Fix formatting and add new tissue properties constants with diffusion in tissueproperties.jl

Author: oscarvanderheide

src/interfaces/tissueproperties.jl

@@ -10,7 +10,7 @@ that can be assembled with the `@parameters` macro.
 - `T₂::T`: Transverse relaxation time constant in **seconds**.
 - `B₁::T`: Relative transmit B₁ field scaling factor (dimensionless, typically around 1.0).
 - `B₀::T`: Off-resonance frequency in **Hz** (Hertz).
-- `D::T`:  Diffusion value: the TR/TD as used in https://doi.org/10.1002/nbm.5044 
+- `D::T`:  Diffusion value: the TR/TD as used in https://doi.org/10.1002/nbm.5044
             (dimensionless: "the amount of dispersion per TR at state=1")
 - `ρˣ::T`: Real part of proton density or equilibrium magnetization M₀
   (arbitrary units, dimensionless scaling factor).
@@ -170,7 +170,7 @@ hasD(::AbstractTissueProperties) = false
 for P in subtypes(AbstractTissueProperties)
     @eval hasB₁(::$(P)) = $(:B₁ ∈ fieldnames(P))
     @eval hasB₀(::$(P)) = $(:B₀ ∈ fieldnames(P))
-    @eval hasD(::$(P)) =  $(:D ∈ fieldnames(P))
+    @eval hasD(::$(P)) = $(:D ∈ fieldnames(P))
 end
 
 # Programatically export all subtypes of AbstractTissueProperties
@@ -240,6 +240,7 @@ const T1T2D = T₁T₂D
 const T1T2B1 = T₁T₂B₁
 const T1T2B1D = T₁T₂B₁D
 const T1T2B0 = T₁T₂B₀
+const T1T2B0D = T₁T₂B₀D
 const T1T2B1B0 = T₁T₂B₁B₀
 const T1T2B1B0D = T₁T₂B₁B₀D
 
@@ -248,8 +249,9 @@ const T1T2DPDxPDy = T₁T₂Dρˣρʸ
 const T1T2B1PDxPDy = T₁T₂B₁ρˣρʸ
 const T1T2B1DPDxPDy = T₁T₂B₁Dρˣρʸ
 const T1T2B0PDxPDy = T₁T₂B₀ρˣρʸ
+const T1T2B0DPDxPDy = T₁T₂B₀Dρˣρʸ
 const T1T2B1B0PDxPDy = T₁T₂B₁B₀ρˣρʸ
 const T1T2B1B0DPDxPDy = T₁T₂B₁B₀Dρˣρʸ
 
 # To perform simulations for multiple voxels, we store the tissue properties in a `StructArray` which we refer to as the `SimulationParameters`.
-const SimulationParameters = StructArray{<:AbstractTissueProperties}
+const SimulationParameters = StructArray{<:AbstractTissueProperties}