Stop encoding bytecode with LEB128; that can be done later for serialization

6 files changed, 24 insertions, 33 deletions

diff --git a/dc.bqn b/dc.bqn
index 02e9deec..51085b28 100755
--- a/dc.bqn
+++ b/dc.bqn
@@ -11,14 +11,23 @@ prims ← (•Import "dzref"){𝔽} "⟨
   ∘,○,⊸,⟜,⌾,⊘,◶,⎉,⚇,⍟
 ⟩"
 
+LEB←{
+  b←128
+  s←+`»i←1+l←⌊b⋆⁼1⌈𝕩
+  o←⍋⍋↕∘≠⊸-i/s
+  v←o⊏l{f←×𝕨⋄(𝕨-1)(b⊸(×⟜f+|)∾𝕊⟜(⌊÷⟜b)○(f⊸/))⍟(∨´f)𝕩}𝕩
+  v‿s‿i
+}
+
 special←<˘∘‿2⥊"𝕤𝕩𝕨𝕣𝕗𝕘"
 DCompile⇐{
   ⟨bc,o,fblk,ind⟩ ← 4 ↑ prims Compile 𝕩
+  bcl‿el‿ol←LEB bc
   blk‿bdy ← <˘⍉>(↕≠fblk){
     ⟨t,i,l,n⟩←𝕩
     s←(3×i)↓(t⊑3‿5‿6)↑special
-    ⟨⟨t,i,𝕨,𝕨⟩ ⋄ ⟨l, s∾⥊¨'a'+↕n-≠s⟩⟩
+    ⟨⟨t,i,𝕨,𝕨⟩ ⋄ ⟨l⊑el, s∾⥊¨'a'+↕n-≠s⟩⟩
   }¨fblk
-  ⟨bc,o,blk,bdy,⊑ind,1⊑ind,𝕩⟩
+  ⟨bcl,o,blk,bdy,ol/⊑ind,ol/1⊑ind,𝕩⟩
 }
 DRun⇐•COMP∘DCompile
diff --git a/docs/bqn.js b/docs/bqn.js
index 852836b8..24c253e8 100644
--- a/docs/bqn.js
+++ b/docs/bqn.js
@@ -32,13 +32,7 @@ let genjs = (B, p, L) => { // Bytecode -> Javascript compiler
   let rV = n => { szM=Math.max(szM,n+1); return 'v'+n; };
   let rP = val => rV(rD++) + "="+val+";";
   let rG = () => rV(--rD);
-  let num = () => {
-    let b=128,n=B[p++];
-    if (n<b) return n;
-    let i=1, t=0;
-    do { t+=i*(n-b); i*=b; n=B[p++]; } while (n>=b);
-    return t+i*n;
-  }
+  let num = () => { return B[p++]; }
   let ge = n => "e"+".p".repeat(n);
   loop: while(true) { r+="\n";
     if (p>B.length) throw Error("Internal compiler error: Unclosed function");
@@ -170,17 +164,17 @@ let provide = [
 ];
 
 let runtime = run(
-  new 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,22,1,5,13,14,21,0,3,25,21,0,1,21,3,26,21,0,1,21,3,22,16,0,7,21,0,2,17,0,17,21,3,5,0,18,0,22,7,8,16,17,25,21,0,1,0,18,0,6,7,21,0,2,0,18,21,0,4,21,3,8,0,8,8,7,16,17,25,21,0,1,0,22,21,3,8,0,12,8,0,7,0,22,19,21,3,9,21,1,5,21,0,2,7,21,3,7,0,17,8,8,21,1,7,17,21,1,5,21,0,2,0,8,21,1,7,17,7,22,1,6,13,14,0,22,22,1,7,12,14,21,0,1,21,3,22,16,25,21,0,2,0,8,22,1,7,13,14,21,0,2,25,0,22,22,1,9,12,25,21,1,3,0,7,21,1,4,21,3,22,16,17,0,17,16,0,18,0,6,21,3,7,21,1,3,8,21,3,4,0,16,7,21,1,4,19,7,16,22,0,3,11,21,3,26,22,1,10,13,14,21,0,3,21,3,24,0,8,7,21,1,7,17,0,12,21,3,7,0,22,8,0,7,0,22,19,21,3,9,15,173,8,16,14,21,0,1,0,15,16,21,3,8,0,16,8,22,0,4,11,14,21,1,9,21,3,1,21,3,9,15,174,8,16,14,21,1,6,0,15,21,1,10,17,0,18,21,0,4,7,16,25,21,0,1,0,17,16,0,18,0,7,21,3,7,21,0,1,8,21,3,4,0,16,7,21,1,3,19,7,16,25,21,0,1,0,17,16,0,18,0,8,21,3,7,21,0,2,8,7,16,25,21,0,1,0,22,0,7,21,1,3,17,21,3,17,21,0,2,17,21,3,9,21,3,60,21,0,0,21,3,7,21,0,2,0,6,0,22,17,8,7,8,16,21,2,3,21,0,2,21,1,4,16,17,25,21,2,7,21,3,78,21,0,1,17,0,17,16,0,18,21,2,6,0,1,16,7,16,21,3,26,22,2,6,13,14,21,2,7,25,21,0,1,21,3,65,21,2,7,17,0,18,21,2,6,21,3,8,0,16,8,7,16,25,21,0,2,0,18,21,0,1,21,3,8,0,16,8,7,16,25,21,0,1,21,3,74,21,0,2,17,0,19,21,3,68,7,16,21,3,24,21,3,77,7,16,22,0,3,11,14,21,0,3,21,3,94,16,0,18,21,0,2,21,3,8,0,16,8,7,16,21,3,24,21,3,70,7,16,22,0,4,11,14,21,0,3,21,3,72,21,3,7,21,1,4,8,21,3,9,21,0,2,21,0,1,3,2,21,3,8,21,3,45,0,16,7,8,21,3,5,15,175,8,8,16,14,21,0,4,25,21,1,4,21,3,77,21,3,7,21,0,1,8,21,3,6,21,2,5,8,21,1,3,17,21,3,74,21,3,7,0,21,8,21,3,9,21,0,1,21,3,77,0,22,17,21,3,5,21,1,5,8,8,16,25,21,0,1,0,22,21,3,8,21,3,72,8,21,3,9,15,176,8,21,0,2,17,25,21,0,2,21,3,112,16,21,3,95,16,22,0,3,11,14,21,0,1,21,3,111,21,0,2,21,3,28,21,0,3,17,17,21,3,4,21,3,78,7,0,22,17,21,3,67,0,21,17,21,3,4,21,3,28,7,21,0,3,17,22,0,4,11,14,21,0,1,21,1,3,21,3,110,21,3,48,8,21,0,2,21,3,28,21,0,4,17,17,21,2,2,21,3,9,21,3,70,21,3,7,21,3,78,21,3,7,21,0,4,8,8,21,3,77,21,3,2,19,8,21,0,2,21,3,73,16,17,25,21,0,1,21,1,8,0,7,0,22,17,21,4,9,21,1,9,0,7,0,22,19,21,4,9,15,177,8,8,0,22,0,7,21,0,1,17,17,25,21,0,2,0,6,21,1,3,17,22,1,4,12,14,21,0,1,0,6,21,1,3,17,22,1,7,12,21,2,6,16,22,1,6,12,0,6,21,1,3,17,21,2,6,16,22,1,5,12,14,21,1,7,0,13,21,3,6,17,22,1,8,12,14,21,1,6,21,1,11,16,14,21,1,7,21,1,13,21,1,4,17,25,21,0,2,0,6,0,22,17,22,1,4,12,0,12,21,1,6,17,0,8,0,23,17,0,6,22,1,8,13,14,21,0,2,25,21,0,1,0,6,0,22,17,22,1,7,12,0,12,21,1,5,17,0,6,22,1,8,13,14,21,0,1,25,21,0,1,21,1,10,21,4,0,21,1,8,8,21,0,2,17,25,21,0,1,0,16,21,1,7,21,1,13,21,1,4,17,17,25,0,22,0,6,21,0,1,17,21,2,4,16,22,2,6,12,21,2,5,16,22,2,7,12,14,21,2,6,25,21,0,1,0,17,16,21,2,5,21,0,1,7,22,2,6,13,25,21,4,3,21,0,1,0,1,16,7,21,1,4,3,2,21,4,0,0,13,21,4,7,0,21,8,8,22,1,4,12,25,21,0,1,21,4,24,21,4,78,7,16,21,4,70,16,22,2,3,12,14,21,0,1,21,4,24,21,4,66,7,16,21,4,70,21,1,4,17,22,1,4,12,25,0,23,21,4,62,21,0,2,17,21,4,66,16,22,0,3,11,21,4,77,21,0,1,17,22,0,4,11,21,3,2,16,22,0,5,11,14,21,0,1,21,0,4,3,2,0,16,21,0,5,17,21,2,3,21,0,2,21,4,65,0,23,17,21,4,70,21,0,5,17,21,4,77,21,0,3,17,17,25,21,0,1,14,0,23,22,2,8,12,14,21,2,4,22,2,7,12,14,21,0,1,22,2,4,12,25]
  ,provide.concat([0,1,2,32,3,8,-1,-Infinity,Infinity,4,str("´: 𝕩 must be a list"),str("Mapping: Equal-rank argument shapes don\'t agree"),str("Mapping: Argument shape prefixes don\'t agree"),str("⍋𝕩: 𝕩 must have rank at least 1"),str("/: Replication argument must have rank 1"),str("/: Amounts to replicate must be natural numbers"),str("⌽𝕩: 𝕩 must have rank at least 1"),str("𝕨⌽𝕩: 𝕨 must consist of integers"),str("↑𝕩: 𝕩 must have rank at least 1"),str("↓𝕩: 𝕩 must have rank at least 1"),str("𝕨⊏𝕩: 𝕩 must be an array"),str("𝕨⊏𝕩: Indices in 𝕨 must be integers"),str("𝕨⊏𝕩: Indices out of range"),str(">𝕩: Elements of 𝕩 must have matching shapes"),str("∾𝕩: Elements of 𝕩 must all have the same rank"),str("∾𝕩: 𝕩 element rank must be at least argument rank"),str("∾𝕩: 𝕩 element shapes must be compatible"),str("∾𝕩: 𝕩 element trailing shapes must match"),str("∾𝕩: 𝕩 must be an array"),str("𝕨"),str("𝕩: 𝕨 must "),str("have rank at most 1"),str("consist of integers"),str("↑"),str("↓"),str("« or »: 𝕩 must have rank at least 1"),str("« or »: 𝕨 must not have higher rank than 𝕩"),str("« or »: Rank of 𝕨 must be at least rank of 𝕩 minus 1"),str("« or »: 𝕨 must share 𝕩\'s major cell shape"),str("𝕨↕𝕩: 𝕩 must be an array"),str("𝕨↕𝕩: 𝕨 must have rank at most 1"),str("𝕨↕𝕩: Length of 𝕨 must be at most rank of 𝕩"),str("𝕨↕𝕩: 𝕨 must consist of natural numbers"),str("𝕨↕𝕩: Window length 𝕨 must be at most axis length plus one"),str("First-axis primitive: 𝕩 must have rank at least 1"),str("Multi-axis primitive: 𝕨 must have rank at most 1"),str("Multi-axis primitive: Length of 𝕨 must be at most rank of 𝕩"),str("≥: No monadic form"),str("≤: No monadic form"),str("´: Identity not found"),str("𝕨⥊𝕩: 𝕨 must have rank at most 1"),str("𝕨⥊𝕩: 𝕨 must consist of natural numbers"),str("𝕨⥊𝕩: Can\'t compute axis length when rest of shape is empty"),str("𝕨⥊𝕩: 𝕨 must consist of natural numbers or ∘ ⌊ ⌽ ↑"),str("𝕨⥊𝕩: Shape must be exact when reshaping with ∘"),str("↕𝕩: 𝕩 must consist of natural numbers"),str("↕𝕩: 𝕩 must be a number or list"),str("˝: 𝕩 must have rank at least 1"),str("𝕨∾𝕩: Rank of 𝕨 and 𝕩 must differ by at most 1"),str("𝕨∾𝕩: Cell shapes of 𝕨 and 𝕩 must match"),str("𝕨/𝕩: Lengths of components of 𝕨 must match 𝕩"),str("⊔: Grouping argument must consist of integers"),str("⊔: Grouping argument values cannot be less than ¯1"),str("⊔𝕩: 𝕩 must be a list"),str("𝕨⊔𝕩: 𝕩 must be an array"),str("𝕨⊔𝕩: Compound 𝕨 must be a list"),str("𝕨⊔𝕩: Total rank of 𝕨 must be at most rank of 𝕩"),str("𝕨⊔𝕩: Lengths of components of 𝕨 must be compatible with 𝕩"),str("𝕨⊑𝕩: Indices in compound 𝕨 must be lists"),str("𝕨⊑𝕩: Index length in 𝕨 must match rank of 𝕩"),str("𝕨⊑𝕩: Indices in 𝕨 must consist of integers"),str("𝕨⊑𝕩: Index out of range"),str("⍋ or ⍒: Rank of 𝕨 must be at least 1"),str("⍋ or ⍒: Rank of 𝕩 must be at least cell rank of 𝕨"),str("⍋ or ⍒: 𝕨 must be sorted"),str("p⊐𝕩 or 𝕨∊p: p must have rank at least 1"),str("∊𝕩 or ⊐𝕩: 𝕩 must have rank at least 1"),str("⍷𝕩: Rank of 𝕨 cannot exceed rank of 𝕩"),str("𝕨⍉𝕩: 𝕨 must have rank at most 1"),str("𝕨⍉𝕩: Length of 𝕨 must not exceed rank of 𝕩"),str("𝕨⍉𝕩: 𝕨 must consist of natural numbers"),str("𝕨⍉𝕩: Skipped result axis"),str("⁼: Inverse failed"),str("⁼: Inverse does not exist"),str("⁼: Inverse not found"),str("⍟: Repetition numbers in 𝕨 must be integers")])
- ,[[0,1,0,148],[2,0,3136,6],[0,0,3163,3],[0,0,3167,3],[0,0,3171,3],[1,0,3175,5],[1,0,3183,5],[2,0,3201,6],[2,0,3216,6],[2,0,3235,6],[2,0,3257,6],[2,0,3279,6],[0,0,3311,3],[0,0,3317,3],[0,0,3326,3],[0,0,3332,3],[0,0,3343,3],[0,0,3352,3],[1,0,3361,9],[0,0,3474,3],[0,0,3514,4],[0,0,3590,5],[0,0,3665,3],[1,1,3682,4],[1,1,3755,3],[0,0,3819,3],[0,0,3830,5],[2,0,3914,12],[0,0,4120,4],[0,0,4169,6],[0,0,4259,7],[0,0,4388,4],[0,0,4449,4],[0,0,4551,3],[0,0,4604,4],[1,1,4665,2],[0,0,4698,4],[2,0,4839,16],[1,1,5069,2],[0,0,5093,3],[0,0,5120,3],[0,0,5146,3],[0,0,5185,4],[0,0,5282,3],[0,0,5311,7],[0,0,5358,14],[1,1,5592,8],[1,0,5645,6],[1,1,5753,2],[0,0,5811,5],[0,0,5973,5],[0,0,6110,7],[0,0,6279,3],[0,0,6338,4],[1,1,6411,2],[2,1,6421,4],[0,0,6457,3],[0,0,6484,3],[0,0,6506,3],[0,0,6528,3],[0,0,6557,9],[0,0,6708,5],[1,1,6743,2],[2,0,6812,10],[2,0,6872,8],[1,0,7066,5],[0,0,7108,8],[0,0,7344,5],[0,0,7412,3],[1,0,7446,8],[0,0,7546,4],[0,0,7630,6],[0,0,7953,4],[0,0,8166,3],[0,0,8184,4],[1,0,8257,9],[1,1,8327,3],[1,0,8352,14],[1,1,8787,4],[1,0,8837,6],[0,0,8976,4],[0,0,9044,3],[0,0,9118,3],[0,0,9173,4],[0,0,9302,4],[0,0,9423,3],[2,0,9481,6],[2,0,9511,7],[0,0,9553,6],[0,0,9707,3],[0,0,9780,3],[0,0,9820,5],[0,0,9970,3],[0,0,10021,3],[0,0,10049,3],[0,0,10139,3],[1,1,10198,2],[2,0,10207,13],[1,1,10363,2],[1,1,10377,2],[1,1,10381,2],[0,0,10385,3],[0,0,10397,3],[0,0,10420,3],[1,0,10441,6],[1,0,10558,11],[1,0,10779,5],[0,0,10794,3],[0,0,10809,3],[0,0,10824,3],[1,0,10869,8],[0,0,11008,8],[0,0,11176,3],[0,0,11202,3],[0,0,11208,4],[0,0,11257,3],[0,0,11267,3],[1,0,11312,7],[0,0,11339,9],[1,0,11625,5],[0,0,11641,7],[0,0,11808,11],[0,0,12050,8],[0,0,12364,3],[0,0,12392,5],[1,0,12488,5],[0,0,12499,8],[0,0,12756,3],[0,0,12797,3],[0,0,12817,3],[1,0,12871,6],[0,0,13024,6],[0,0,13146,3],[0,0,13157,3],[0,0,13178,3],[0,0,13209,3],[0,0,13247,6],[0,0,13354,6],[0,0,13404,4],[0,0,13434,3],[0,0,13453,4],[1,1,13611,2],[0,0,13615,3],[1,0,13658,5],[1,0,13695,5],[1,0,13706,5],[0,0,13717,14],[0,0,13893,3],[0,0,13914,3],[0,0,13943,4],[0,0,13966,3],[1,0,13999,5],[0,0,14025,3],[0,0,14095,3],[0,1,14109,0],[0,0,14116,5],[0,0,14251,3],[0,0,14281,3],[0,0,14301,3],[0,0,14355,3],[0,0,14390,3],[0,0,14414,3],[0,0,14431,5],[0,0,14542,3],[0,0,14597,3],[0,0,14621,5],[0,0,14750,3],[0,0,14790,3],[0,0,14873,3],[0,0,14907,3],[0,0,14936,3],[0,0,14954,3],[0,0,14971,3],[0,0,15000,3],[0,0,15018,3],[0,0,15050,3],[0,0,15093,6],[0,0,15172,3]]
+ ,[[0,1,0,148],[2,0,3086,6],[0,0,3113,3],[0,0,3117,3],[0,0,3121,3],[1,0,3125,5],[1,0,3133,5],[2,0,3151,6],[2,0,3166,6],[2,0,3185,6],[2,0,3207,6],[2,0,3229,6],[0,0,3261,3],[0,0,3267,3],[0,0,3276,3],[0,0,3282,3],[0,0,3293,3],[0,0,3302,3],[1,0,3311,9],[0,0,3424,3],[0,0,3464,4],[0,0,3540,5],[0,0,3615,3],[1,1,3632,4],[1,1,3705,3],[0,0,3769,3],[0,0,3780,5],[2,0,3864,12],[0,0,4070,4],[0,0,4119,6],[0,0,4209,7],[0,0,4338,4],[0,0,4399,4],[0,0,4501,3],[0,0,4554,4],[1,1,4615,2],[0,0,4648,4],[2,0,4789,16],[1,1,5019,2],[0,0,5043,3],[0,0,5070,3],[0,0,5096,3],[0,0,5135,4],[0,0,5232,3],[0,0,5261,7],[0,0,5308,14],[1,1,5542,8],[1,0,5595,6],[1,1,5703,2],[0,0,5761,5],[0,0,5923,5],[0,0,6060,7],[0,0,6229,3],[0,0,6288,4],[1,1,6361,2],[2,1,6371,4],[0,0,6407,3],[0,0,6434,3],[0,0,6456,3],[0,0,6478,3],[0,0,6507,9],[0,0,6658,5],[1,1,6691,2],[2,0,6760,10],[2,0,6819,8],[1,0,7012,5],[0,0,7054,8],[0,0,7290,5],[0,0,7356,3],[1,0,7390,8],[0,0,7489,4],[0,0,7572,6],[0,0,7895,4],[0,0,8108,3],[0,0,8126,4],[1,0,8198,9],[1,1,8267,3],[1,0,8291,14],[1,1,8725,4],[1,0,8774,6],[0,0,8913,4],[0,0,8981,3],[0,0,9055,3],[0,0,9110,4],[0,0,9239,4],[0,0,9359,3],[2,0,9416,6],[2,0,9444,7],[0,0,9485,6],[0,0,9635,3],[0,0,9705,3],[0,0,9742,5],[0,0,9886,3],[0,0,9933,3],[0,0,9959,3],[0,0,10046,3],[1,1,10101,2],[2,0,10109,13],[1,1,10260,2],[1,1,10274,2],[1,1,10278,2],[0,0,10282,3],[0,0,10294,3],[0,0,10317,3],[1,0,10338,6],[1,0,10455,11],[1,0,10676,5],[0,0,10691,3],[0,0,10705,3],[0,0,10719,3],[1,0,10764,8],[0,0,10902,8],[0,0,11069,3],[0,0,11095,3],[0,0,11101,4],[0,0,11150,3],[0,0,11160,3],[1,0,11204,7],[0,0,11230,9],[1,0,11516,5],[0,0,11532,7],[0,0,11699,11],[0,0,11935,8],[0,0,12247,3],[0,0,12275,5],[1,0,12370,5],[0,0,12381,8],[0,0,12636,3],[0,0,12676,3],[0,0,12696,3],[1,0,12750,6],[0,0,12903,6],[0,0,13025,3],[0,0,13036,3],[0,0,13057,3],[0,0,13088,3],[0,0,13126,6],[0,0,13231,6],[0,0,13280,4],[0,0,13309,3],[0,0,13328,4],[1,1,13485,2],[0,0,13489,3],[1,0,13532,5],[1,0,13569,5],[1,0,13580,5],[0,0,13591,14],[0,0,13761,3],[0,0,13781,3],[0,0,13810,4],[0,0,13833,3],[1,0,13866,5],[0,0,13892,3],[0,0,13962,3],[0,1,13976,0],[0,0,13983,5],[0,0,14116,3],[0,0,14146,3],[0,0,14166,3],[0,0,14220,3],[0,0,14255,3],[0,0,14279,3],[0,0,14296,5],[0,0,14406,3],[0,0,14461,3],[0,0,14484,5],[0,0,14613,3],[0,0,14652,3],[0,0,14735,3],[0,0,14769,3],[0,0,14798,3],[0,0,14816,3],[0,0,14833,3],[0,0,14862,3],[0,0,14880,3],[0,0,14912,3],[0,0,14955,6],[0,0,15034,3]]
 );
 
 // Compiler
 runtime[42] = assertFn("Compiler");
 let compile = run(
-  new 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1,0,11,0,50,0,22,8,21,0,2,0,52,0,30,8,0,41,0,61,0,55,0,32,8,7,21,1,6,0,22,21,1,5,17,19,0,29,0,49,0,9,8,9,19,0,41,0,39,7,0,62,19,8,25,21,1,14,0,21,0,62,17,0,30,21,0,1,17,0,13,21,2,9,0,33,16,0,0,0,71,17,17,21,1,12,0,21,0,62,19,0,30,21,0,1,19,21,1,9,0,120,8,16,25,21,2,12,21,2,18,21,0,1,17,0,9,21,1,25,0,14,0,62,17,17,25,21,2,8,0,33,16,0,14,21,0,1,17,0,9,21,1,30,0,13,0,62,17,0,32,21,1,25,17,17,25,21,1,5,0,32,0,51,21,0,2,8,0,53,21,1,5,0,32,21,0,1,17,8,16,22,1,5,12,14,21,1,6,0,32,0,51,21,0,1,8,0,53,21,1,6,0,32,21,0,2,17,8,16,22,1,6,12,25,21,1,75,0,32,0,51,21,0,1,8,0,13,0,51,0,27,8,9,0,50,0,10,8,21,1,76,17,0,8,16,21,1,72,0,30,0,51,21,1,68,8,0,52,0,21,8,9,0,32,21,0,1,19,21,1,9,0,132,8,16,25,21,0,1,0,30,21,0,1,0,2,16,0,10,21,1,68,17,22,0,3,11,17,0,27,0,52,0,1,8,16,0,15,0,63,17,21,1,72,0,30,21,0,3,19,21,1,9,0,134,8,16,25,21,0,1,0,27,16,0,0,21,0,2,17,0,48,0,6,7,16,0,6,21,0,1,17,25,0,35,0,14,0,18,0,49,0,13,8,19,0,41,0,30,7,0,19,19,0,0,21,0,2,19,0,41,0,32,7,21,3,2,19,0,21,0,100,19,0,21,21,0,1,19,0,21,0,114,19,25]
+ ,[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[19],runtime[20],runtime[21],runtime[22],runtime[23],runtime[24],runtime[25],runtime[26],runtime[27],runtime[28],runtime[29],runtime[30],runtime[31],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[59],runtime[61],10,-1,26,9,1,0,2,3,-3,-2,5,17,3.141592653589793,Infinity,4,-4,-10,21,14,15,11,16,7,25,'
+ ,[[0,1,0,32],[1,0,459,5],[1,1,478,5],[0,0,602,44],[0,0,2119,22],[0,0,2921,109],[0,0,7395,13],[0,0,7517,3],[0,0,7525,3],[0,0,7565,3],[0,0,7584,3],[0,0,7607,3],[2,1,7631,3],[0,0,7667,6],[2,1,7804,3],[0,0,7873,3],[0,0,7923,3],[0,0,7945,3],[0,0,7975,3],[0,0,8033,3],[0,0,8095,4],[0,0,8147,3],[2,1,8172,3]]
 );
 runtime[42] = assertFn("!");
 runtime.map((r,i) => {
@@ -197,7 +191,7 @@ let fmt0 = x =>
     (x.glyph||(x.m?"*"+x.m+"-modifier*":"*function*"))
   : ""+x;
 let fmt1 = run(
-  new Uint8Array([15,1,25,21,0,1,22,0,2,11,14,0,60,0,14,0,17,0,17,19,0,36,0,61,8,3,2,0,39,0,9,0,36,0,52,8,8,21,0,2,3,2,0,39,0,52,0,37,0,7,8,8,0,18,9,22,0,3,11,14,15,2,22,0,4,11,14,0,10,0,7,0,46,19,0,41,15,3,8,22,0,5,11,14,15,4,22,0,6,11,14,15,5,22,0,7,11,14,15,6,15,7,3,2,0,39,15,8,0,45,3,2,0,39,0,9,0,37,0,9,0,36,0,45,8,0,35,0,6,8,8,8,8,22,0,8,11,14,0,70,0,18,0,69,17,15,9,15,10,3,2,0,39,0,9,0,10,0,42,19,0,6,0,10,0,9,0,46,19,19,8,3,2,0,39,0,13,0,13,0,42,0,42,3,2,19,8,22,0,9,11,14,15,11,22,0,10,11,14,15,12,22,0,11,11,14,15,13,15,14,15,15,3,3,0,39,0,26,0,52,7,0,7,0,16,19,0,34,0,31,0,0,7,0,11,0,0,0,7,0,36,0,42,8,19,0,9,19,8,8,22,0,12,11,14,21,0,3,21,0,12,21,0,11,3,3,0,39,0,12,0,3,0,46,19,8,22,0,13,11,14,21,0,13,0,34,0,28,0,51,0,0,0,52,17,0,37,0,17,8,7,8,0,16,9,0,20,0,43,19,25,0,45,0,29,0,19,7,21,0,1,0,1,16,17,0,22,0,38,0,33,0,27,0,30,0,2,7,7,7,8,16,0,31,0,43,0,44,3,2,0,40,0,0,8,7,21,0,2,17,0,16,16,0,25,0,36,0,43,8,0,38,0,42,8,16,25,21,0,1,0,13,16,0,20,0,43,17,22,0,3,11,0,4,0,45,17,21,1,4,16,22,0,4,11,14,15,16,22,0,5,11,14,21,0,1,0,16,21,0,1,0,13,16,0,19,0,43,17,0,17,21,0,3,0,31,0,2,7,16,17,17,0,19,0,36,0,31,0,0,7,8,21,0,5,3,2,0,39,0,15,0,34,0,9,8,0,7,0,42,19,8,21,0,4,17,25,21,0,1,0,16,16,0,29,0,26,0,53,7,0,16,0,13,0,25,0,43,19,0,37,0,17,8,19,0,17,0,15,19,7,21,0,1,0,13,16,21,1,4,0,45,17,17,0,17,16,25,0,53,0,16,21,0,1,0,9,16,21,0,2,3,2,17,22,0,3,11,14,21,0,3,21,0,1,21,0,3,3,3,0,18,16,0,17,16,25,0,64,0,17,21,0,1,0,24,16,0,20,0,45,17,0,20,0,43,17,17,0,17,0,63,17,0,18,16,25,21,0,1,0,13,16,0,25,0,43,17,22,0,3,11,14,0,65,21,0,2,0,15,0,3,0,45,19,0,27,0,24,7,0,66,19,0,16,9,21,1,2,3,2,0,39,0,7,0,36,0,47,8,8,16,3,2,0,17,16,0,19,21,0,3,17,0,18,16,21,0,1,0,25,0,38,0,67,0,25,0,45,0,1,21,0,2,17,0,3,0,48,17,0,4,0,42,17,17,8,16,0,68,0,19,0,36,0,1,8,21,0,3,17,0,18,16,3,3,0,17,16,25,21,0,1,0,24,16,0,30,0,10,7,0,62,17,0,32,0,1,7,16,0,33,0,0,7,16,0,10,0,46,17,0,31,0,6,7,16,25,21,0,1,0,29,0,71,7,16,21,1,7,0,45,17,21,1,8,0,46,17,0,25,0,36,0,42,0,43,3,2,8,0,38,0,54,8,16,25,21,0,1,0,13,16,0,62,0,29,21,1,2,7,0,29,0,17,0,36,0,72,8,7,9,0,17,9,0,25,0,38,0,55,8,9,3,2,0,39,0,9,0,7,0,45,19,8,16,0,18,16,25,21,0,1,0,29,0,13,7,16,22,0,3,11,14,21,0,3,0,29,0,25,7,0,45,17,0,16,0,26,0,45,7,0,1,0,10,19,0,41,0,32,0,4,7,8,3,2,0,39,0,10,0,7,0,42,19,8,16,22,0,4,11,14,21,0,3,0,29,0,25,7,16,0,10,0,7,0,42,19,0,41,0,45,0,40,0,32,0,4,7,8,8,16,22,0,5,11,14,21,0,1,0,29,0,19,7,0,45,0,19,21,0,4,0,9,16,0,2,21,0,2,17,0,1,16,17,0,5,21,0,4,17,0,2,21,0,2,17,0,30,0,17,7,21,0,5,17,17,0,10,0,1,0,46,19,0,4,0,42,19,0,41,0,18,8,16,0,46,0,40,0,17,0,34,0,7,8,8,16,22,0,6,11,14,21,0,6,21,1,6,0,8,0,34,21,1,5,8,3,2,0,39,21,0,5,0,16,16,0,12,0,36,0,22,0,36,0,45,8,8,16,8,16,21,1,7,0,46,17,25,21,0,1,0,29,21,1,13,7,16,21,1,10,0,45,0,14,21,0,2,17,17,21,1,8,21,0,1,0,10,16,17,25,21,0,1,0,13,16,0,20,0,43,17,22,0,3,11,0,9,16,0,1,16,0,10,0,36,0,42,8,0,41,0,44,8,16,22,0,4,11,14,0,56,22,0,5,11,14,15,17,22,0,6,11,14,21,0,1,0,23,0,36,0,15,0,10,21,0,5,19,0,0,0,45,19,8,21,0,6,3,2,0,39,0,10,0,9,0,45,19,8,16,22,0,1,12,14,21,0,1,0,10,16,22,0,7,11,14,21,0,5,0,19,0,36,0,1,8,21,0,3,17,21,0,4,0,40,0,17,8,21,0,1,17,21,0,4,0,40,0,17,8,0,59,0,19,21,0,3,0,17,0,45,17,0,25,0,43,17,17,0,16,21,0,3,17,0,25,0,38,21,0,5,8,16,17,0,18,16,21,0,7,0,9,0,45,17,0,41,21,1,5,21,1,7,0,45,19,21,1,8,21,0,7,19,8,16,25,21,0,1,21,1,11,21,1,9,3,2,0,39,0,13,0,10,0,42,19,0,31,0,6,7,9,8,16,25,21,0,1,21,1,11,0,43,17,25,21,0,1,0,17,0,36,0,24,0,34,0,29,0,53,7,8,8,16,0,24,21,0,2,0,0,0,45,17,0,17,0,42,17,0,23,16,0,2,0,36,0,7,0,36,0,21,8,8,16,17,25,0,50,0,0,0,52,17,0,7,21,0,1,17,0,2,0,52,0,1,0,58,17,17,0,0,0,49,0,0,0,52,17,0,15,0,1,0,57,19,0,2,0,10,19,21,0,1,17,17,0,0,21,0,1,17,25])
+  [15,1,25,21,0,1,22,0,2,11,14,0,60,0,14,0,17,0,17,19,0,36,0,61,8,3,2,0,39,0,9,0,36,0,52,8,8,21,0,2,3,2,0,39,0,52,0,37,0,7,8,8,0,18,9,22,0,3,11,14,15,2,22,0,4,11,14,0,10,0,7,0,46,19,0,41,15,3,8,22,0,5,11,14,15,4,22,0,6,11,14,15,5,22,0,7,11,14,15,6,15,7,3,2,0,39,15,8,0,45,3,2,0,39,0,9,0,37,0,9,0,36,0,45,8,0,35,0,6,8,8,8,8,22,0,8,11,14,0,70,0,18,0,69,17,15,9,15,10,3,2,0,39,0,9,0,10,0,42,19,0,6,0,10,0,9,0,46,19,19,8,3,2,0,39,0,13,0,13,0,42,0,42,3,2,19,8,22,0,9,11,14,15,11,22,0,10,11,14,15,12,22,0,11,11,14,15,13,15,14,15,15,3,3,0,39,0,26,0,52,7,0,7,0,16,19,0,34,0,31,0,0,7,0,11,0,0,0,7,0,36,0,42,8,19,0,9,19,8,8,22,0,12,11,14,21,0,3,21,0,12,21,0,11,3,3,0,39,0,12,0,3,0,46,19,8,22,0,13,11,14,21,0,13,0,34,0,28,0,51,0,0,0,52,17,0,37,0,17,8,7,8,0,16,9,0,20,0,43,19,25,0,45,0,29,0,19,7,21,0,1,0,1,16,17,0,22,0,38,0,33,0,27,0,30,0,2,7,7,7,8,16,0,31,0,43,0,44,3,2,0,40,0,0,8,7,21,0,2,17,0,16,16,0,25,0,36,0,43,8,0,38,0,42,8,16,25,21,0,1,0,13,16,0,20,0,43,17,22,0,3,11,0,4,0,45,17,21,1,4,16,22,0,4,11,14,15,16,22,0,5,11,14,21,0,1,0,16,21,0,1,0,13,16,0,19,0,43,17,0,17,21,0,3,0,31,0,2,7,16,17,17,0,19,0,36,0,31,0,0,7,8,21,0,5,3,2,0,39,0,15,0,34,0,9,8,0,7,0,42,19,8,21,0,4,17,25,21,0,1,0,16,16,0,29,0,26,0,53,7,0,16,0,13,0,25,0,43,19,0,37,0,17,8,19,0,17,0,15,19,7,21,0,1,0,13,16,21,1,4,0,45,17,17,0,17,16,25,0,53,0,16,21,0,1,0,9,16,21,0,2,3,2,17,22,0,3,11,14,21,0,3,21,0,1,21,0,3,3,3,0,18,16,0,17,16,25,0,64,0,17,21,0,1,0,24,16,0,20,0,45,17,0,20,0,43,17,17,0,17,0,63,17,0,18,16,25,21,0,1,0,13,16,0,25,0,43,17,22,0,3,11,14,0,65,21,0,2,0,15,0,3,0,45,19,0,27,0,24,7,0,66,19,0,16,9,21,1,2,3,2,0,39,0,7,0,36,0,47,8,8,16,3,2,0,17,16,0,19,21,0,3,17,0,18,16,21,0,1,0,25,0,38,0,67,0,25,0,45,0,1,21,0,2,17,0,3,0,48,17,0,4,0,42,17,17,8,16,0,68,0,19,0,36,0,1,8,21,0,3,17,0,18,16,3,3,0,17,16,25,21,0,1,0,24,16,0,30,0,10,7,0,62,17,0,32,0,1,7,16,0,33,0,0,7,16,0,10,0,46,17,0,31,0,6,7,16,25,21,0,1,0,29,0,71,7,16,21,1,7,0,45,17,21,1,8,0,46,17,0,25,0,36,0,42,0,43,3,2,8,0,38,0,54,8,16,25,21,0,1,0,13,16,0,62,0,29,21,1,2,7,0,29,0,17,0,36,0,72,8,7,9,0,17,9,0,25,0,38,0,55,8,9,3,2,0,39,0,9,0,7,0,45,19,8,16,0,18,16,25,21,0,1,0,29,0,13,7,16,22,0,3,11,14,21,0,3,0,29,0,25,7,0,45,17,0,16,0,26,0,45,7,0,1,0,10,19,0,41,0,32,0,4,7,8,3,2,0,39,0,10,0,7,0,42,19,8,16,22,0,4,11,14,21,0,3,0,29,0,25,7,16,0,10,0,7,0,42,19,0,41,0,45,0,40,0,32,0,4,7,8,8,16,22,0,5,11,14,21,0,1,0,29,0,19,7,0,45,0,19,21,0,4,0,9,16,0,2,21,0,2,17,0,1,16,17,0,5,21,0,4,17,0,2,21,0,2,17,0,30,0,17,7,21,0,5,17,17,0,10,0,1,0,46,19,0,4,0,42,19,0,41,0,18,8,16,0,46,0,40,0,17,0,34,0,7,8,8,16,22,0,6,11,14,21,0,6,21,1,6,0,8,0,34,21,1,5,8,3,2,0,39,21,0,5,0,16,16,0,12,0,36,0,22,0,36,0,45,8,8,16,8,16,21,1,7,0,46,17,25,21,0,1,0,29,21,1,13,7,16,21,1,10,0,45,0,14,21,0,2,17,17,21,1,8,21,0,1,0,10,16,17,25,21,0,1,0,13,16,0,20,0,43,17,22,0,3,11,0,9,16,0,1,16,0,10,0,36,0,42,8,0,41,0,44,8,16,22,0,4,11,14,0,56,22,0,5,11,14,15,17,22,0,6,11,14,21,0,1,0,23,0,36,0,15,0,10,21,0,5,19,0,0,0,45,19,8,21,0,6,3,2,0,39,0,10,0,9,0,45,19,8,16,22,0,1,12,14,21,0,1,0,10,16,22,0,7,11,14,21,0,5,0,19,0,36,0,1,8,21,0,3,17,21,0,4,0,40,0,17,8,21,0,1,17,21,0,4,0,40,0,17,8,0,59,0,19,21,0,3,0,17,0,45,17,0,25,0,43,17,17,0,16,21,0,3,17,0,25,0,38,21,0,5,8,16,17,0,18,16,21,0,7,0,9,0,45,17,0,41,21,1,5,21,1,7,0,45,19,21,1,8,21,0,7,19,8,16,25,21,0,1,21,1,11,21,1,9,3,2,0,39,0,13,0,10,0,42,19,0,31,0,6,7,9,8,16,25,21,0,1,21,1,11,0,43,17,25,21,0,1,0,17,0,36,0,24,0,34,0,29,0,53,7,8,8,16,0,24,21,0,2,0,0,0,45,17,0,17,0,42,17,0,23,16,0,2,0,36,0,7,0,36,0,21,8,8,16,17,25,0,50,0,0,0,52,17,0,7,21,0,1,17,0,2,0,52,0,1,0,58,17,17,0,0,0,49,0,0,0,52,17,0,15,0,1,0,57,19,0,2,0,10,19,21,0,1,17,17,0,0,21,0,1,17,25]
  ,[runtime[0],runtime[1],runtime[2],runtime[6],runtime[7],runtime[9],runtime[11],runtime[12],runtime[13],runtime[14],runtime[15],runtime[16],runtime[18],runtime[19],runtime[20],runtime[21],runtime[22],runtime[23],runtime[24],runtime[25],runtime[26],runtime[29],runtime[30],runtime[32],runtime[35],runtime[36],runtime[43],runtime[44],runtime[45],runtime[46],runtime[47],runtime[49],runtime[50],runtime[51],runtime[52],runtime[53],runtime[54],runtime[55],runtime[56],runtime[58],runtime[59],runtime[61],0,-1,Infinity,1,2,5,4,127,32,10,'
  ,[[0,1,0,0],[1,1,3,14],[0,0,311,3],[0,0,377,6],[0,0,477,3],[0,0,528,4],[0,0,567,3],[0,0,597,4],[0,0,720,3],[0,0,758,3],[0,0,797,3],[0,0,850,7],[0,0,1080,3],[0,0,1113,8],[0,0,1319,3],[0,0,1348,3],[0,0,1358,3],[0,0,1410,3]]
 )(a=>str(fmt0(a)));
diff --git a/docs/repl.js b/docs/repl.js
index 4ac4d268..ecfed46e 100644
--- a/docs/repl.js
+++ b/docs/repl.js
@@ -47,9 +47,9 @@ let exp=0, explain;
 if (doc.doexplain) doc.doexplain.onclick = () => {
   if (explain===undefined) {
     let drawEval = run(
-      new 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-     ,[[0,1,0,31],[0,0,517,4],[0,0,604,8],[0,0,724,3],[0,0,737,10],[0,0,988,3],[0,0,998,3],[0,0,1008,3],[0,0,1024,4],[0,0,1075,3],[1,1,1100,2],[0,0,1130,3],[0,0,1144,33],[0,0,2065,3],[1,0,2108,5],[0,0,2120,3],[0,0,2159,4],[0,0,2249,4],[1,1,2350,2],[0,1,2380,4],[0,0,2570,22],[0,0,3102,5],[0,0,3184,3],[0,0,3235,3]]
+      [0,19,22,0,0,11,22,0,1,11,14,15,1,22,0,2,11,14,15,2,22,0,3,11,14,15,3,22,0,4,11,14,15,4,22,0,5,11,14,0,20,0,46,21,0,5,8,0,31,9,0,20,0,50,21,0,5,8,15,5,3,3,0,52,0,16,0,5,0,56,19,8,22,0,6,11,14,21,0,6,21,0,6,0,41,0,21,7,0,69,19,0,21,9,0,24,0,55,19,15,6,3,3,0,52,0,16,0,5,0,56,19,8,22,0,7,11,14,0,43,15,7,7,0,21,0,82,19,22,0,8,11,14,0,55,0,53,21,0,8,0,46,0,11,8,8,0,21,9,0,49,0,21,8,22,0,9,11,14,15,8,22,0,10,11,14,21,0,6,0,40,0,22,7,0,85,0,86,3,2,19,22,0,11,11,14,21,0,9,0,46,21,0,4,8,22,0,12,11,14,15,9,22,0,13,11,14,0,63,0,64,3,2,22,0,14,11,14,0,56,0,55,3,2,0,2,21,0,14,17,22,0,15,11,14,0,56,0,57,3,2,0,3,21,0,14,17,0,0,0,58,0,65,3,2,17,22,0,16,11,14,0,61,22,0,17,11,14,0,89,21,0,10,16,22,0,18,11,14,0,90,21,0,10,16,22,0,19,11,14,0,92,21,0,10,0,91,17,22,0,20,11,14,0,93,21,0,10,0,91,17,22,0,21,11,14,0,94,21,0,10,0,91,17,22,0,22,11,14,0,95,21,0,10,0,91,17,22,0,23,11,14,0,96,0,97,0,21,0,61,0,25,16,0,0,0,70,17,17,0,98,0,99,0,100,0,101,0,102,0,103,0,104,0,105,0,106,0,107,0,21,0,73,17,0,21,0,84,17,0,108,0,109,3,14,0,20,0,46,0,56,3,2,17,0,27,16,0,40,0,11,7,16,22,0,24,22,0,25,4,2,11,14,0,110,0,111,0,112,0,113,0,114,0,115,0,116,3,7,0,21,22,0,24,13,14,15,10,21,0,25,7,22,0,26,11,14,21,0,24,0,41,15,11,7,16,22,0,27,11,14,0,119,22,0,28,11,14,0,122,0,123,0,124,0,125,3,4,0,41,0,121,0,49,0,21,8,0,21,0,120,19,7,16,22,0,29,11,14,15,12,22,0,30,11,25,0,55,0,18,21,0,2,17,0,54,0,17,0,39,0,20,7,0,55,0,56,3,2,19,0,49,0,39,0,41,0,24,0,21,0,75,19,0,21,0,23,19,7,7,8,8,22,0,3,11,14,21,0,1,21,1,1,0,48,21,1,0,0,31,0,50,21,0,3,8,9,0,21,0,48,0,11,8,0,41,0,55,7,19,8,16,25,15,13,22,0,3,11,14,0,76,21,0,2,0,77,3,3,0,21,16,22,0,4,11,14,0,78,21,0,2,0,28,0,69,0,13,21,0,2,17,0,45,0,9,7,16,17,0,77,3,3,0,21,16,22,0,5,11,14,21,0,1,0,16,16,22,0,6,11,0,11,0,55,17,22,0,7,11,14,21,0,5,21,0,7,0,54,0,11,0,46,0,20,8,8,0,47,15,14,21,0,1,21,0,7,0,54,15,15,8,16,7,8,21,0,4,17,0,21,16,25,0,76,21,0,1,0,80,3,3,0,21,16,25,21,0,1,0,60,0,49,0,11,8,0,9,0,11,0,48,0,59,8,19,16,0,43,0,9,7,16,0,37,16,14,0,61,22,0,3,11,0,39,0,4,7,0,57,17,22,0,4,11,14,0,70,0,1,0,81,17,22,0,5,22,0,6,4,2,11,14,0,58,0,11,21,0,1,17,22,0,7,11,14,21,0,1,0,7,16,22,0,8,11,14,21,0,8,0,2,21,0,4,17,0,0,0,62,17,0,5,16,22,0,9,11,14,21,0,7,0,28,16,0,41,21,0,5,7,0,49,0,11,0,47,0,22,8,8,16,0,22,16,21,0,4,0,3,21,0,9,17,0,5,16,15,16,0,48,0,13,0,46,0,25,8,8,16,21,0,9,15,17,0,48,0,13,0,46,0,25,8,8,16,0,13,0,11,0,58,19,0,54,0,21,0,48,0,30,0,46,0,26,0,31,9,0,50,0,41,21,0,6,7,8,8,8,8,16,3,3,0,21,16,0,27,16,0,40,0,21,0,46,0,11,8,7,16,0,43,0,0,0,48,0,70,8,0,49,0,36,8,7,16,25,21,0,1,14,0,58,0,37,16,25,21,0,1,14,0,58,0,37,16,25,21,0,2,0,83,21,0,1,0,84,3,4,0,21,16,25,15,18,22,0,3,11,14,21,0,1,21,0,3,0,72,7,16,0,41,21,0,3,0,71,7,7,16,0,41,21,1,8,7,0,21,9,0,49,0,21,8,0,51,0,12,8,21,0,2,17,25,21,0,1,21,1,3,0,88,21,0,2,21,1,7,16,3,2,21,1,9,0,87,17,17,25,0,32,0,48,21,0,1,0,21,16,8,0,29,21,0,1,0,41,0,13,7,16,0,45,0,0,7,16,19,25,0,118,0,21,21,0,1,17,0,21,0,117,17,25,21,0,2,22,0,3,22,0,4,22,0,5,22,0,6,22,0,7,4,2,22,0,8,4,5,11,14,0,126,0,127,0,128,0,129,3,4,0,39,0,1,7,0,70,17,22,0,9,22,0,10,22,0,11,22,0,12,4,4,11,14,15,19,22,0,13,11,14,21,0,3,21,0,6,3,2,0,41,0,28,0,48,21,0,13,8,7,16,0,41,0,24,7,0,58,0,65,3,2,17,22,0,14,22,0,15,4,2,11,14,21,0,10,0,30,21,0,14,17,22,0,16,11,0,14,0,65,17,22,0,17,11,14,21,0,13,0,28,16,0,39,0,28,0,48,21,0,17,8,0,50,0,18,0,0,0,55,19,0,39,0,30,7,21,0,3,19,8,7,22,0,16,13,14,21,0,11,0,30,21,0,14,17,0,31,0,48,0,65,8,0,50,0,55,8,16,22,0,18,11,14,21,0,16,0,1,21,0,18,17,0,45,0,0,7,16,22,0,19,11,14,21,0,19,0,31,0,65,17,0,14,0,55,17,0,37,16,14,21,0,16,0,11,0,58,17,22,0,20,11,0,2,0,48,0,2,0,48,21,0,18,8,0,45,0,0,7,9,8,16,22,0,21,11,14,21,0,18,0,8,21,0,16,17,0,28,16,0,30,0,48,0,33,0,0,21,0,19,0,49,0,30,8,19,0,29,0,47,0,30,0,48,0,29,8,8,21,0,19,0,24,0,65,17,19,8,16,22,0,22,11,14,21,0,20,0,8,16,0,23,0,48,0,13,8,21,0,22,17,22,0,23,11,14,21,0,1,15,20,21,0,8,17,22,0,24,22,0,25,22,0,26,4,3,11,14,21,0,22,15,21,16,0,13,0,54,0,39,0,30,7,8,16,0,39,0,30,7,21,0,26,0,30,21,0,23,0,45,0,0,7,16,0,39,0,1,7,0,55,17,17,17,0,24,0,65,17,22,0,27,11,14,0,66,0,21,21,0,27,17,22,0,28,11,14,21,0,22,0,18,0,22,0,30,19,21,0,17,0,1,21,0,28,17,0,30,21,0,22,17,0,13,21,0,27,17,0,15,21,0,23,17,0,28,16,17,22,0,29,11,14,21,0,21,0,22,21,0,28,17,0,0,0,62,0,67,3,2,17,0,2,21,1,14,17,0,27,16,21,1,6,16,0,30,21,0,29,17,0,44,0,39,0,40,0,26,0,49,0,21,8,0,41,0,21,7,0,132,19,0,21,9,0,46,0,11,8,7,7,7,16,22,0,30,11,14,21,0,21,0,30,21,0,22,0,28,21,0,23,17,17,0,41,0,22,0,2,21,1,14,19,0,0,21,1,16,19,0,46,21,1,11,21,1,9,0,133,19,8,7,21,0,26,17,22,0,31,11,14,21,1,15,0,2,0,56,0,58,3,2,17,0,0,21,0,1,0,13,16,21,0,21,0,43,0,6,7,16,0,0,0,56,17,3,2,0,2,21,1,14,17,17,22,0,32,11,14,21,0,32,21,1,6,16,0,40,0,22,7,0,135,0,136,3,2,17,0,21,21,1,15,0,1,16,21,1,11,16,17,0,21,21,1,19,17,21,1,12,0,134,17,0,11,16,21,0,24,21,1,3,0,133,17,0,11,16,21,0,30,0,41,0,19,0,11,0,47,0,22,8,0,138,19,0,21,21,1,18,19,21,1,12,0,137,19,7,16,21,0,25,0,41,0,21,7,0,19,0,41,21,1,3,7,21,0,31,19,0,47,0,11,0,47,0,22,8,8,0,41,0,31,0,48,0,55,8,7,19,16,0,41,21,1,3,7,21,1,22,21,1,23,3,2,17,21,1,3,21,1,21,17,3,4,0,41,0,20,7,16,0,21,16,21,1,3,21,1,20,17,21,1,13,21,1,17,0,2,0,56,17,0,0,21,0,32,17,0,38,0,56,7,0,3,0,39,0,1,7,19,0,39,0,1,7,21,1,15,0,0,21,1,17,17,19,0,39,0,21,7,0,18,19,0,48,0,6,0,48,0,68,0,58,3,2,8,8,16,17,25,21,0,1,0,20,16,0,58,0,46,0,37,8,0,11,0,20,9,0,19,0,41,21,0,0,7,0,21,9,3,4,0,52,0,16,0,5,0,57,19,8,16,25,21,0,2,21,0,4,21,0,1,3,3,25,21,0,1,0,20,16,21,1,6,0,15,0,57,17,0,54,0,41,21,1,3,7,0,21,9,8,16,0,41,0,21,0,48,0,79,8,7,16,25,21,0,1,0,15,21,1,3,17,22,0,3,11,14,21,0,2,21,0,1,3,2,0,22,0,26,0,31,9,0,50,0,7,0,48,21,1,3,8,8,0,21,0,43,0,28,0,48,21,0,3,8,0,47,21,1,3,0,49,0,3,8,0,5,9,0,49,21,0,0,8,8,7,19,3,2,0,52,21,0,3,0,43,0,10,7,16,8,16,25,21,0,1,0,7,21,1,4,17,22,0,1,12,0,2,16,22,0,3,11,14,21,0,1,0,58,0,56,3,2,0,25,16,0,28,0,48,21,0,3,8,0,47,0,2,0,48,21,1,3,8,0,49,21,0,0,0,21,21,1,4,0,49,0,3,8,0,5,9,0,49,0,11,0,47,0,22,8,8,19,8,8,3,2,0,52,21,0,3,0,43,0,10,7,16,8,21,0,2,17,25,0,36,0,48,0,14,0,48,21,0,1,8,0,1,0,48,0,8,0,2,0,45,0,0,7,19,8,9,8,25,21,1,3,0,19,0,2,0,12,0,48,0,13,8,19,0,39,0,30,7,0,18,19,21,1,9,17,0,0,0,55,17,0,0,21,1,3,0,13,16,0,25,16,17,22,0,0,11,14,0,19,0,31,0,65,19,0,14,0,58,19,0,54,15,22,8,22,0,1,11,14,21,0,0,0,41,0,58,7,0,21,0,55,19,21,0,1,0,13,0,49,0,21,8,19,0,23,0,13,19,16,25,21,0,2,22,0,3,22,0,4,22,0,5,22,0,6,22,0,7,4,5,11,14,21,2,25,0,13,16,22,0,8,11,14,21,0,1,0,30,21,0,6,17,21,2,26,16,0,14,0,48,21,0,8,8,0,2,0,1,19,0,0,0,19,19,21,0,4,0,0,0,57,17,0,0,21,0,8,17,17,0,39,0,30,7,21,2,27,17,22,0,9,11,14,21,0,7,0,41,0,130,7,16,22,0,10,11,14,21,0,9,0,21,21,0,10,17,22,0,11,11,14,0,61,0,0,0,74,17,0,14,21,0,1,17,0,28,16,22,0,12,11,14,21,0,1,0,30,0,48,21,0,12,8,0,50,0,131,0,30,21,0,6,0,34,21,0,12,17,17,8,16,22,0,1,12,14,21,0,1,0,32,21,2,28,17,22,0,13,11,0,12,0,48,0,13,8,21,2,28,17,22,0,14,11,0,8,16,0,28,16,22,0,15,11,14,21,0,13,0,28,21,0,14,17,0,39,0,30,7,21,2,29,17,0,39,0,21,7,22,0,11,13,14,0,55,0,1,21,0,6,17,0,21,21,0,7,17,0,21,21,0,14,0,28,16,17,0,28,21,0,11,0,41,0,13,7,16,17,0,21,21,0,15,17,0,29,16,22,0,16,11,14,21,0,11,0,21,16,0,21,21,0,1,0,30,21,0,15,17,17,0,30,21,0,16,17,22,0,17,11,14,0,55,0,21,21,2,29,0,41,0,13,7,16,17,0,30,21,0,13,17,22,0,18,11,14,21,0,17,0,28,0,48,0,13,0,46,0,25,8,0,12,21,0,18,0,43,0,0,7,16,19,0,30,21,0,16,19,8,16,22,0,19,11,14,21,0,9,21,0,7,0,0,0,55,17,0,42,0,28,7,0,23,21,0,1,0,13,16,19,0,45,0,0,7,9,0,47,0,12,0,2,0,18,19,8,21,0,6,17,0,39,0,1,7,0,55,17,0,28,21,0,18,17,0,39,0,36,7,21,0,19,17,21,0,10,3,3,0,12,16,0,27,16,0,40,0,11,7,16,22,0,20,11,14,21,1,15,0,28,21,1,23,17,0,32,21,0,6,17,22,0,21,11,14,21,0,17,21,0,20,0,30,21,0,21,17,0,56,0,3,21,0,7,0,0,21,0,6,17,17,0,30,21,0,21,17,3,3,25,21,0,1,0,29,16,22,0,3,11,0,39,0,30,7,21,0,1,17,22,0,4,11,14,21,1,14,0,13,16,0,25,16,0,30,0,48,21,0,4,0,35,16,8,0,50,21,1,12,0,30,21,1,14,17,0,30,21,0,4,17,0,14,21,0,4,0,33,16,17,0,39,0,28,7,21,0,3,17,8,16,25,21,0,1,0,30,0,48,21,0,2,0,28,21,0,1,17,8,0,50,0,41,0,55,7,8,16,21,1,1,21,0,2,0,39,0,30,7,16,17,25]
+     ,[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[18],runtime[19],runtime[20],runtime[21],runtime[22],runtime[23],runtime[24],runtime[25],runtime[26],runtime[27],runtime[30],runtime[31],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[48],runtime[49],runtime[50],runtime[51],runtime[52],runtime[53],runtime[54],runtime[55],runtime[56],runtime[57],runtime[58],runtime[59],runtime[61],1,2,3,0,-Infinity,Infinity,10,0.5,10.84,24,-1,-1.25,0.1,512,' ','0','=','|','\"','
+     ,[[0,1,0,31],[0,0,516,4],[0,0,603,8],[0,0,723,3],[0,0,736,10],[0,0,987,3],[0,0,997,3],[0,0,1007,3],[0,0,1023,4],[0,0,1074,3],[1,1,1099,2],[0,0,1129,3],[0,0,1143,33],[0,0,2052,3],[1,0,2095,5],[0,0,2107,3],[0,0,2146,4],[0,0,2236,4],[1,1,2337,2],[0,1,2367,2],[0,0,2469,22],[0,0,2999,5],[0,0,3081,3]]
     );
     explain = (s,c) => {
       doc.explain.innerHTML = s?drawEval(s,c).map(l=>l.join("")).join("\n"):'';
diff --git a/src/c.bqn b/src/c.bqn
index 037debfd..1b005f99 100644
--- a/src/c.bqn
+++ b/src/c.bqn
@@ -191,16 +191,7 @@ Parse ← {r‿vn‿i‿e←𝕨⋄nv←≠vn
   bc←or⊏∾idbc∾⟨0¨cn,ob,15¨bk,1+↕≠bk,14¨dr,⥊⍉(3+l⊏aa)≍ll
                11⌈(11-1+⊑bG)+(af/ai)⊏ma+𝕩,5+oa⊏r,(⊢+9×10⊸=)16+dy-7×fa⊏er,25¨rt⟩
   oj←i(≠-1˙)⊸⌊oi(-⊸↓˜⟜≠∾⊢)g⊏˜∾⟨1-˜af/at,oa,fa,rt⟩
-  bcl‿el‿ol←LEB bc∾25
-  ⟨bcl,u,⟨ft,¬fx,el/˜1∾or≥bc-○≠rt,lc+fsc⟩, (ol/¯1∾˜or⊏oj)⊸⊏¨i‿e⟩
-}
-
-LEB←{
-  b←128
-  s←+`»i←1+l←⌊b⋆⁼1⌈𝕩
-  o←⍋⍋↕∘≠⊸-i/s
-  v←o⊏l{f←×𝕨⋄(𝕨-1)(b⊸(×⟜f+|)∾𝕊⟜(⌊÷⟜b)○(f⊸/))⍟(∨´f)𝕩}𝕩
-  v‿s‿i
+  ⟨bc∾25,u,⟨ft,¬fx,/1∾or≥bc-○≠rt,lc+fsc⟩, (¯1∾˜or⊏oj)⊸⊏¨i‿e⟩
 }
 
 Compile←{
diff --git a/src/cjs.bqn b/src/cjs.bqn
index 5abe7409..8041b9bc 100755
--- a/src/cjs.bqn
+++ b/src/cjs.bqn
@@ -12,7 +12,7 @@ L ← "["∾"]"∾˜1↓·∾","⊸∾⟜⍕¨
 J ← ∾∾⟜(@+10)¨
 Fout ← (≠↑⟨⊢,Fconst,L,⊢⟩˙) {L𝕎¨𝕩}¨ ⊢
 Frun ← ("provide.concat("∾∾⟜")")⌾(1⊸⊑) Fout
-Long ← ∾ (≠↑1‿3/⟨"  new Uint8Array("∾∾⟜")"⋄((@+10)∾" ,")⊸∾⟩˙) {𝕎𝕩}¨ ⊢
+Long ← ∾ (≠↑1‿3/⟨"  "⊸∾⋄((@+10)∾" ,")⊸∾⟩˙) {𝕎𝕩}¨ ⊢
 •Out (⊑"r"‿"c"‿"fmt"‿"e"⊐⊏)◶⟨
   {𝕩⋄ref‿len←•Import"pr.bqn"⋄Long Frun len⊸↓⌾(1⊸⊑)Comp ref}
   {𝕩⋄Long Fout Comp J •LNS "c.bqn"}
diff --git a/src/e.bqn b/src/e.bqn
index c242ce9f..506153ab 100644
--- a/src/e.bqn
+++ b/src/e.bqn
@@ -45,10 +45,7 @@ Explain ← {
     "00000110111001001101000100"  # Position determiner
   ⟩
   m ← { # Mask of instruction starts
-    a ← ba(⊣⊏˜≠⊸>×⊢)b
-    na← ∾⟜≠ (≠-(1+↕∘≠)⊸(»·⌈`×)⌾⌽) <⟜128 b
-    n ← 1+{(𝕩=⌜a) +˝∘× >⊏⟜na⍟𝕩↕≠a}↕3
-    ! ∧´ ↕∘≠⊸< n
+    n ← (↕≠b)+1+ba(⊣⊏˜≠⊸>×⊢)b
     Se←{(⊏˜𝕨)Se 1¨⌾((𝕩/𝕨)⊸⊏)𝕩}⍟(0=¯1⊑⊢)
     (≠↑∾⟜≠Se 1∾0¨) n
   }