Merge tag 'v0.5.0' into constants

[Diff since v0.4.0](v0.4.0...v0.5.0)

**Closed issues:**
- Use `Int64 / C` as default (#20)

**Merged pull requests:**
- Make `AbstractQuantity` and `AbstractDimensions` (#24) (@MilesCranmer)

Author: MilesCranmer

Project.toml

@@ -1,7 +1,7 @@
 name = "DynamicQuantities"
 uuid = "06fc5a27-2a28-4c7c-a15d-362465fb6821"
 authors = ["MilesCranmer <miles.cranmer@gmail.com> and contributors"]
-version = "0.4.0"
+version = "0.5.0"
 
 [deps]
 Requires = "ae029012-a4dd-5104-9daa-d747884805df"
@@ -15,6 +15,7 @@ DynamicQuantitiesUnitfulExt = "Unitful"
 
 [compat]
 Requires = "1"
+Tricks = "0.1"
 Unitful = "1"
 julia = "1.6"
 

src/types.jl

@@ -7,7 +7,7 @@ abstract type AbstractQuantity{T,D} end
 abstract type AbstractDimensions{R} end
 
 """
-    Dimensions{R}
+    Dimensions{R} <: AbstractDimensions{R}
 
 A type representing the dimensions of a quantity, with each
 field giving the power of the corresponding dimension. For
@@ -51,7 +51,7 @@ end
 const DEFAULT_DIM_TYPE = Dimensions{DEFAULT_DIM_BASE_TYPE}
 
 """
-    Quantity{T,D}
+    Quantity{T,D} <: AbstractQuantity{T,D}
 
 Physical quantity with value `value` of type `T` and dimensions `dimensions` of type `D`.
 For example, the velocity of an object with mass 1 kg and velocity