Nothing
utils::globalVariables(c(
"W", "c1", "c2", "c3", "group", "lx.diff", "part", "shape",
"x", "xend", "xlower", "xlower5", "xmiddle", "xupper", "xupper5",
"y", "yend", "text", "nudge_x", "label", "ymin_minor", "ymin_major",
"ymax_minor", "ymax_major"
))
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