make image() throw

JuliaPlots · Dec 20, 2021 · 071201b · 071201b
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commit 071201b
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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.6'   # LTS
+          - '1.0'   # oldest supported in Project.toml
           - '1'     # latest stable
           - 'nightly'
         os:

diff --git a/src/UnicodePlots.jl b/src/UnicodePlots.jl
@@ -84,7 +84,7 @@ include("interface/heatmap.jl")
 include("interface/spy.jl")
 include("interface/boxplot.jl")
 
-image(args...; kwargs...) = @warn "not implemented, did you forget 'using ImageInTerminal' ?"
+image(args...; kwargs...) = error("not implemented, did you forget 'using ImageInTerminal' ?")
 
 function __init__()
     @require ImageInTerminal = "d8c32880-2388-543b-8c61-d9f865259254" begin

diff --git a/src/canvas/imgcanvas.jl b/src/canvas/imgcanvas.jl
@@ -15,7 +15,9 @@ function render(c::ImgCanvas)
     if (c.sixel[] = ImageInTerminal.use_sixel(c.img))
         h, w = size(c.img)
         # determine the terminal carret size, in pixels
-        char_pixels = ImageInTerminal.Sixel.TerminalTools.query_terminal("\e[16t", r"\e\[6;(\d+);(\d+)t", stdout)
+        char_pixels = ImageInTerminal.Sixel.TerminalTools.query_terminal(
+            "\e[16t", r"\e\[6;(\d+);(\d+)t", stdout
+        )
         char_h, char_w = length(char_pixels) > 1 ? parse.(Int, char_pixels) : (15, 7)
         lines = String[]
         io = IOBuffer()