feat: precompilation with PrecompileTools (#167)

* feat: add precompilation with PrecompileTools

* refactor: beef up precompilation

* refactor: beef up precompilation

Author: MilesCranmer

Project.toml

@@ -5,6 +5,7 @@ version = "1.5.1"
 
 [deps]
 DispatchDoctor = "8d63f2c5-f18a-4cf2-ba9d-b3f60fc568c8"
+PrecompileTools = "aea7be01-6a6a-4083-8856-8a6e6704d82a"
 TestItems = "1c621080-faea-4a02-84b6-bbd5e436b8fe"
 Tricks = "410a4b4d-49e4-4fbc-ab6d-cb71b17b3775"
 
@@ -24,6 +25,7 @@ DynamicQuantitiesUnitfulExt = "Unitful"
 DispatchDoctor = "0.4"
 LinearAlgebra = "1"
 Measurements = "2"
+PrecompileTools = "1"
 ScientificTypes = "3"
 TestItems = "0.1, 1"
 Tricks = "0.1.9"

src/DynamicQuantities.jl

@@ -52,4 +52,7 @@ let _units_import_expr = :(using .Units: m, g)
     eval(_units_import_expr)
 end
 
+# Include precompilation directives
+include("precompile.jl")
+
 end

src/precompile.jl

@@ -0,0 +1,72 @@
+import PrecompileTools
+
+PrecompileTools.@setup_workload begin
+    PrecompileTools.@compile_workload begin
+        q1 = u"m"
+        q1_s = us"m"
+        q2 = u"kg"
+        q2_s = us"kg"
+        q3 = u"m/s"
+        q3_s = us"m/s"
+        
+        # Basic operations
+        q1 + q1
+        q1_s + q1_s
+        q1 + q1_s
+        q1_s + q1
+
+        q1 - q1
+        q1_s - q1_s
+        q1 - q1_s
+        q1_s - q1
+
+        q1 * 2.0
+        q1_s * 2.0
+        2.0 * q1
+        q1_s * 2.0
+
+        q1 / 2.0
+        q1_s / 2.0
+
+        2.0 / q1
+        2.0 / q1_s
+
+        q1 * q2
+        q1_s * q2_s
+        q1 * q2_s
+        q1_s * q2
+
+        q1 / q3
+        q1_s / q3_s
+        q1 / q3_s
+        q1_s / q3
+
+        # Power operations
+        q3^2
+        q3_s^2
+        q3^2.0
+        q3_s^2.0
+        inv(q3)
+        inv(q3_s)
+
+        # Conversion/display
+        string(q3)
+        string(q3_s)
+        show(devnull, MIME"text/plain"(), q1)
+        show(devnull, MIME"text/plain"(), q1_s)
+        print(devnull, q1)
+        print(devnull, q1_s)
+
+        # Comparison operations
+        q1 == q1
+        q1_s == q1_s
+        q1 == q1_s
+        q1_s == q1
+
+        # Array operations
+        x = fill(q1, 10)
+        y = fill(q1_s, 10)
+        print(devnull, x)
+        print(devnull, y)
+    end
+end