buildCall               Builds the Diagrammer function call.
buildLabels             Adds variable labels to the Diagrammer plot
                        function call.
buildPaths              Extracts the paths from the lavaan model.
convert_graph           Uses the diagrammeR functions to turn the ndf
                        and edf into dot
create_edges            Creates edge data frame and adds formatting
create_grviz            Creates the grViz dot language code for
                        plotting
create_nodes            Creates node data frame and adds formatting
embed_plot_pdf          Embeds a plot into an rmarkdown pdf
extract_coefs           Creates a data frame of the parameter table
                        from lavaan model
formatting              Enables conditional formatting for different
                        parts of the model
getNodes                Extracts the paths from the lavaan model.
lavaanPlot              Plots lavaan path model with DiagrammeR
lavaanPlot2             Plots lavaan path model with DiagrammeR
save_png                Saves a plot as a png
sig_stars               Generates standard significance stars
