Function coerce

src/traces/histogram/cross_trace_defaults.js:32–34

(attr, dflt)

    var i, j, k;

    function coerce(attr, dflt) {
        return Lib.coerce(traceOut._input, traceOut, traceOut._module.attributes, attr, dflt);
    }

    function orientation2binDir(traceOut) {
        return traceOut.orientation === 'v' ? 'x' : 'y';