remove get_colnames()

replaced by observed_vars()

Author: Alexey Stukalov

src/StructuralEquationModels.jl

@@ -40,7 +40,6 @@ include("frontend/fit/summary.jl")
 # pretty printing
 include("frontend/pretty_printing.jl")
 # observed
-include("observed/get_colnames.jl")
 include("observed/covariance.jl")
 include("observed/data.jl")
 include("observed/missing.jl")

src/observed/covariance.jl

@@ -63,8 +63,8 @@ function SemObservedCovariance(;
         throw(ArgumentError("`meanstructure = true`, but no observed means were passed"))
     end
 
-    if isnothing(spec_colnames)
-        spec_colnames = get_colnames(specification)
+    if isnothing(spec_colnames) && !isnothing(specification)
+        spec_colnames = observed_vars(specification)
     end
 
     if !isnothing(spec_colnames) & isnothing(obs_colnames)

src/observed/data.jl

@@ -64,8 +64,8 @@ function SemObservedData(;
     rowwise = false,
     kwargs...,
 )
-    if isnothing(spec_colnames)
-        spec_colnames = get_colnames(specification)
+    if isnothing(spec_colnames) && !isnothing(specification)
+        spec_colnames = observed_vars(specification)
     end
 
     if !isnothing(spec_colnames)

src/observed/get_colnames.jl

@@ -92,8 +92,8 @@ function SemObservedMissing(;
     spec_colnames = nothing,
     kwargs...,
 )
-    if isnothing(spec_colnames)
-        spec_colnames = get_colnames(specification)
+    if isnothing(spec_colnames) && !isnothing(specification)
+        spec_colnames = observed_vars(specification)
     end
 
     if !isnothing(spec_colnames)