warn -> @warn

src/args.jl

@@ -194,7 +194,7 @@ function hasgrid(arg::Symbol, letter)
     if arg in _allGridSyms
         arg in (:all, :both, :on) || occursin(string(letter), string(arg))
     else
-        warn("Unknown grid argument $arg; $(Symbol(letter, :grid)) was set to `true` instead.")
+        @warn("Unknown grid argument $arg; $(Symbol(letter, :grid)) was set to `true` instead.")
         true
     end
 end
@@ -212,7 +212,7 @@ function showaxis(arg::Symbol, letter)
     if arg in _allGridSyms
         arg in (:all, :both, :on, :yes) || occursin(string(letter), string(arg))
     else
-        warn("Unknown showaxis argument $arg; $(Symbol(letter, :showaxis)) was set to `true` instead.")
+        @warn("Unknown showaxis argument $arg; $(Symbol(letter, :showaxis)) was set to `true` instead.")
         true
     end
 end
@@ -704,7 +704,7 @@ function processLineArg(d::KW, arg)
 
     # color
     elseif !handleColors!(d, arg, :linecolor)
-        warn("Skipped line arg $arg.")
+        @warn("Skipped line arg $arg.")
 
     end
 end
@@ -740,7 +740,7 @@ function processMarkerArg(d::KW, arg)
 
     # markercolor
     elseif !handleColors!(d, arg, :markercolor)
-        warn("Skipped marker arg $arg.")
+        @warn("Skipped marker arg $arg.")
 
     end
 end
@@ -800,7 +800,7 @@ function processGridArg!(d::KW, arg, letter)
 
     # color
     elseif !handleColors!(d, arg, Symbol(letter, :foreground_color_grid))
-        warn("Skipped grid arg $arg.")
+        @warn("Skipped grid arg $arg.")
 
     end
 end
@@ -834,7 +834,7 @@ function processMinorGridArg!(d::KW, arg, letter)
     elseif handleColors!(d, arg, Symbol(letter, :foreground_color_minor_grid))
         d[Symbol(letter, :minorgrid)] = true
     else
-        warn("Skipped grid arg $arg.")
+        @warn("Skipped grid arg $arg.")
     end
 end
 
@@ -867,7 +867,7 @@ function processFontArg!(d::KW, fontname::Symbol, arg)
     elseif typeof(arg) <: Real
         d[Symbol(fontname, :rotation)] = convert(Float64, arg)
     else
-        warn("Skipped font arg: $arg ($(typeof(arg)))")
+        @warn("Skipped font arg: $arg ($(typeof(arg)))")
     end
 end
 
@@ -1050,7 +1050,7 @@ function preprocessArgs!(d::KW)
     # warnings for moved recipes
     st = get(d, :seriestype, :path)
     if st in (:boxplot, :violin, :density) && !isdefined(Main, :StatPlots)
-        warn("seriestype $st has been moved to StatPlots.  To use: \`Pkg.add(\"StatPlots\"); using StatPlots\`")
+        @warn("seriestype $st has been moved to StatPlots.  To use: \`Pkg.add(\"StatPlots\"); using StatPlots\`")
     end
 
     return
@@ -1070,7 +1070,7 @@ function extractGroupArgs(v::AVec, args...; legendEntry = string)
     groupLabels = sort(collect(unique(v)))
     n = length(groupLabels)
     if n > 100
-        warn("You created n=$n groups... Is that intended?")
+        @warn("You created n=$n groups... Is that intended?")
     end
     groupIds = Vector{Int}[filter(i -> v[i] == glab, 1:length(v)) for glab in groupLabels]
     GroupBy(map(legendEntry, groupLabels), groupIds)
@@ -1142,7 +1142,7 @@ function warnOnUnsupported_args(pkg::AbstractBackend, d::KW)
     if !isempty(_to_warn)
         for k in sort(collect(_to_warn))
             push!(already_warned, k)
-            warn("Keyword argument $k not supported with $pkg.  Choose from: $(supported_attrs(pkg))")
+            @warn("Keyword argument $k not supported with $pkg.  Choose from: $(supported_attrs(pkg))")
         end
     end
 end
@@ -1153,13 +1153,13 @@ end
 
 function warnOnUnsupported(pkg::AbstractBackend, d::KW)
     if !is_seriestype_supported(pkg, d[:seriestype])
-        warn("seriestype $(d[:seriestype]) is unsupported with $pkg.  Choose from: $(supported_seriestypes(pkg))")
+        @warn("seriestype $(d[:seriestype]) is unsupported with $pkg.  Choose from: $(supported_seriestypes(pkg))")
     end
     if !is_style_supported(pkg, d[:linestyle])
-        warn("linestyle $(d[:linestyle]) is unsupported with $pkg.  Choose from: $(supported_styles(pkg))")
+        @warn("linestyle $(d[:linestyle]) is unsupported with $pkg.  Choose from: $(supported_styles(pkg))")
     end
     if !is_marker_supported(pkg, d[:markershape])
-        warn("markershape $(d[:markershape]) is unsupported with $pkg.  Choose from: $(supported_markers(pkg))")
+        @warn("markershape $(d[:markershape]) is unsupported with $pkg.  Choose from: $(supported_markers(pkg))")
     end
 end
 
@@ -1168,7 +1168,7 @@ function warnOnUnsupported_scales(pkg::AbstractBackend, d::KW)
         if haskey(d, k)
             v = d[k]
             if !is_scale_supported(pkg, v)
-                warn("scale $v is unsupported with $pkg.  Choose from: $(supported_scales(pkg))")
+                @warn("scale $v is unsupported with $pkg.  Choose from: $(supported_scales(pkg))")
             end
         end
     end

src/axes.jl

@@ -80,7 +80,7 @@ function process_axis_arg!(d::KW, arg, letter = "")
         d[Symbol(letter,:formatter)] = arg
 
     elseif !handleColors!(d, arg, Symbol(letter, :foreground_color_axis))
-        warn("Skipped $(letter)axis arg $arg")
+        @warn("Skipped $(letter)axis arg $arg")
 
     end
 end

src/backends.jl

@@ -217,7 +217,7 @@ const _deprecated_backends = [:qwt, :winston, :bokeh, :gadfly, :immerse]
 
 function warn_on_deprecated_backend(bsym::Symbol)
     if bsym in _deprecated_backends
-        warn("Backend $bsym has been deprecated.  It may not work as originally intended.")
+        @warn("Backend $bsym has been deprecated.  It may not work as originally intended.")
     end
 end
 

src/backends/glvisualize.jl

@@ -1300,7 +1300,7 @@ function gl_poly(points, kw_args)
         if !isempty(GeometryTypes.faces(mesh)) # check if polygonation has any faces
             push!(result, GLVisualize.visualize(mesh, Style(:default), kw_args))
         else
-            warn("Couldn't draw the polygon: $points")
+            @warn("Couldn't draw the polygon: $points")
         end
     end
     result

src/backends/hdf5.jl

@@ -225,7 +225,7 @@ end
 function _display(plt::Plot{HDF5Backend})
     msg = "HDF5 interface does not support `display()` function."
     msg *= "\nUse `Plots.hdf5plot_write(::String)` method to write to .HDF5 \"plot\" file instead."
-    warn(msg)
+    @warn(msg)
     return
 end
 
@@ -293,7 +293,7 @@ end
 #=
 function _hdf5plot_gwrite(grp, k::String, v::Array{Any})
 #    @show grp, k
-    warn("Cannot write Array: $k=$v")
+    @warn("Cannot write Array: $k=$v")
 end
 =#
 function _hdf5plot_gwrite(grp, k::String, v::Nothing)
@@ -323,7 +323,7 @@ function _hdf5plot_gwrite(grp, k::String, v::Tuple)
     #NOTE: _hdf5plot_overwritetype overwrites "Array" type with "Tuple".
 end
 function _hdf5plot_gwrite(grp, k::String, d::Dict)
-#    warn("Cannot write dict: $k=$d")
+#    @warn("Cannot write dict: $k=$d")
 end
 function _hdf5plot_gwrite(grp, k::String, v::AbstractRange)
     _hdf5plot_gwrite(grp, k, collect(v)) #For now
@@ -586,7 +586,7 @@ function _hdf5plot_read(grp, d::Dict)
         catch e
             @show e
             @show grp
-            warn("Could not read field $k")
+            @warn("Could not read field $k")
         end
     end
     return

src/backends/pgfplots.jl

@@ -103,7 +103,7 @@ function pgf_framestyle(style::Symbol)
         return style
     else
         default_style = get(_pgf_framestyle_defaults, style, :axes)
-        warn("Framestyle :$style is not (yet) supported by the PGFPlots backend. :$default_style was cosen instead.")
+        @warn("Framestyle :$style is not (yet) supported by the PGFPlots backend. :$default_style was cosen instead.")
         default_style
     end
 end

src/backends/plotly.jl

@@ -64,7 +64,7 @@ function _plotly_framestyle(style::Symbol)
         return style
     else
         default_style = get(_plotly_framestyle_defaults, style, :axes)
-        warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was cosen instead.")
+        @warn("Framestyle :$style is not supported by Plotly and PlotlyJS. :$default_style was cosen instead.")
         default_style
     end
 end
@@ -618,7 +618,7 @@ function plotly_series(plt::Plot, series::Series)
         d_out[:hoverinfo] = "label+percent+name"
 
     else
-        warn("Plotly: seriestype $st isn't supported.")
+        @warn("Plotly: seriestype $st isn't supported.")
         return KW()
     end
 
@@ -731,7 +731,7 @@ function plotly_series_segments(series::Series, d_base::KW, x, y, z)
                 d_out[:fill] = "tonexty"
                 d_out[:fillcolor] = rgba_string(plot_color(get_fillcolor(series, i), get_fillalpha(series, i)))
             elseif !(series[:fillrange] in (false, nothing))
-                warn("fillrange ignored... plotly only supports filling to zero and to a vector of values. fillrange: $(series[:fillrange])")
+                @warn("fillrange ignored... plotly only supports filling to zero and to a vector of values. fillrange: $(series[:fillrange])")
             end
             d_out[:x], d_out[:y] = x[rng], y[rng]
 

src/backends/pyplot.jl

@@ -74,7 +74,7 @@ pyart3d = PyPlot.art3D
 
 # "support" matplotlib v1.5
 set_facecolor_sym = if PyPlot.version < v"2"
-    warn("You are using Matplotlib $(PyPlot.version), which is no longer officialy supported by the Plots community. To ensure smooth Plots.jl integration update your Matplotlib library to a version >= 2.0.0")
+    @warn("You are using Matplotlib $(PyPlot.version), which is no longer officialy supported by the Plots community. To ensure smooth Plots.jl integration update your Matplotlib library to a version >= 2.0.0")
     :set_axis_bgcolor
 else
     :set_facecolor
@@ -130,7 +130,7 @@ function py_linestyle(seriestype::Symbol, linestyle::Symbol)
     linestyle == :dash && return "--"
     linestyle == :dot && return ":"
     linestyle == :dashdot && return "-."
-    warn("Unknown linestyle $linestyle")
+    @warn("Unknown linestyle $linestyle")
     return "-"
 end
 
@@ -191,13 +191,13 @@ function py_marker(marker::Symbol)
     marker == :vline && return "|"
     haskey(_shapes, marker) && return py_marker(_shapes[marker])
 
-    warn("Unknown marker $marker")
+    @warn("Unknown marker $marker")
     return "o"
 end
 
 # py_marker(markers::AVec) = map(py_marker, markers)
 function py_marker(markers::AVec)
-    warn("Vectors of markers are currently unsupported in PyPlot: $markers")
+    @warn("Vectors of markers are currently unsupported in PyPlot: $markers")
     py_marker(markers[1])
 end
 
@@ -514,7 +514,7 @@ function py_add_series(plt::Plot{PyPlotBackend}, series::Series)
             a = series[:arrow]
             if a != nothing && !is3d(st)  # TODO: handle 3d later
                 if typeof(a) != Arrow
-                    warn("Unexpected type for arrow: $(typeof(a))")
+                    @warn("Unexpected type for arrow: $(typeof(a))")
                 else
                     arrowprops = KW(
                         :arrowstyle => "simple,head_length=$(a.headlength),head_width=$(a.headwidth)",
@@ -884,7 +884,7 @@ end
 function py_set_scale(ax, axis::Axis)
     scale = axis[:scale]
     letter = axis[:letter]
-    scale in supported_scales() || return warn("Unhandled scale value in pyplot: $scale")
+    scale in supported_scales() || return @warn("Unhandled scale value in pyplot: $scale")
     func = ax[Symbol("set_", letter, "scale")]
     kw = KW()
     arg = if scale == :identity

src/components.jl

@@ -297,7 +297,7 @@ function font(args...)
     elseif typeof(arg) <: Real
       rotation = convert(Float64, arg)
     else
-      warn("Unused font arg: $arg ($(typeof(arg)))")
+      @warn("Unused font arg: $arg ($(typeof(arg)))")
     end
   end
 
@@ -396,7 +396,7 @@ function stroke(args...; alpha = nothing)
     elseif allReals(arg)
       width = arg
     else
-      warn("Unused stroke arg: $arg ($(typeof(arg)))")
+      @warn("Unused stroke arg: $arg ($(typeof(arg)))")
     end
   end
 
@@ -429,7 +429,7 @@ function brush(args...; alpha = nothing)
     elseif allReals(arg)
       size = arg
     else
-      warn("Unused brush arg: $arg ($(typeof(arg)))")
+      @warn("Unused brush arg: $arg ($(typeof(arg)))")
     end
   end
 
@@ -460,7 +460,7 @@ function series_annotations(strs::AbstractVector, args...)
         elseif is_2tuple(arg)
             scalefactor = arg
         else
-            warn("Unused SeriesAnnotations arg: $arg ($(typeof(arg)))")
+            @warn("Unused SeriesAnnotations arg: $arg ($(typeof(arg)))")
         end
     end
     # if scalefactor != 1
@@ -704,7 +704,7 @@ function arrow(args...)
         elseif T <: Tuple && length(arg) == 2
             headlength, headwidth = Float64(arg[1]), Float64(arg[2])
         else
-            warn("Skipped arrow arg $arg")
+            @warn("Skipped arrow arg $arg")
         end
     end
     Arrow(style, side, headlength, headwidth)

src/deprecated/backends/gadfly.jl

@@ -197,7 +197,7 @@ function getGadflyMarkerTheme(d::KW, attr::KW)
 
     ms = d[:markersize]
     ms = if typeof(ms) <: AVec
-        warn("Gadfly doesn't support variable marker sizes... using the average: $(mean(ms))")
+        @warn("Gadfly doesn't support variable marker sizes... using the average: $(mean(ms))")
         mean(ms) * Gadfly.px
     else
         ms * Gadfly.px

src/deprecated/backends/qwt.jl

@@ -150,7 +150,7 @@ function updateLimsAndTicks(plt::Plot{QwtBackend}, d::KW, isx::Bool)
     end
     w[:setAxisScale](axisid, float(minimum(ticks)), float(maximum(ticks)), float(step(ticks)))
   elseif !(ticks in (nothing, :none, :auto))
-    warn("Only Range types are supported for Qwt xticks/yticks. typeof(ticks)=$(typeof(ticks))")
+    @warn("Only Range types are supported for Qwt xticks/yticks. typeof(ticks)=$(typeof(ticks))")
   end
 
   # change the scale
@@ -161,7 +161,7 @@ function updateLimsAndTicks(plt::Plot{QwtBackend}, d::KW, isx::Bool)
     # scaletype == :log       && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLogScaleEngine(e))
     # scaletype == :log2      && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLogScaleEngine(2))
     scaletype == :log10     && w[:setAxisScaleEngine](axisid, Qwt.QWT.QwtLog10ScaleEngine())
-    scaletype in supported_scales() || warn("Unsupported scale type: ", scaletype)
+    scaletype in supported_scales() || @warn("Unsupported scale type: ", scaletype)
   end
 
 end

src/layouts.jl

@@ -147,7 +147,7 @@ function bbox(x, y, w, h, oarg1::Symbol, originargs::Symbol...)
         elseif oarg in (:top, :bottom, :vcenter)
             origver = oarg
         else
-            warn("Unused origin arg in bbox construction: $oarg")
+            @warn("Unused origin arg in bbox construction: $oarg")
         end
     end
     bbox(x, y, w, h; h_anchor = orighor, v_anchor = origver)

src/pipeline.jl

@@ -416,7 +416,7 @@ function _process_seriesrecipe(plt::Plot, d::KW)
                 end
                 _process_seriesrecipe(plt, data.d)
             else
-                warn("Unhandled recipe: $(data)")
+                @warn("Unhandled recipe: $(data)")
                 break
             end
         end

src/recipes.jl

@@ -579,7 +579,7 @@ end
 end
 Plots.@deps stepbins path
 
-wand_edges(x...) = (warn("Load the StatPlots package in order to use :wand bins. Defaulting to :auto", once = true); :auto)
+wand_edges(x...) = (@warn("Load the StatPlots package in order to use :wand bins. Defaulting to :auto", once = true); :auto)
 
 function _auto_binning_nbins(vs::NTuple{N,AbstractVector}, dim::Integer; mode::Symbol = :auto) where N
     _cl(x) = ceil(Int, NaNMath.max(x, one(x)))

src/utils.jl

@@ -303,7 +303,7 @@ function _expand_limits(lims, x)
     lims[1] = NaNMath.min(lims[1], e1)
     lims[2] = NaNMath.max(lims[2], e2)
   # catch err
-  #   warn(err)
+  #   @warn(err)
   catch
   end
   nothing
@@ -930,7 +930,7 @@ function attr!(series::Series; kw...)
         if haskey(_series_defaults, k)
             series[k] = v
         else
-            warn("unused key $k in series attr")
+            @warn("unused key $k in series attr")
         end
     end
     _series_updated(series[:subplot].plt, series)
@@ -944,7 +944,7 @@ function attr!(sp::Subplot; kw...)
         if haskey(_subplot_defaults, k)
             sp[k] = v
         else
-            warn("unused key $k in subplot attr")
+            @warn("unused key $k in subplot attr")
         end
     end
     sp