Implement basic integer math operations

HELP.md

@@ -319,6 +319,29 @@ Append the given `value` to the current destructured.
 Example: `[foo, bar]` -> `push foo` -> `[foo, bar, foo]`
 
 
+### Numeric Operations
+
+#### `plus <val>`
+Add `val` to the current subject.
+Example: `4` -> `add 3` -> `7`
+
+#### `minus <val>`
+Subtract `val` from the current subject.
+Example: `4` -> `sub 7` -> `-3`
+
+#### `abs`
+Take the absolute value of the current subject.
+Example: `-3` -> `abs` -> `3`
+
+#### `times <val>`
+Multiply the current subject by `val`.
+Example: `3` -> `times 4` -> `12`
+
+#### `divide <val>`
+Divide the current subject by `val`.
+Example: `12` -> `divide 3` -> `4`
+
+
 ### Working with Variables
 
 Variables in `str` start with a dollar sign and may be alphanumeric with underscores (e.g. `$my_var`).

pnpm-lock.yaml

@@ -1,232 +1,414 @@
-lockfileVersion: '6.0'
+lockfileVersion: '9.0'
 
 settings:
   autoInstallPeers: true
   excludeLinksFromLockfile: false
 
-dependencies:
+importers:
-  '@fast-csv/parse':
-    specifier: ^5.0.7
-    version: 5.0.7
-  ansis:
-    specifier: ^4.2.0
-    version: 4.3.1
-  table:
-    specifier: ^6.9.0
-    version: 6.9.0
 
-devDependencies:
+  .:
-  '@types/node':
+    dependencies:
-    specifier: ^22
+      '@fast-csv/parse':
-    version: 22.19.21
+        specifier: ^5.0.7
-  rimraf:
+        version: 5.0.7
-    specifier: ^6.1.0
+      ansis:
-    version: 6.1.3
+        specifier: ^4.2.0
-  typescript:
+        version: 4.2.0
-    specifier: ^5.9.3
+      table:
-    version: 5.9.3
+        specifier: ^6.9.0
+        version: 6.9.0
+    devDependencies:
+      '@types/node':
+        specifier: ^22
+        version: 22.19.0
+      rimraf:
+        specifier: ^6.1.0
+        version: 6.1.0
+      typescript:
+        specifier: ^5.9.3
+        version: 5.9.3
 
 packages:
 
-  /@fast-csv/parse@5.0.7:
+  '@fast-csv/parse@5.0.7':
     resolution: {integrity: sha512-MeuDeQj0DVmIGWky8STaKtvj232Gpq8kjrOGplHJ99Os7OO5CetVfXvUGqX/3GHYFOUsz6FK8isWtDY2XTFNWw==}
+
+  '@isaacs/balanced-match@4.0.1':
+    resolution: {integrity: sha512-yzMTt9lEb8Gv7zRioUilSglI0c0smZ9k5D65677DLWLtWJaXIS3CqcGyUFByYKlnUj6TkjLVs54fBl6+TiGQDQ==}
+    engines: {node: 20 || >=22}
+
+  '@isaacs/brace-expansion@5.0.0':
+    resolution: {integrity: sha512-ZT55BDLV0yv0RBm2czMiZ+SqCGO7AvmOM3G/w2xhVPH+te0aKgFjmBvGlL1dH+ql2tgGO3MVrbb3jCKyvpgnxA==}
+    engines: {node: 20 || >=22}
+
+  '@isaacs/cliui@8.0.2':
+    resolution: {integrity: sha512-O8jcjabXaleOG9DQ0+ARXWZBTfnP4WNAqzuiJK7ll44AmxGKv/J2M4TPjxjY3znBCfvBXFzucm1twdyFybFqEA==}
+    engines: {node: '>=12'}
+
+  '@types/node@22.19.0':
+    resolution: {integrity: sha512-xpr/lmLPQEj+TUnHmR+Ab91/glhJvsqcjB+yY0Ix9GO70H6Lb4FHH5GeqdOE5btAx7eIMwuHkp4H2MSkLcqWbA==}
+
+  ajv@8.18.0:
+    resolution: {integrity: sha512-PlXPeEWMXMZ7sPYOHqmDyCJzcfNrUr3fGNKtezX14ykXOEIvyK81d+qydx89KY5O71FKMPaQ2vBfBFI5NHR63A==}
+
+  ansi-regex@5.0.1:
+    resolution: {integrity: sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==}
+    engines: {node: '>=8'}
+
+  ansi-regex@6.2.2:
+    resolution: {integrity: sha512-Bq3SmSpyFHaWjPk8If9yc6svM8c56dB5BAtW4Qbw5jHTwwXXcTLoRMkpDJp6VL0XzlWaCHTXrkFURMYmD0sLqg==}
+    engines: {node: '>=12'}
+
+  ansi-styles@4.3.0:
+    resolution: {integrity: sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==}
+    engines: {node: '>=8'}
+
+  ansi-styles@6.2.3:
+    resolution: {integrity: sha512-4Dj6M28JB+oAH8kFkTLUo+a2jwOFkuqb3yucU0CANcRRUbxS0cP0nZYCGjcc3BNXwRIsUVmDGgzawme7zvJHvg==}
+    engines: {node: '>=12'}
+
+  ansis@4.2.0:
+    resolution: {integrity: sha512-HqZ5rWlFjGiV0tDm3UxxgNRqsOTniqoKZu0pIAfh7TZQMGuZK+hH0drySty0si0QXj1ieop4+SkSfPZBPPkHig==}
+    engines: {node: '>=14'}
+
+  astral-regex@2.0.0:
+    resolution: {integrity: sha512-Z7tMw1ytTXt5jqMcOP+OQteU1VuNK9Y02uuJtKQ1Sv69jXQKKg5cibLwGJow8yzZP+eAc18EmLGPal0bp36rvQ==}
+    engines: {node: '>=8'}
+
+  color-convert@2.0.1:
+    resolution: {integrity: sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==}
+    engines: {node: '>=7.0.0'}
+
+  color-name@1.1.4:
+    resolution: {integrity: sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==}
+
+  cross-spawn@7.0.6:
+    resolution: {integrity: sha512-uV2QOWP2nWzsy2aMp8aRibhi9dlzF5Hgh5SHaB9OiTGEyDTiJJyx0uy51QXdyWbtAHNua4XJzUKca3OzKUd3vA==}
+    engines: {node: '>= 8'}
+
+  eastasianwidth@0.2.0:
+    resolution: {integrity: sha512-I88TYZWc9XiYHRQ4/3c5rjjfgkjhLyW2luGIheGERbNQ6OY7yTybanSpDXZa8y7VUP9YmDcYa+eyq4ca7iLqWA==}
+
+  emoji-regex@8.0.0:
+    resolution: {integrity: sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==}
+
+  emoji-regex@9.2.2:
+    resolution: {integrity: sha512-L18DaJsXSUk2+42pv8mLs5jJT2hqFkFE4j21wOmgbUqsZ2hL72NsUU785g9RXgo3s0ZNgVl42TiHp3ZtOv/Vyg==}
+
+  fast-deep-equal@3.1.3:
+    resolution: {integrity: sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==}
+
+  fast-uri@3.1.0:
+    resolution: {integrity: sha512-iPeeDKJSWf4IEOasVVrknXpaBV0IApz/gp7S2bb7Z4Lljbl2MGJRqInZiUrQwV16cpzw/D3S5j5Julj/gT52AA==}
+
+  foreground-child@3.3.1:
+    resolution: {integrity: sha512-gIXjKqtFuWEgzFRJA9WCQeSJLZDjgJUOMCMzxtvFq/37KojM1BFGufqsCy0r4qSQmYLsZYMeyRqzIWOMup03sw==}
+    engines: {node: '>=14'}
+
+  glob@11.0.3:
+    resolution: {integrity: sha512-2Nim7dha1KVkaiF4q6Dj+ngPPMdfvLJEOpZk/jKiUAkqKebpGAWQXAq9z1xu9HKu5lWfqw/FASuccEjyznjPaA==}
+    engines: {node: 20 || >=22}
+    hasBin: true
+
+  is-fullwidth-code-point@3.0.0:
+    resolution: {integrity: sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==}
+    engines: {node: '>=8'}
+
+  isexe@2.0.0:
+    resolution: {integrity: sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==}
+
+  jackspeak@4.1.1:
+    resolution: {integrity: sha512-zptv57P3GpL+O0I7VdMJNBZCu+BPHVQUk55Ft8/QCJjTVxrnJHuVuX/0Bl2A6/+2oyR/ZMEuFKwmzqqZ/U5nPQ==}
+    engines: {node: 20 || >=22}
+
+  json-schema-traverse@1.0.0:
+    resolution: {integrity: sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==}
+
+  lodash.escaperegexp@4.1.2:
+    resolution: {integrity: sha512-TM9YBvyC84ZxE3rgfefxUWiQKLilstD6k7PTGt6wfbtXF8ixIJLOL3VYyV/z+ZiPLsVxAsKAFVwWlWeb2Y8Yyw==}
+
+  lodash.groupby@4.6.0:
+    resolution: {integrity: sha512-5dcWxm23+VAoz+awKmBaiBvzox8+RqMgFhi7UvX9DHZr2HdxHXM/Wrf8cfKpsW37RNrvtPn6hSwNqurSILbmJw==}
+
+  lodash.truncate@4.4.2:
+    resolution: {integrity: sha512-jttmRe7bRse52OsWIMDLaXxWqRAmtIUccAQ3garviCqJjafXOfNMO0yMfNpdD6zbGaTU0P5Nz7e7gAT6cKmJRw==}
+
+  lodash.uniq@4.5.0:
+    resolution: {integrity: sha512-xfBaXQd9ryd9dlSDvnvI0lvxfLJlYAZzXomUYzLKtUeOQvOP5piqAWuGtrhWeqaXK9hhoM/iyJc5AV+XfsX3HQ==}
+
+  lru-cache@11.2.2:
+    resolution: {integrity: sha512-F9ODfyqML2coTIsQpSkRHnLSZMtkU8Q+mSfcaIyKwy58u+8k5nvAYeiNhsyMARvzNcXJ9QfWVrcPsC9e9rAxtg==}
+    engines: {node: 20 || >=22}
+
+  minimatch@10.1.1:
+    resolution: {integrity: sha512-enIvLvRAFZYXJzkCYG5RKmPfrFArdLv+R+lbQ53BmIMLIry74bjKzX6iHAm8WYamJkhSSEabrWN5D97XnKObjQ==}
+    engines: {node: 20 || >=22}
+
+  minipass@7.1.2:
+    resolution: {integrity: sha512-qOOzS1cBTWYF4BH8fVePDBOO9iptMnGUEZwNc/cMWnTV2nVLZ7VoNWEPHkYczZA0pdoA7dl6e7FL659nX9S2aw==}
+    engines: {node: '>=16 || 14 >=14.17'}
+
+  package-json-from-dist@1.0.1:
+    resolution: {integrity: sha512-UEZIS3/by4OC8vL3P2dTXRETpebLI2NiI5vIrjaD/5UtrkFX/tNbwjTSRAGC/+7CAo2pIcBaRgWmcBBHcsaCIw==}
+
+  path-key@3.1.1:
+    resolution: {integrity: sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==}
+    engines: {node: '>=8'}
+
+  path-scurry@2.0.1:
+    resolution: {integrity: sha512-oWyT4gICAu+kaA7QWk/jvCHWarMKNs6pXOGWKDTr7cw4IGcUbW+PeTfbaQiLGheFRpjo6O9J0PmyMfQPjH71oA==}
+    engines: {node: 20 || >=22}
+
+  require-from-string@2.0.2:
+    resolution: {integrity: sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==}
+    engines: {node: '>=0.10.0'}
+
+  rimraf@6.1.0:
+    resolution: {integrity: sha512-DxdlA1bdNzkZK7JiNWH+BAx1x4tEJWoTofIopFo6qWUU94jYrFZ0ubY05TqH3nWPJ1nKa1JWVFDINZ3fnrle/A==}
+    engines: {node: 20 || >=22}
+    hasBin: true
+
+  shebang-command@2.0.0:
+    resolution: {integrity: sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==}
+    engines: {node: '>=8'}
+
+  shebang-regex@3.0.0:
+    resolution: {integrity: sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==}
+    engines: {node: '>=8'}
+
+  signal-exit@4.1.0:
+    resolution: {integrity: sha512-bzyZ1e88w9O1iNJbKnOlvYTrWPDl46O1bG0D3XInv+9tkPrxrN8jUUTiFlDkkmKWgn1M6CfIA13SuGqOa9Korw==}
+    engines: {node: '>=14'}
+
+  slice-ansi@4.0.0:
+    resolution: {integrity: sha512-qMCMfhY040cVHT43K9BFygqYbUPFZKHOg7K73mtTWJRb8pyP3fzf4Ixd5SzdEJQ6MRUg/WBnOLxghZtKKurENQ==}
+    engines: {node: '>=10'}
+
+  string-width@4.2.3:
+    resolution: {integrity: sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==}
+    engines: {node: '>=8'}
+
+  string-width@5.1.2:
+    resolution: {integrity: sha512-HnLOCR3vjcY8beoNLtcjZ5/nxn2afmME6lhrDrebokqMap+XbeW8n9TXpPDOqdGK5qcI3oT0GKTW6wC7EMiVqA==}
+    engines: {node: '>=12'}
+
+  strip-ansi@6.0.1:
+    resolution: {integrity: sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==}
+    engines: {node: '>=8'}
+
+  strip-ansi@7.1.2:
+    resolution: {integrity: sha512-gmBGslpoQJtgnMAvOVqGZpEz9dyoKTCzy2nfz/n8aIFhN/jCE/rCmcxabB6jOOHV+0WNnylOxaxBQPSvcWklhA==}
+    engines: {node: '>=12'}
+
+  table@6.9.0:
+    resolution: {integrity: sha512-9kY+CygyYM6j02t5YFHbNz2FN5QmYGv9zAjVp4lCDjlCw7amdckXlEt/bjMhUIfj4ThGRE4gCUH5+yGnNuPo5A==}
+    engines: {node: '>=10.0.0'}
+
+  typescript@5.9.3:
+    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
+    engines: {node: '>=14.17'}
+    hasBin: true
+
+  undici-types@6.21.0:
+    resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
+
+  which@2.0.2:
+    resolution: {integrity: sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==}
+    engines: {node: '>= 8'}
+    hasBin: true
+
+  wrap-ansi@7.0.0:
+    resolution: {integrity: sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==}
+    engines: {node: '>=10'}
+
+  wrap-ansi@8.1.0:
+    resolution: {integrity: sha512-si7QWI6zUMq56bESFvagtmzMdGOtoxfR+Sez11Mobfc7tm+VkUckk9bW2UeffTGVUbOksxmSw0AA2gs8g71NCQ==}
+    engines: {node: '>=12'}
+
+snapshots:
+
+  '@fast-csv/parse@5.0.7':
     dependencies:
       lodash.escaperegexp: 4.1.2
       lodash.groupby: 4.6.0
       lodash.uniq: 4.5.0
-    dev: false
 
-  /@types/node@22.19.21:
+  '@isaacs/balanced-match@4.0.1': {}
-    resolution: {integrity: sha512-VMeFBSCKQKmm2swI2kW51SFusDqekC6q9trBCvJ/JliDchFSuoYYKN7yVNjPthP1HKZcx3U1gI/wTcEBjEFKTA==}
+
+  '@isaacs/brace-expansion@5.0.0':
+    dependencies:
+      '@isaacs/balanced-match': 4.0.1
+
+  '@isaacs/cliui@8.0.2':
+    dependencies:
+      string-width: 5.1.2
+      string-width-cjs: string-width@4.2.3
+      strip-ansi: 7.1.2
+      strip-ansi-cjs: strip-ansi@6.0.1
+      wrap-ansi: 8.1.0
+      wrap-ansi-cjs: wrap-ansi@7.0.0
+
+  '@types/node@22.19.0':
     dependencies:
       undici-types: 6.21.0
-    dev: true
 
-  /ajv@8.20.0:
+  ajv@8.18.0:
-    resolution: {integrity: sha512-Thbli+OlOj+iMPYFBVBfJ3OmCAnaSyNn4M1vz9T6Gka5Jt9ba/HIR56joy65tY6kx/FCF5VXNB819Y7/GUrBGA==}
     dependencies:
       fast-deep-equal: 3.1.3
-      fast-uri: 3.1.2
+      fast-uri: 3.1.0
       json-schema-traverse: 1.0.0
       require-from-string: 2.0.2
-    dev: false
 
-  /ansi-regex@5.0.1:
+  ansi-regex@5.0.1: {}
-    resolution: {integrity: sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==}
-    engines: {node: '>=8'}
-    dev: false
 
-  /ansi-styles@4.3.0:
+  ansi-regex@6.2.2: {}
-    resolution: {integrity: sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==}
+
-    engines: {node: '>=8'}
+  ansi-styles@4.3.0:
     dependencies:
       color-convert: 2.0.1
-    dev: false
 
-  /ansis@4.3.1:
+  ansi-styles@6.2.3: {}
-    resolution: {integrity: sha512-BJ8/l4R5LRE7hW9WdSuGYrLSHi2ynxeFpDFbH0K/CgNeY/tyhk+vO6TYxXC5r5CpUhNVX310xzPsN/H9lCdfOA==}
-    engines: {node: '>=14'}
-    dev: false
 
-  /astral-regex@2.0.0:
+  ansis@4.2.0: {}
-    resolution: {integrity: sha512-Z7tMw1ytTXt5jqMcOP+OQteU1VuNK9Y02uuJtKQ1Sv69jXQKKg5cibLwGJow8yzZP+eAc18EmLGPal0bp36rvQ==}
-    engines: {node: '>=8'}
-    dev: false
 
-  /balanced-match@4.0.4:
+  astral-regex@2.0.0: {}
-    resolution: {integrity: sha512-BLrgEcRTwX2o6gGxGOCNyMvGSp35YofuYzw9h1IMTRmKqttAZZVU67bdb9Pr2vUHA8+j3i2tJfjO6C6+4myGTA==}
-    engines: {node: 18 || 20 || >=22}
-    dev: true
 
-  /brace-expansion@5.0.6:
+  color-convert@2.0.1:
-    resolution: {integrity: sha512-kLpxurY4Z4r9sgMsyG0Z9uzsBlgiU/EFKhj/h91/8yHu0edo7XuixOIH3VcJ8kkxs6/jPzoI6U9Vj3WqbMQ94g==}
-    engines: {node: 18 || 20 || >=22}
-    dependencies:
-      balanced-match: 4.0.4
-    dev: true
-
-  /color-convert@2.0.1:
-    resolution: {integrity: sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==}
-    engines: {node: '>=7.0.0'}
     dependencies:
       color-name: 1.1.4
-    dev: false
 
-  /color-name@1.1.4:
+  color-name@1.1.4: {}
-    resolution: {integrity: sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==}
-    dev: false
 
-  /emoji-regex@8.0.0:
+  cross-spawn@7.0.6:
-    resolution: {integrity: sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==}
-    dev: false
-
-  /fast-deep-equal@3.1.3:
-    resolution: {integrity: sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==}
-    dev: false
-
-  /fast-uri@3.1.2:
-    resolution: {integrity: sha512-rVjf7ArG3LTk+FS6Yw81V1DLuZl1bRbNrev6Tmd/9RaroeeRRJhAt7jg/6YFxbvAQXUCavSoZhPPj6oOx+5KjQ==}
-    dev: false
-
-  /glob@13.0.6:
-    resolution: {integrity: sha512-Wjlyrolmm8uDpm/ogGyXZXb1Z+Ca2B8NbJwqBVg0axK9GbBeoS7yGV6vjXnYdGm6X53iehEuxxbyiKp8QmN4Vw==}
-    engines: {node: 18 || 20 || >=22}
     dependencies:
-      minimatch: 10.2.5
+      path-key: 3.1.1
-      minipass: 7.1.3
+      shebang-command: 2.0.0
-      path-scurry: 2.0.2
+      which: 2.0.2
-    dev: true
 
-  /is-fullwidth-code-point@3.0.0:
+  eastasianwidth@0.2.0: {}
-    resolution: {integrity: sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==}
-    engines: {node: '>=8'}
-    dev: false
 
-  /json-schema-traverse@1.0.0:
+  emoji-regex@8.0.0: {}
-    resolution: {integrity: sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==}
-    dev: false
 
-  /lodash.escaperegexp@4.1.2:
+  emoji-regex@9.2.2: {}
-    resolution: {integrity: sha512-TM9YBvyC84ZxE3rgfefxUWiQKLilstD6k7PTGt6wfbtXF8ixIJLOL3VYyV/z+ZiPLsVxAsKAFVwWlWeb2Y8Yyw==}
-    dev: false
 
-  /lodash.groupby@4.6.0:
+  fast-deep-equal@3.1.3: {}
-    resolution: {integrity: sha512-5dcWxm23+VAoz+awKmBaiBvzox8+RqMgFhi7UvX9DHZr2HdxHXM/Wrf8cfKpsW37RNrvtPn6hSwNqurSILbmJw==}
-    dev: false
 
-  /lodash.truncate@4.4.2:
+  fast-uri@3.1.0: {}
-    resolution: {integrity: sha512-jttmRe7bRse52OsWIMDLaXxWqRAmtIUccAQ3garviCqJjafXOfNMO0yMfNpdD6zbGaTU0P5Nz7e7gAT6cKmJRw==}
-    dev: false
 
-  /lodash.uniq@4.5.0:
+  foreground-child@3.3.1:
-    resolution: {integrity: sha512-xfBaXQd9ryd9dlSDvnvI0lvxfLJlYAZzXomUYzLKtUeOQvOP5piqAWuGtrhWeqaXK9hhoM/iyJc5AV+XfsX3HQ==}
-    dev: false
-
-  /lru-cache@11.5.1:
-    resolution: {integrity: sha512-RPimw/7aMdv2oqRrxKwvZXcPfwBrn/JZ2xYcY9Hus/6LaS3VOAKVWKWgNLCFSiOm1ESXinjsDlidVU7JlnCN2A==}
-    engines: {node: 20 || >=22}
-    dev: true
-
-  /minimatch@10.2.5:
-    resolution: {integrity: sha512-MULkVLfKGYDFYejP07QOurDLLQpcjk7Fw+7jXS2R2czRQzR56yHRveU5NDJEOviH+hETZKSkIk5c+T23GjFUMg==}
-    engines: {node: 18 || 20 || >=22}
     dependencies:
-      brace-expansion: 5.0.6
+      cross-spawn: 7.0.6
-    dev: true
+      signal-exit: 4.1.0
 
-  /minipass@7.1.3:
+  glob@11.0.3:
-    resolution: {integrity: sha512-tEBHqDnIoM/1rXME1zgka9g6Q2lcoCkxHLuc7ODJ5BxbP5d4c2Z5cGgtXAku59200Cx7diuHTOYfSBD8n6mm8A==}
-    engines: {node: '>=16 || 14 >=14.17'}
-    dev: true
-
-  /package-json-from-dist@1.0.1:
-    resolution: {integrity: sha512-UEZIS3/by4OC8vL3P2dTXRETpebLI2NiI5vIrjaD/5UtrkFX/tNbwjTSRAGC/+7CAo2pIcBaRgWmcBBHcsaCIw==}
-    dev: true
-
-  /path-scurry@2.0.2:
-    resolution: {integrity: sha512-3O/iVVsJAPsOnpwWIeD+d6z/7PmqApyQePUtCndjatj/9I5LylHvt5qluFaBT3I5h3r1ejfR056c+FCv+NnNXg==}
-    engines: {node: 18 || 20 || >=22}
     dependencies:
-      lru-cache: 11.5.1
+      foreground-child: 3.3.1
-      minipass: 7.1.3
+      jackspeak: 4.1.1
-    dev: true
+      minimatch: 10.1.1
-
+      minipass: 7.1.2
-  /require-from-string@2.0.2:
-    resolution: {integrity: sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==}
-    engines: {node: '>=0.10.0'}
-    dev: false
-
-  /rimraf@6.1.3:
-    resolution: {integrity: sha512-LKg+Cr2ZF61fkcaK1UdkH2yEBBKnYjTyWzTJT6KNPcSPaiT7HSdhtMXQuN5wkTX0Xu72KQ1l8S42rlmexS2hSA==}
-    engines: {node: 20 || >=22}
-    hasBin: true
-    dependencies:
-      glob: 13.0.6
       package-json-from-dist: 1.0.1
-    dev: true
+      path-scurry: 2.0.1
 
-  /slice-ansi@4.0.0:
+  is-fullwidth-code-point@3.0.0: {}
-    resolution: {integrity: sha512-qMCMfhY040cVHT43K9BFygqYbUPFZKHOg7K73mtTWJRb8pyP3fzf4Ixd5SzdEJQ6MRUg/WBnOLxghZtKKurENQ==}
+
-    engines: {node: '>=10'}
+  isexe@2.0.0: {}
+
+  jackspeak@4.1.1:
+    dependencies:
+      '@isaacs/cliui': 8.0.2
+
+  json-schema-traverse@1.0.0: {}
+
+  lodash.escaperegexp@4.1.2: {}
+
+  lodash.groupby@4.6.0: {}
+
+  lodash.truncate@4.4.2: {}
+
+  lodash.uniq@4.5.0: {}
+
+  lru-cache@11.2.2: {}
+
+  minimatch@10.1.1:
+    dependencies:
+      '@isaacs/brace-expansion': 5.0.0
+
+  minipass@7.1.2: {}
+
+  package-json-from-dist@1.0.1: {}
+
+  path-key@3.1.1: {}
+
+  path-scurry@2.0.1:
+    dependencies:
+      lru-cache: 11.2.2
+      minipass: 7.1.2
+
+  require-from-string@2.0.2: {}
+
+  rimraf@6.1.0:
+    dependencies:
+      glob: 11.0.3
+      package-json-from-dist: 1.0.1
+
+  shebang-command@2.0.0:
+    dependencies:
+      shebang-regex: 3.0.0
+
+  shebang-regex@3.0.0: {}
+
+  signal-exit@4.1.0: {}
+
+  slice-ansi@4.0.0:
     dependencies:
       ansi-styles: 4.3.0
       astral-regex: 2.0.0
       is-fullwidth-code-point: 3.0.0
-    dev: false
 
-  /string-width@4.2.3:
+  string-width@4.2.3:
-    resolution: {integrity: sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==}
-    engines: {node: '>=8'}
     dependencies:
       emoji-regex: 8.0.0
       is-fullwidth-code-point: 3.0.0
       strip-ansi: 6.0.1
-    dev: false
 
-  /strip-ansi@6.0.1:
+  string-width@5.1.2:
-    resolution: {integrity: sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==}
+    dependencies:
-    engines: {node: '>=8'}
+      eastasianwidth: 0.2.0
+      emoji-regex: 9.2.2
+      strip-ansi: 7.1.2
+
+  strip-ansi@6.0.1:
     dependencies:
       ansi-regex: 5.0.1
-    dev: false
 
-  /table@6.9.0:
+  strip-ansi@7.1.2:
-    resolution: {integrity: sha512-9kY+CygyYM6j02t5YFHbNz2FN5QmYGv9zAjVp4lCDjlCw7amdckXlEt/bjMhUIfj4ThGRE4gCUH5+yGnNuPo5A==}
-    engines: {node: '>=10.0.0'}
     dependencies:
-      ajv: 8.20.0
+      ansi-regex: 6.2.2
+
+  table@6.9.0:
+    dependencies:
+      ajv: 8.18.0
       lodash.truncate: 4.4.2
       slice-ansi: 4.0.0
       string-width: 4.2.3
       strip-ansi: 6.0.1
-    dev: false
 
-  /typescript@5.9.3:
+  typescript@5.9.3: {}
-    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
-    engines: {node: '>=14.17'}
-    hasBin: true
-    dev: true
 
-  /undici-types@6.21.0:
+  undici-types@6.21.0: {}
-    resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
+
-    dev: true
+  which@2.0.2:
+    dependencies:
+      isexe: 2.0.0
+
+  wrap-ansi@7.0.0:
+    dependencies:
+      ansi-styles: 4.3.0
+      string-width: 4.2.3
+      strip-ansi: 6.0.1
+
+  wrap-ansi@8.1.0:
+    dependencies:
+      ansi-styles: 6.2.3
+      string-width: 5.1.2
+      strip-ansi: 7.1.2

src/vm/commands/abs.ts

@@ -0,0 +1,24 @@
+import {Command} from "./command.js";
+import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
+import {Awaitable} from "../../util/types.js";
+
+export class Abs extends Command<{}> {
+    attemptParse(): Awaitable<{}> {
+        return {}
+    }
+
+    getDisplayName(): string {
+        return 'abs'
+    }
+
+    isParseCandidate(token: LexInput): boolean {
+        return this.isKeyword(token, 'abs')
+    }
+
+    async execute(vm: StrVM): Promise<StrVM> {
+        return vm.replaceContextMatchingTerm({
+            int: sub => Math.abs(sub),
+        })
+    }
+}

src/vm/commands/divide.ts

@@ -0,0 +1,29 @@
+import {Command, ParseContext, StrTerm} from "./command.js";
+import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
+
+export type DivideData = {
+    val: StrTerm,
+}
+
+export class Divide extends Command<DivideData> {
+    async attemptParse(context: ParseContext): Promise<DivideData> {
+        return {
+            val: await context.popTerm(),
+        }
+    }
+
+    getDisplayName(): string {
+        return 'divide'
+    }
+
+    isParseCandidate(token: LexInput): boolean {
+        return this.isKeyword(token, 'divide')
+    }
+
+    async execute(vm: StrVM, data: DivideData): Promise<StrVM> {
+        return vm.replaceContextMatchingTerm(ctx => ({
+            int: sub => sub / ctx.resolveInt(data.val),
+        }))
+    }
+}

src/vm/commands/index.ts

@@ -60,9 +60,15 @@ import {Convert} from "./convert.js";
 import {While} from "./while.js";
 import {Table} from "./table.js";
 import {Push} from "./push.js";
+import {Plus} from "./plus.js";
+import {Minus} from "./minus.js";
+import {Times} from "./times.js";
+import {Divide} from "./divide.js";
+import {Abs} from "./abs.js";
 
 export type Commands = Command<CommandData>[]
 export const commands: Commands = [
+    new Abs,
     new Assign,
     new Call,
     new Chunk,
@@ -71,6 +77,7 @@ export const commands: Commands = [
     new Contains,
     new Convert,
     new Copy,
+    new Divide,
     new Drop,
     new Each,
     new Edit,
@@ -91,11 +98,13 @@ export const commands: Commands = [
     new Load,
     new Lower,
     new LSub,
+    new Minus,
     new Missing,
     new On,
     new OutFile,
     new Over,
     new Paste,
+    new Plus,
     new Prefix,
     new Push,
     new Quote,
@@ -113,6 +122,7 @@ export const commands: Commands = [
     new Suffix,
     new Table,
     new Take,
+    new Times,
     new To,
     new Trim,
     new Undo,

src/vm/commands/minus.ts

@@ -0,0 +1,29 @@
+import {Command, ParseContext, StrTerm} from "./command.js";
+import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
+
+export type MinusData = {
+    val: StrTerm,
+}
+
+export class Minus extends Command<MinusData> {
+    async attemptParse(context: ParseContext): Promise<MinusData> {
+        return {
+            val: await context.popTerm(),
+        }
+    }
+
+    getDisplayName(): string {
+        return 'minus'
+    }
+
+    isParseCandidate(token: LexInput): boolean {
+        return this.isKeyword(token, 'minus')
+    }
+
+    async execute(vm: StrVM, data: MinusData): Promise<StrVM> {
+        return vm.replaceContextMatchingTerm(ctx => ({
+            int: sub => sub - ctx.resolveInt(data.val),
+        }))
+    }
+}

src/vm/commands/plus.ts

@@ -0,0 +1,29 @@
+import {Command, ParseContext, StrTerm} from "./command.js";
+import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
+
+export type PlusData = {
+    val: StrTerm,
+}
+
+export class Plus extends Command<PlusData> {
+    async attemptParse(context: ParseContext): Promise<PlusData> {
+        return {
+            val: await context.popTerm(),
+        }
+    }
+
+    getDisplayName(): string {
+        return 'plus'
+    }
+
+    isParseCandidate(token: LexInput): boolean {
+        return this.isKeyword(token, 'plus')
+    }
+
+    async execute(vm: StrVM, data: PlusData): Promise<StrVM> {
+        return vm.replaceContextMatchingTerm(ctx => ({
+            int: sub => sub + ctx.resolveInt(data.val),
+        }))
+    }
+}

src/vm/commands/times.ts

@@ -0,0 +1,29 @@
+import {Command, ParseContext, StrTerm} from "./command.js";
+import {LexInput} from "../lexer.js";
+import {StrVM} from "../vm.js";
+
+export type TimesData = {
+    val: StrTerm,
+}
+
+export class Times extends Command<TimesData> {
+    async attemptParse(context: ParseContext): Promise<TimesData> {
+        return {
+            val: await context.popTerm(),
+        }
+    }
+
+    getDisplayName(): string {
+        return 'times'
+    }
+
+    isParseCandidate(token: LexInput): boolean {
+        return this.isKeyword(token, 'times')
+    }
+
+    async execute(vm: StrVM, data: TimesData): Promise<StrVM> {
+        return vm.replaceContextMatchingTerm(ctx => ({
+            int: sub => sub * ctx.resolveInt(data.val),
+        }))
+    }
+}