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mugitti9
22e4a75d67
Use it in Coverage.line_stub so compiling the stub does not overwrite already-collected coverage data.
20 lines
542 B
Ruby
20 lines
542 B
Ruby
require "coverage.so"
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module Coverage
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# call-seq:
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# line_stub(file) -> array
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#
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# A simple helper function that creates the "stub" of line coverage
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# from a given source code.
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def self.line_stub(file)
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lines = File.foreach(file).map { nil }
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iseqs = [RubyVM::InstructionSequence.compile_file(file, coverage_enabled: false)]
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until iseqs.empty?
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iseq = iseqs.pop
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iseq.trace_points.each {|n, type| lines[n - 1] = 0 if type == :line }
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iseq.each_child {|child| iseqs << child }
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end
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lines
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end
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end
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