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Examples: |
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# Load |
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load <file> |
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# Show named sets / known variables |
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info |
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# Find live objects |
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closure roots |
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# or give a name |
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all = closure roots |
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# Look into the object |
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stats all |
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# Filter lists from "all" into "lists" |
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lists = filter all _List |
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# Find empty lists into "empty-lists" |
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empty-lists = dfilter lists ==0 |
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# Who's using the empty lists? |
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users empty-lists |
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# print that info (from $0 in this case as we didn't give it a name but it was |
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# the first one we didn't give a name) |
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stat $0 |
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# Filter more |
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empty-growable-lists = filter (users empty-lists) _GrowableList |
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# Print |
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stats empty-growable-lists |
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# Who's using them? |
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retainers empty-growable-lists |
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# Look into strings next |
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strings = filter all String |
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# What's inside the strings |
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dstats strings |
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# Who's pointing to the big strings? |
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retainers (dfilter strings >=1024) |
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# Small strings |
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small-strings = dfilter strings <100 |
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# See them |
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dstats small-strings |
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# Who's retaining the string "foo" |
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f = dfilter small-strings foo |
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retainters f |
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# Find stuff with specific field |
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hasField = filter all :specificField |
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stats closure hasField :specificField |
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foo = follow hasField :specificField |
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stats closure foo |
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# Stop the closure search if going into specific files |
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stats closure foo ^file1.dart ^file2.dart ^file3.dart |
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