add showarr debug printing to utils.jl

Author: shashi

src/solve.jl

@@ -57,23 +57,11 @@ function A_b(eqs, vars)
     A, b
 end
 
-macro pa(x)
-    n = string(x)
-    quote
-        println($n, " = ")
-        Base.print_array(stdout, $(esc(x)))
-        println()
-    end
-end
 function solve_for(eqs, vars)
-    @pa eqs
-    @pa vars
 
     A, b = A_b(eqs, vars)
     A = SymbolicUtils.simplify.(to_symbolic.(A), polynorm=true)
     b = SymbolicUtils.simplify.(to_symbolic.(b), polynorm=true)
-    @pa A
-    @pa b
     map(to_mtk, SymbolicUtils.simplify.(ldiv(sym_lu(A), b)))
 end
 

src/utils.jl

@@ -134,4 +134,15 @@ function substituter(pairs)
     expr -> to_mtk(SymbolicUtils.substitute(expr, dict))
 end
 
+macro showarr(x)
+    n = string(x)
+    quote
+        y = $(esc(x))
+        println($n, " = ", summary(y))
+        Base.print_array(stdout, y)
+        println()
+        y
+    end
+end
+
 @deprecate substitute_expr!(expr,s) substitute(expr,s)