enter_c99_for_statement         += T(:count_statement)
  trav.enter_goto_statement            += T(:count_statement)
  trav.enter_continue_statement        += T(:count_statement)
  trav.enter_break_statement           += T(:count_statement)
  trav.enter_return_statement          += T(:count_statement)
  @cur_fun = nil
  @unreached_stmt_cnt = 0
end

Private Instance Methods

count_statement(stmt) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 217
def count_statement(stmt)
  if @cur_fun
    @unreached_stmt_cnt += 1 unless stmt.executed?
  end
end
do_execute(*) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 200
def do_execute(*) end
do_prepare(*) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 199
def do_prepare(*) end
enter_function(fun_def) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 202
def enter_function(fun_def)
  @cur_fun = fun_def
  @unreached_stmt_cnt = 0
end
leave_function(*) click to toggle source
# File lib/adlint/exam/c_builtin/cc1_metric.rb, line 207
def leave_function(*)
  if @cur_fun
    FN_UNRC(FunctionId.new(@cur_fun.identifier.value,
                           @cur_fun.signature.to_s),
            @cur_fun.location, @unreached_stmt_cnt)
    @cur_fun = nil
    @unreached_stmt_cnt = 0
  end
end