Add plural version of US customary units

README.md

@@ -115,7 +115,7 @@ Reference
 
 - Units (remember that you can use tab completion):
 
-  `A`, `ampere`, `B`, `becquerel`, `bit`, `bits`, `bps`, `Bq`, `byte`, `Byte`, `bytes`, `Bytes`, `C`, `candela`, `cd`, `coulomb`, `cup`, `d`, `day`, `days`, `deg`, `degree`, `degrees`, `electronvolt`, `eV`, `F`, `farad`, `feet`, `foot`, `ft`, `gallon`, `gal`, `g`, `gram`, `grams`, `gray`, `Gy`, `H`, `h`, `ha`, `hectare`, `henry`, `hertz`, `hour`, `hours`, `Hz`, `in`, `inch`, `inches`, `J`, `joule`, `joules`, `K`, `kat`, `katal`, `kelvin`, `L`, `lb`, `liter`, `liters`, `lm`, `lumen`, `lux`, `lx`, `m`, `meter`, `meters`, `mile`, `miles`, `min`, `minute`, `minutes`, `mol`, `mole`, `month`, `months`, `mph`, `N`, `newton`, `ohm`, `ounce`, `ounces`, `oz`, `Pa`, `pascal`, `pint`, `pound`, `pounds`, `rad`, `radian`, `radians`, `S`, `s`, `sec`, `second`, `seconds`, `siemens`, `sievert`, `Sv`, `T`, `t`, `tesla`, `tablespoon`, `tbsp`, `teaspoon`, `tsp`, `ton`, `tonne`, `tonnes`, `tons`, `V`, `volt`, `W`, `w`, `watt`, `watts`, `Wb`, `weber`, `week`, `weeks`, `yard`, `yards`, `yd`, `year`, `years`, `°`, `Ω`.
+  `A`, `ampere`, `B`, `becquerel`, `bit`, `bits`, `bps`, `Bq`, `byte`, `Byte`, `bytes`, `Bytes`, `C`, `candela`, `cd`, `coulomb`, `cup`, `cups`, `d`, `day`, `days`, `deg`, `degree`, `degrees`, `electronvolt`, `eV`, `F`, `farad`, `feet`, `foot`, `ft`, `gallon`, `gallons`, `gal`, `g`, `gram`, `grams`, `gray`, `Gy`, `H`, `h`, `ha`, `hectare`, `henry`, `hertz`, `hour`, `hours`, `Hz`, `in`, `inch`, `inches`, `J`, `joule`, `joules`, `K`, `kat`, `katal`, `kelvin`, `L`, `lb`, `liter`, `liters`, `lm`, `lumen`, `lux`, `lx`, `m`, `meter`, `meters`, `mile`, `miles`, `min`, `minute`, `minutes`, `mol`, `mole`, `month`, `months`, `mph`, `N`, `newton`, `ohm`, `ounce`, `ounces`, `oz`, `Pa`, `pascal`, `pint`, `pints`, `pound`, `pounds`, `rad`, `radian`, `radians`, `S`, `s`, `sec`, `second`, `seconds`, `siemens`, `sievert`, `Sv`, `T`, `t`, `tesla`, `tablespoon`, `tablespoons`, `tbsp`, `teaspoon`, `teaspoons`, `tsp`, `ton`, `tonne`, `tonnes`, `tons`, `V`, `volt`, `W`, `w`, `watt`, `watts`, `Wb`, `weber`, `week`, `weeks`, `yard`, `yards`, `yd`, `year`, `years`, `°`, `Ω`.
 
 Install
 -------

package.json

@@ -1,6 +1,6 @@
 {
   "name": "insect",
-  "version": "4.0.1",
+  "version": "4.0.2",
   "description": "REPL-style scientific calculator with full support for physical units",
   "author": "David Peter <[email protected]>",
   "license": "MIT",

src/Insect/Parser.purs

@@ -237,11 +237,11 @@ imperialUnitDict = Dictionary
   , foot ==> ["feet", "foot", "ft"]
   , ounce ==> ["ounces", "ounce", "oz"]
   , pound ==> ["pounds", "pound", "lb"]
-  , gallon ==> ["gallon", "gal"]
-  , pint ==> ["pint"]
-  , cup ==> ["cup"]
-  , tablespoon ==> ["tablespoon", "tbsp"]
-  , teaspoon ==> ["teaspoon", "tsp"]
+  , gallon ==> ["gallons", "gallon", "gal"]
+  , pint ==> ["pints", "pint"]
+  , cup ==> ["cups", "cup"]
+  , tablespoon ==> ["tablespoons", "tablespoon", "tbsp"]
+  , teaspoon ==> ["teaspoons", "teaspoon", "tsp"]
   ]
 
 -- | Parse an imperial unit like `ft` of `mile`.