Test roles in assignment

2 files changed, 4 insertions, 3 deletions

diff --git a/docs/bqn.js b/docs/bqn.js
index 9b0d7912..fa6ab992 100644
--- a/docs/bqn.js
+++ b/docs/bqn.js
@@ -177,9 +177,9 @@ let runtime = run(
 // Compiler
 runtime[42] = assertFn("Compiler");
 let compile = run(
-  new 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1,0,42,21,0,48,21,0,47,0,32,21,0,53,17,0,6,0,60,17,0,0,21,0,53,17,21,0,55,0,0,21,0,54,17,0,0,0,51,21,0,47,0,52,0,32,8,0,2,21,0,55,19,8,16,21,0,69,3,13,0,22,16,0,41,0,32,7,21,0,7,17,0,22,21,0,79,17,0,31,16,22,0,81,11,14,21,0,62,0,43,0,61,7,16,21,0,59,21,0,20,0,43,0,73,7,16,21,0,20,0,13,16,0,26,16,0,0,0,60,17,21,0,68,0,43,0,74,7,16,21,0,50,0,32,21,0,39,17,0,0,0,63,17,21,0,67,21,0,50,0,32,21,0,42,17,0,0,0,63,17,21,0,38,21,0,1,0,0,21,0,43,17,0,30,21,0,45,17,0,0,21,1,8,0,33,16,0,1,0,75,17,17,21,0,3,0,32,21,0,53,17,0,0,0,66,17,21,0,44,0,32,21,0,54,17,0,2,0,77,17,0,1,21,0,55,17,0,0,0,76,17,0,14,0,51,0,56,8,0,2,0,59,19,0,0,0,20,19,16,21,0,69,0,43,0,78,7,16,3,13,0,22,21,0,80,17,0,22,16,0,32,21,0,81,17,22,0,82,11,14,0,78,0,22,21,0,82,17,21,1,33,16,22,0,83,22,0,84,4,2,11,14,21,0,25,0,0,21,0,72,17,0,43,0,23,7,21,0,69,0,13,0,50,0,1,8,21,0,82,17,0,16,21,0,81,17,0,22,0,60,17,0,41,0,30,7,21,0,84,17,17,0,43,0,22,7,0,62,0,26,0,50,0,29,0,52,0,44,0,23,7,8,8,0,63,17,0,21,16,0,32,21,0,24,17,17,22,0,85,11,14,21,0,83,21,0,58,21,0,85,3,3,25,0,79,22,0,3,11,14,21,0,1,0,6,0,60,17,0,45,0,4,7,21,0,3,17,0,5,16,22,0,4,11,0,0,0,60,17,22,0,5,11,0,28,16,0,48,0,0,7,16,22,0,6,11,14,21,0,6,0,30,21,0,5,17,0,1,0,51,0,13,0,49,0,26,8,8,16,0,31,16,0,31,16,22,0,7,11,14,21,0,1,15,14,21,0,4,17,0,32,21,0,7,17,22,0,8,11,14,21,0,8,21,0,6,3,2,25,21,0,1,21,1,27,16,22,0,3,22,0,4,22,0,5,22,0,6,4,4,11,14,21,0,3,21,1,32,21,0,4,21,0,5,3,2,17,22,0,7,22,0,8,22,0,9,4,3,11,14,21,0,7,21,0,6,0,22,21,0,2,0,32,21,0,8,17,17,21,0,9,3,3,25,21,0,1,0,32,0,51,21,0,2,0,30,21,0,1,17,8,0,53,0,43,0,60,7,8,16,21,1,11,21,0,2,0,41,0,32,7,16,17,25,21,0,1,0,27,16,0,0,21,0,2,17,0,48,0,6,7,16,0,6,21,0,1,17,25,0,35,0,14,0,19,0,49,0,13,8,19,0,41,0,30,7,0,20,19,0,0,21,0,2,19,0,41,0,32,7,21,2,2,19,0,22,0,99,19,0,22,21,0,1,19,0,22,0,113,19,25,21,0,2,0,2,16,22,0,3,11,14,21,0,1,21,0,3,0,46,0,10,7,16,0,55,0,30,0,51,21,0,3,8,0,50,21,1,3,0,52,0,3,8,0,5,9,0,52,21,0,0,8,8,0,22,0,7,0,0,21,0,3,0,52,0,2,8,19,0,51,21,1,3,8,19,8,0,60,0,1,21,0,2,17,17,25])
+ ,[runtime[0],runtime[1],runtime[2],runtime[3],runtime[4],runtime[6],runtime[7],runtime[8],runtime[9],runtime[10],runtime[11],runtime[12],runtime[13],runtime[14],runtime[15],runtime[16],runtime[17],runtime[18],runtime[19],runtime[20],runtime[21],runtime[22],runtime[23],runtime[24],runtime[25],runtime[26],runtime[27],runtime[28],runtime[29],runtime[30],runtime[32],runtime[33],runtime[35],runtime[36],runtime[37],runtime[38],runtime[39],runtime[40],runtime[41],runtime[42],runtime[43],runtime[44],runtime[45],runtime[46],runtime[47],runtime[48],runtime[49],runtime[50],runtime[51],runtime[52],runtime[53],runtime[54],runtime[55],runtime[56],runtime[58],runtime[61],10,-1,26,9,1,0,2,3,-3,-2,5,4,17,3.14159265358979,Infinity,6,21,15,14,11,16,7,25,128,'
+ ,[[0,1,0,35],[0,0,462,3],[1,1,501,4],[0,0,594,37],[0,0,1962,3],[0,0,2009,20],[0,0,2772,6],[0,0,2885,3],[0,0,2915,86],[0,0,6291,9],[0,0,6407,10],[0,0,6482,3],[0,0,6522,3],[2,1,6547,3],[0,0,6599,4]]
 );
 runtime[42] = assertFn("!");
 runtime.map((r,i) => {
diff --git a/src/c.bqn b/src/c.bqn
index 71477a1d..dec6c1a9 100644
--- a/src/c.bqn
+++ b/src/c.bqn
@@ -140,6 +140,7 @@ Parse ← {r‿nv←𝕨
   er⊏˜↩gr⋄ma←(𝕩=1+⊑bG)∧«er≥1⋄er⊏˜↩IT»ps⋄ma>↩tr←er≥1
   a←r=¯3⋄ro←(r≥2)∨a<«r=3
   os←⌽↕∘≠⊸(⊣-T)⌽¬ro∨ma⋄at←1+⊏⟜os⊸+/a
+  "Role of the two sides in assignment must match" ! (⊏⟜er≡⊏⟜r)at
   r(×⟜¬-⊢)↩aa←g⊏asn←»+`gi⊏«⊸-(≠𝕩)↑/⁼at
   ta←tr>(a≤○I1T ps)∧(⊢∧2(|<≤)ps(⊢-T)+`)¬ro
   oa←⌽/op←(«r≥0)∧r≥2