small memory optimizations

.gitignore

@@ -9,5 +9,7 @@ Manifest.toml
 coverage
 *.cov
 
+*.mem
+
 docs/build
 docs/Manifest.toml

src/mvtseries.jl

@@ -477,12 +477,12 @@ end
 
 # single argument - list/tuple of variables - return a TSeries of the column
 @inline function Base.getindex(x::MVTSeries, cols::_MVTSAxes2)
-    inds = [_colind(x, c) for c in cols]
+    inds = _colind(x, cols)
     return MVTSeries(firstdate(x), cols, getindex(_vals(x), :, inds))
 end
 
 @inline function Base.setindex!(x::MVTSeries, val, cols::_MVTSAxes2)
-    inds = [_colind(x, c) for c in cols]
+    inds = _colind(x, cols)
     setindex!(x.values, val, :, inds)
 end
 

src/tseries.jl

@@ -455,7 +455,10 @@ Base.copyto!(dest::TSeries, drng::AbstractRange{<:MIT}, src::TSeries) = mixed_fr
 function Base.copyto!(dest::TSeries{F}, drng::AbstractRange{MIT{F}}, src::TSeries{F}) where {F<:Frequency}
     fullindex = union(rangeof(dest), drng)
     resize!(dest, fullindex)
-    copyto!(dest.values, Int(first(drng) - firstindex(dest) + 1), src[drng].values, 1, length(drng))
+    fd = Int(first(drng))
+    d1 = fd - Int(firstindex(dest)) + 1
+    s1 = fd - Int(firstindex(src)) + 1
+    copyto!(dest.values, d1, src.values, s1, length(drng))
     return dest
 end
 

src/workspaces.jl

@@ -52,7 +52,7 @@ Base.setproperty!(w::Workspace, sym::Symbol, val) = setindex!(w, val, sym)
 # MacroTools.@forward Workspace._c (Base.getindex,)
 Base.getindex(w::Workspace, sym) = getindex(_c(w), convert(Symbol, sym))
 Base.getindex(w::Workspace, sym, syms...) = getindex(w, (sym, syms...,))
-Base.getindex(w::Workspace, syms::Vector) = getindex(w, (syms...,))
+Base.getindex(w::Workspace, syms::Vector) = Workspace(convert(Symbol, s) => w[s] for s in syms)
 Base.getindex(w::Workspace, syms::Tuple) = Workspace(convert(Symbol, s) => w[s] for s in syms)
 
 MacroTools.@forward Workspace._c (Base.setindex!,)