Remove dependency on Printf

This dependency was used for something completely trivial.
BioJulia · Mar 1, 2023 · 7c6a696 · 7c6a696
1 parent 8dd2672
commit 7c6a696
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Showing 3 changed files with 6 additions and 3 deletions.
diff --git a/Project.toml b/Project.toml
@@ -4,7 +4,6 @@ authors = ["Kenta Sato <[email protected]>", "Jakob Nybo Nissen <jakobnyboni
 version = "0.8.2"
 
 [deps]
-Printf = "de0858da-6303-5e67-8744-51eddeeeb8d7"
 ScanByte = "7b38b023-a4d7-4c5e-8d43-3f3097f304eb"
 TranscodingStreams = "3bb67fe8-82b1-5028-8e26-92a6c54297fa"
 

diff --git a/src/Automa.jl b/src/Automa.jl
@@ -1,6 +1,5 @@
 module Automa
 
-using Printf: @sprintf
 import ScanByte: ScanByte, ByteSet
 
 # Encode a byte set into a sequence of non-empty ranges.

diff --git a/src/dot.jl b/src/dot.jl
@@ -69,7 +69,12 @@ function edge2str(edge::Edge)
         elseif inrange && b == UInt8(']')
             print(out, "\\\\]")
         else
-            print(out, escape_string(b ≤ 0x7f ? escape_string(string(Char(b))) : @sprintf("\\x%x", b)))
+            s = if b ≤ 0x7f
+                escape_string(string(Char(b)))
+            else
+                "\\x" * string(b; base=16)
+            end
+            print(out, escape_string(s))
         end
     end