Renamed functions to operators

35 files changed, 168 insertions, 168 deletions

diff --git a/README.md b/README.md
index d84c330..a935385 100644
--- a/README.md
+++ b/README.md
@@ -26,26 +26,26 @@ npm start
 - `E` **east**: Moves eastward, or bangs.
 - `F` **if**(a, b): Outputs `1` if inputs are equal, otherwise `0`.
 - `G` **generator**(val): Outputs a value on bang.
-- `H` **halt**: Stops southward fn from operating.
-- `I` **increment**(min, max): Increments southward fn.
-- `J` **jump**(val): Outputs the northward fn.
-- `K` **kill**: Kills southward fn.
-- `L` **loop**('len): Loops a number of eastward fns.
+- `H` **halt**: Stops southward operator from operating.
+- `I` **increment**(min, max): Increments southward operator.
+- `J` **jump**(val): Outputs the northward operator.
+- `K` **kill**: Kills southward operator.
+- `L` **loop**('len): Loops a number of eastward operators.
 - `M` **modulo**(val, mod): Outputs the modulo of inputs.
 - `N` **north**: Moves Northward, or bangs.
-- `O` **offset**('x, 'y, val): Reads a distant fn with offset.
+- `O` **offset**('x, 'y, val): Reads a distant operator with offset.
 - `P` **push**: Moves away on bang.
-- `Q` **count**('len): Counts the number of fns present eastwardly.
+- `Q` **count**('len): Counts the number of operators present eastwardly.
 - `R` **random**(min, max): Outputs a random value.
 - `S` **south**: Moves southward, or bangs.
 - `T` **track**('len, 'key, val): Outputs character at eastward position with offset.
 - `U` **uturn**('n, 'e, 's, 'w): Reverses movement on inputs.
-- `V` **beam**: Bangs the nearest southward fn on bang.
+- `V` **beam**: Bangs the nearest southward operator on bang.
 - `W` **west**: Moves westward, or bangs.
 - `X` **teleport**('x, 'y, val): Outputs value at offset.
 - `Y` **unknown**: --
 - `Z` **diagonal**: Moves diagonally toward south-east.
-- `*` **bang**: Bangs neighboring fns.
+- `*` **bang**: Bangs neighboring operators.
 - `:` **midi**('velocity, 'length, channel, octave, note): Sends Midi a midi note.
 - `;` **udp**('len): Sends a string via UDP to localhost.
 - `#` **comment**: Comments a line, or characters until the next hash.
diff --git a/desktop/core/library/_bang.js b/desktop/core/library/_bang.js
index 75eb932..0e4571d 100644
--- a/desktop/core/library/_bang.js
+++ b/desktop/core/library/_bang.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnBang (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, '*', true)
+function OperatorBang (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, '*', true)
 
   this.name = 'bang'
-  this.info = 'Bangs neighboring fns.'
+  this.info = 'Bangs neighboring operators.'
   this.draw = false
 
   this.haste = function () {
@@ -15,4 +15,4 @@ function FnBang (orca, x, y, passive) {
   }
 }
 
-module.exports = FnBang
+module.exports = OperatorBang
diff --git a/desktop/core/library/_comment.js b/desktop/core/library/_comment.js
index e7e8ae6..c09da68 100644
--- a/desktop/core/library/_comment.js
+++ b/desktop/core/library/_comment.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnComment (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, '#', true)
+function OperatorComment (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, '#', true)
 
   this.name = 'comment'
   this.info = 'Comments a line, or characters until the next hash.'
@@ -26,4 +26,4 @@ function FnComment (orca, x, y, passive) {
   }
 }
 
-module.exports = FnComment
+module.exports = OperatorComment
diff --git a/desktop/core/library/_midi.js b/desktop/core/library/_midi.js
index a1b7700..fd12c19 100644
--- a/desktop/core/library/_midi.js
+++ b/desktop/core/library/_midi.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnMidi (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, ':', true)
+function OperatorMidi (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, ':', true)
 
   this.name = 'midi'
   this.info = 'Sends Midi a midi note.'
@@ -41,4 +41,4 @@ function FnMidi (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnMidi
+module.exports = OperatorMidi
diff --git a/desktop/core/library/_null.js b/desktop/core/library/_null.js
index a8b5b7e..b9b5825 100644
--- a/desktop/core/library/_null.js
+++ b/desktop/core/library/_null.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnNull (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, '.', passive)
+function OperatorNull (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, '.', passive)
 
   this.name = 'null'
   this.info = 'empty'
 }
 
-module.exports = FnNull
+module.exports = OperatorNull
diff --git a/desktop/core/library/_udp.js b/desktop/core/library/_udp.js
index a282782..720a2df 100644
--- a/desktop/core/library/_udp.js
+++ b/desktop/core/library/_udp.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnMidi (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, ';', true)
+function OperatorMidi (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, ';', true)
 
   this.name = 'udp'
   this.info = 'Sends a string via UDP to localhost.'
@@ -33,4 +33,4 @@ function FnMidi (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnMidi
+module.exports = OperatorMidi
diff --git a/desktop/core/library/a.js b/desktop/core/library/a.js
index 187a621..2152213 100644
--- a/desktop/core/library/a.js
+++ b/desktop/core/library/a.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnA (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'a', passive)
+function OperatorA (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'a', passive)
 
   this.name = 'add'
   this.info = 'Outputs the sum of inputs.'
@@ -20,4 +20,4 @@ function FnA (orca, x, y, passive) {
   }
 }
 
-module.exports = FnA
+module.exports = OperatorA
diff --git a/desktop/core/library/b.js b/desktop/core/library/b.js
index 9a0c40e..8c36151 100644
--- a/desktop/core/library/b.js
+++ b/desktop/core/library/b.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnB (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'b', passive)
+function OperatorB (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'b', passive)
 
   this.name = 'banger'
   this.info = 'Bangs if input is `1`, `N`, `S`, `W`, `E` or `Z`.'
@@ -19,4 +19,4 @@ function FnB (orca, x, y, passive) {
   }
 }
 
-module.exports = FnB
+module.exports = OperatorB
diff --git a/desktop/core/library/c.js b/desktop/core/library/c.js
index 29c33c6..87f149b 100644
--- a/desktop/core/library/c.js
+++ b/desktop/core/library/c.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnC (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'c', passive)
+function OperatorC (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'c', passive)
 
   this.name = 'clock'
   this.info = 'Outputs a constant value based on the runtime frame.'
@@ -23,4 +23,4 @@ function FnC (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnC
+module.exports = OperatorC
diff --git a/desktop/core/library/d.js b/desktop/core/library/d.js
index 7f443f8..aeb980a 100644
--- a/desktop/core/library/d.js
+++ b/desktop/core/library/d.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnD (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'd', true)
+function OperatorD (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'd', true)
 
   this.name = 'delay'
   this.info = 'Locks a tile with a timer.'
@@ -26,4 +26,4 @@ function FnD (orca, x, y, passive) {
   }
 }
 
-module.exports = FnD
+module.exports = OperatorD
diff --git a/desktop/core/library/e.js b/desktop/core/library/e.js
index 902e932..f0c167e 100644
--- a/desktop/core/library/e.js
+++ b/desktop/core/library/e.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnE (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'e', passive)
+function OperatorE (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'e', passive)
 
   this.name = 'east'
   this.info = 'Moves eastward, or bangs.'
@@ -15,4 +15,4 @@ function FnE (orca, x, y, passive) {
   }
 }
 
-module.exports = FnE
+module.exports = OperatorE
diff --git a/desktop/core/library/f.js b/desktop/core/library/f.js
index 4da2f2e..2f5e000 100644
--- a/desktop/core/library/f.js
+++ b/desktop/core/library/f.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnF (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'f', passive)
+function OperatorF (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'f', passive)
 
   this.name = 'if'
   this.info = 'Outputs `1` if inputs are equal, otherwise `0`.'
@@ -20,4 +20,4 @@ function FnF (orca, x, y, passive) {
   }
 }
 
-module.exports = FnF
+module.exports = OperatorF
diff --git a/desktop/core/library/g.js b/desktop/core/library/g.js
index b44da8e..27902ac 100644
--- a/desktop/core/library/g.js
+++ b/desktop/core/library/g.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnG (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'g', passive)
+function OperatorG (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'g', passive)
 
   this.name = 'generator'
   this.info = 'Outputs a value on bang.'
@@ -21,4 +21,4 @@ function FnG (orca, x, y, passive) {
   }
 }
 
-module.exports = FnG
+module.exports = OperatorG
diff --git a/desktop/core/library/h.js b/desktop/core/library/h.js
index a494ed5..2a9f77e 100644
--- a/desktop/core/library/h.js
+++ b/desktop/core/library/h.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnH (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'h', passive)
+function OperatorH (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'h', passive)
 
   this.name = 'halt'
-  this.info = 'Stops southward fn from operating.'
+  this.info = 'Stops southward operator from operating.'
 
   this.ports.output = { x: 0, y: 1 }
 
@@ -15,4 +15,4 @@ function FnH (orca, x, y, passive) {
   }
 }
 
-module.exports = FnH
+module.exports = OperatorH
diff --git a/desktop/core/library/i.js b/desktop/core/library/i.js
index 54e59c4..9b98773 100644
--- a/desktop/core/library/i.js
+++ b/desktop/core/library/i.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnI (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'i', passive)
+function OperatorI (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'i', passive)
 
   this.name = 'increment'
-  this.info = 'Increments southward fn.'
+  this.info = 'Increments southward operator.'
 
   this.ports.input.min = { x: 1, y: 0 }
   this.ports.input.max = { x: 2, y: 0 }
@@ -22,4 +22,4 @@ function FnI (orca, x, y, passive) {
   }
 }
 
-module.exports = FnI
+module.exports = OperatorI
diff --git a/desktop/core/library/j.js b/desktop/core/library/j.js
index 469e9d6..cf8e679 100644
--- a/desktop/core/library/j.js
+++ b/desktop/core/library/j.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnJ (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'j', passive)
+function OperatorJ (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'j', passive)
 
   this.name = 'jump'
-  this.info = 'Outputs the northward fn.'
+  this.info = 'Outputs the northward operator.'
 
   this.ports.input.val = { x: 0, y: -1 }
   this.ports.output = { x: 0, y: 1 }
@@ -21,4 +21,4 @@ function FnJ (orca, x, y, passive) {
   }
 }
 
-module.exports = FnJ
+module.exports = OperatorJ
diff --git a/desktop/core/library/k.js b/desktop/core/library/k.js
index 5146263..2940ae9 100644
--- a/desktop/core/library/k.js
+++ b/desktop/core/library/k.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnK (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'k', passive)
+function OperatorK (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'k', passive)
 
   this.name = 'kill'
-  this.info = 'Kills southward fn.'
+  this.info = 'Kills southward operator.'
   this.ports.output = { x: 0, y: 1 }
 
   this.haste = function () {
@@ -14,4 +14,4 @@ function FnK (orca, x, y, passive) {
   }
 }
 
-module.exports = FnK
+module.exports = OperatorK
diff --git a/desktop/core/library/l.js b/desktop/core/library/l.js
index 6a893fc..6441eb1 100644
--- a/desktop/core/library/l.js
+++ b/desktop/core/library/l.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnL (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'l', passive)
+function OperatorL (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'l', passive)
 
   this.name = 'loop'
-  this.info = 'Loops a number of eastward fns.'
+  this.info = 'Loops a number of eastward operators.'
 
   this.ports.haste.len = { x: -1, y: 0 }
 
@@ -36,4 +36,4 @@ function FnL (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnL
+module.exports = OperatorL
diff --git a/desktop/core/library/m.js b/desktop/core/library/m.js
index 6e2518b..5630355 100644
--- a/desktop/core/library/m.js
+++ b/desktop/core/library/m.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnM (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'm', passive)
+function OperatorM (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'm', passive)
 
   this.name = 'modulo'
   this.info = 'Outputs the modulo of inputs.'
@@ -21,4 +21,4 @@ function FnM (orca, x, y, passive) {
   }
 }
 
-module.exports = FnM
+module.exports = OperatorM
diff --git a/desktop/core/library/n.js b/desktop/core/library/n.js
index 9f6330f..a49eb76 100644
--- a/desktop/core/library/n.js
+++ b/desktop/core/library/n.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnN (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'n', passive)
+function OperatorN (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'n', passive)
 
   this.name = 'north'
   this.info = 'Moves Northward, or bangs.'
@@ -15,4 +15,4 @@ function FnN (orca, x, y, passive) {
   }
 }
 
-module.exports = FnN
+module.exports = OperatorN
diff --git a/desktop/core/library/o.js b/desktop/core/library/o.js
index 3dfe44b..0007cd1 100644
--- a/desktop/core/library/o.js
+++ b/desktop/core/library/o.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnO (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'o', passive)
+function OperatorO (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'o', passive)
 
   this.name = 'offset'
-  this.info = 'Reads a distant fn with offset.'
+  this.info = 'Reads a distant operator with offset.'
 
   this.ports.haste.x = { x: -2, y: 0 }
   this.ports.haste.y = { x: -1, y: 0 }
@@ -27,4 +27,4 @@ function FnO (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnO
+module.exports = OperatorO
diff --git a/desktop/core/library/p.js b/desktop/core/library/p.js
index d1869a7..f403005 100644
--- a/desktop/core/library/p.js
+++ b/desktop/core/library/p.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnP (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'p', passive)
+function OperatorP (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'p', passive)
 
   this.name = 'push'
   this.info = 'Moves away on bang.'
@@ -15,4 +15,4 @@ function FnP (orca, x, y, passive) {
   }
 }
 
-module.exports = FnP
+module.exports = OperatorP
diff --git a/desktop/core/library/q.js b/desktop/core/library/q.js
index cfeee0c..ae37fab 100644
--- a/desktop/core/library/q.js
+++ b/desktop/core/library/q.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnQ (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'q', passive)
+function OperatorQ (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'q', passive)
 
   this.name = 'count'
-  this.info = 'Counts the number of fns present eastwardly.'
+  this.info = 'Counts the number of operators present eastwardly.'
 
   this.ports.haste.len = { x: -1, y: 0 }
   this.ports.output = { x: 0, y: 1 }
@@ -30,4 +30,4 @@ function FnQ (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnQ
+module.exports = OperatorQ
diff --git a/desktop/core/library/r.js b/desktop/core/library/r.js
index cfb89c5..6f5b325 100644
--- a/desktop/core/library/r.js
+++ b/desktop/core/library/r.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnR (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'r', passive)
+function OperatorR (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'r', passive)
 
   this.name = 'random'
   this.info = 'Outputs a random value.'
@@ -21,4 +21,4 @@ function FnR (orca, x, y, passive) {
   }
 }
 
-module.exports = FnR
+module.exports = OperatorR
diff --git a/desktop/core/library/s.js b/desktop/core/library/s.js
index bcdd700..28e28b8 100644
--- a/desktop/core/library/s.js
+++ b/desktop/core/library/s.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnS (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 's', passive)
+function OperatorS (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 's', passive)
 
   this.name = 'south'
   this.info = 'Moves southward, or bangs.'
@@ -15,4 +15,4 @@ function FnS (orca, x, y, passive) {
   }
 }
 
-module.exports = FnS
+module.exports = OperatorS
diff --git a/desktop/core/library/t.js b/desktop/core/library/t.js
index 7c7ca70..9ecb7aa 100644
--- a/desktop/core/library/t.js
+++ b/desktop/core/library/t.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnT (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 't', passive)
+function OperatorT (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 't', passive)
 
   this.name = 'track'
   this.info = 'Outputs character at eastward position with offset.'
@@ -30,4 +30,4 @@ function FnT (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnT
+module.exports = OperatorT
diff --git a/desktop/core/library/u.js b/desktop/core/library/u.js
index ce49c74..c602377 100644
--- a/desktop/core/library/u.js
+++ b/desktop/core/library/u.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnU (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'u', passive)
+function OperatorU (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'u', passive)
 
   this.name = 'uturn'
   this.info = 'Reverses movement on inputs.'
@@ -30,4 +30,4 @@ function FnU (orca, x, y, passive) {
   }
 }
 
-module.exports = FnU
+module.exports = OperatorU
diff --git a/desktop/core/library/v.js b/desktop/core/library/v.js
index a547bc7..d0a0ba0 100644
--- a/desktop/core/library/v.js
+++ b/desktop/core/library/v.js
@@ -1,12 +1,12 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 // TODO
-function FnV (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'v', passive)
+function OperatorV (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'v', passive)
 
   this.name = 'beam'
-  this.info = 'Bangs the nearest southward fn on bang.'
+  this.info = 'Bangs the nearest southward operator on bang.'
 
   this.ports.output = { x: 0, y: 1, unlock: true }
 
@@ -27,4 +27,4 @@ function FnV (orca, x, y, passive) {
   }
 }
 
-module.exports = FnV
+module.exports = OperatorV
diff --git a/desktop/core/library/w.js b/desktop/core/library/w.js
index 6f2e1e1..a11ccc3 100644
--- a/desktop/core/library/w.js
+++ b/desktop/core/library/w.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnW (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'w', passive)
+function OperatorW (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'w', passive)
 
   this.name = 'west'
   this.info = 'Moves westward, or bangs.'
@@ -15,4 +15,4 @@ function FnW (orca, x, y, passive) {
   }
 }
 
-module.exports = FnW
+module.exports = OperatorW
diff --git a/desktop/core/library/x.js b/desktop/core/library/x.js
index 23e945b..7f341df 100644
--- a/desktop/core/library/x.js
+++ b/desktop/core/library/x.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnX (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'x', passive)
+function OperatorX (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'x', passive)
 
   this.name = 'teleport'
   this.info = 'Outputs value at offset.'
@@ -31,4 +31,4 @@ function FnX (orca, x, y, passive) {
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }
 
-module.exports = FnX
+module.exports = OperatorX
diff --git a/desktop/core/library/y.js b/desktop/core/library/y.js
index 4cb8acd..777b07a 100644
--- a/desktop/core/library/y.js
+++ b/desktop/core/library/y.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnY (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'y', passive)
+function OperatorY (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'y', passive)
 }
 
-module.exports = FnY
+module.exports = OperatorY
diff --git a/desktop/core/library/z.js b/desktop/core/library/z.js
index 7316fac..d67e748 100644
--- a/desktop/core/library/z.js
+++ b/desktop/core/library/z.js
@@ -1,9 +1,9 @@
 'use strict'
 
-const Fn = require('../fn')
+const Operator = require('../operator')
 
-function FnZ (orca, x, y, passive) {
-  Fn.call(this, orca, x, y, 'z', passive)
+function OperatorZ (orca, x, y, passive) {
+  Operator.call(this, orca, x, y, 'z', passive)
 
   this.name = 'diagonal'
   this.info = 'Moves diagonally toward south-east.'
@@ -15,4 +15,4 @@ function FnZ (orca, x, y, passive) {
   }
 }
 
-module.exports = FnZ
+module.exports = OperatorZ
diff --git a/desktop/core/fn.js b/desktop/core/operator.js
index bfd678a..1cb79d2 100644
--- a/desktop/core/fn.js
+++ b/desktop/core/operator.js
@@ -1,6 +1,6 @@
 'use strict'
 
-function Fn (orca, x, y, glyph = '.', passive = false) {
+function Operator (orca, x, y, glyph = '.', passive = false) {
   this.name = 'unknown'
   this.x = x
   this.y = y
@@ -106,4 +106,4 @@ function Fn (orca, x, y, glyph = '.', passive = false) {
   }
 }
 
-module.exports = Fn
+module.exports = Operator
diff --git a/desktop/core/orca.js b/desktop/core/orca.js
index 3e026b1..fa39f4e 100644
--- a/desktop/core/orca.js
+++ b/desktop/core/orca.js
@@ -28,13 +28,13 @@ function Orca (library = {}) {
     this.s = this.clean(s)
   }
 
-  this.write = function (x, y, ch) {
-    if (ch.length !== 1) { return }
+  this.write = function (x, y, g) {
+    if (g.length !== 1) { return }
     if (!this.inBounds(x, y)) { return }
-    if (!this.isAllowed(ch)) { return }
-    if (this.glyphAt(x, y) === ch) { return }
+    if (!this.isAllowed(g)) { return }
+    if (this.glyphAt(x, y) === g) { return }
     const index = this.indexAt(x, y)
-    this.s = this.s.substr(0, index) + ch + this.s.substr(index + ch.length)
+    this.s = this.s.substr(0, index) + g + this.s.substr(index + g.length)
   }
 
   this.clean = function (str) {
@@ -44,16 +44,16 @@ function Orca (library = {}) {
     return s
   }
 
-  // Fns
+  // Operators
 
   this.parse = function () {
     const a = []
     for (let y = 0; y < this.h; y++) {
       for (let x = 0; x < this.w; x++) {
         const g = this.glyphAt(x, y)
-        const fn = this.cast(g, x, y)
-        if (fn) {
-          a.push(fn)
+        const operator = this.cast(g, x, y)
+        if (operator) {
+          a.push(operator)
         }
       }
     }
@@ -67,21 +67,21 @@ function Orca (library = {}) {
     return new library[g.toLowerCase()](this, x, y, passive)
   }
 
-  this.operate = function (fns) {
+  this.operate = function (operators) {
     this.release()
-    for (const id in fns) {
-      const fn = fns[id]
-      if (this.lockAt(fn.x, fn.y)) { continue }
-      if (fn.passive || fn.bang()) {
-        fn.haste()
-        fn.permissions()
+    for (const id in operators) {
+      const operator = operators[id]
+      if (this.lockAt(operator.x, operator.y)) { continue }
+      if (operator.passive || operator.bang()) {
+        operator.haste()
+        operator.permissions()
       }
     }
-    for (const id in fns) {
-      const fn = fns[id]
-      if (this.lockAt(fn.x, fn.y)) { continue }
-      if (fn.passive || fn.bang()) {
-        fn.run()
+    for (const id in operators) {
+      const operator = operators[id]
+      if (this.lockAt(operator.x, operator.y)) { continue }
+      if (operator.passive || operator.bang()) {
+        operator.run()
       }
     }
   }
diff --git a/docs.js b/docs.js
index 7386efd..f2d692e 100644
--- a/docs.js
+++ b/docs.js
@@ -2,9 +2,9 @@ const lib = require('./desktop/core/library')
 
 console.log("## Functions\n")
 for(const id in lib){
-  const fn = new lib[id]()
-  if(fn.glyph === '.'){ continue; }
-  console.log(`- ${fn.docs()}`)
+  const operator = new lib[id]()
+  if(operator.glyph === '.'){ continue; }
+  console.log(`- ${operator.docs()}`)
 }
 
 console.log("\n")
\ No newline at end of file