Key of C should use flats for accidentals.

pco_chords.nimble

@@ -1,6 +1,6 @@
 # Package
 
-version       = "0.5.1"
+version       = "0.5.2"
 author        = "Jonathan Bernard"
 description   = "Chord chart formatter compatible with Planning Center Online"
 license       = "MIT"

src/pco_chordspkg/ast.nim

@@ -88,9 +88,9 @@ func renderPitchInKey*(
   var scaleNames: array[(ord(high(ChordChartPitch)) + 1), string]
   if useSharps.isNone:
     scaleNames = case key
-    of A, B, C, D, E, G:
+    of A, B, D, E, G:
       ["G#", "A", "A#", "B", "C", "C#", "D", "D#", "E", "F", "F#", "G"]
-    of Af, Bf, Df, Ef, F:
+    of Af, Bf, C, Df, Ef, F:
       ["A♭", "A", "B♭", "B", "C", "D♭", "D", "E♭", "E", "F", "G♭", "G"]
     of Gf:
       ["A♭", "A", "B♭", "C♭", "C", "D♭", "D", "E♭", "E", "F", "G♭", "G"]

src/pco_chordspkg/cliconstants.nim

@@ -1,4 +1,4 @@
-const PCO_CHORDS_VERSION* = "0.5.1"
+const PCO_CHORDS_VERSION* = "0.5.2"
 
 const USAGE* = """Usage:
   pco_chords [options]