fix #48870, normalize U+210F to U+0127

NEWS.md

@@ -14,6 +14,7 @@ Language changes
   result previously. This also lets the runtime optimize certain method lookups in a way
   that significantly improves load and inference times for heavily overloaded methods that
   dispatch on Types (such as traits and constructors).
+* The "h bar" `ℏ` (`\hslash` U+210F) character is now treated as equivalent to `ħ` (`\hbar` U+0127).
 
 Compiler/Runtime improvements
 -----------------------------

src/flisp/julia_charmap.h

@@ -10,4 +10,5 @@ static const uint32_t charmap[][2] = {
     { 0x00B7, 0x22C5 }, // middot char -> dot operator (#25098)
     { 0x0387, 0x22C5 }, // Greek interpunct -> dot operator (#25098)
     { 0x2212, 0x002D }, // minus -> hyphen-minus (#26193)
+    { 0x210F, 0x0127 }, // hbar -> small letter h with stroke (#48870)
 };

test/syntax.jl

@@ -839,6 +839,8 @@ let ε=1, μ=2, x=3, î=4, ⋅=5, (-)=6
     @test Meta.parse("100.0f\u22122") === Meta.parse("100.0f-2")
     @test Meta.parse("0x100p\u22128") === Meta.parse("0x100P\u22128") === Meta.parse("0x100p-8")
     @test (−) == (-) == 6
+    # hbar ℏ to ħ - (#48870)
+    @test :ℏ === :ħ
 end
 
 # issue #8925