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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
| using System.Text; | ||
| using System.Threading.Tasks; | ||
| using Xunit; | ||
|
|
||
| namespace Humanizer.Tests | ||
| { | ||
| [UseCulture("en-US")] | ||
| public class WordsToNumberTest | ||
| { | ||
| [InlineData("one", 1)] | ||
| [InlineData("minus five", -5)] | ||
| [InlineData("eleven", 11)] | ||
| [InlineData("ninety five", 95)] | ||
| [InlineData("hundred five", 105)] | ||
| [InlineData("one hundred ninety six", 196)] | ||
| [Theory] | ||
| public void ToNumber(string words, int expectedNumber) | ||
| { | ||
| Assert.Equal(expectedNumber, words.ToNumber()); | ||
| } | ||
| } | ||
| } |
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20 changes: 20 additions & 0 deletions
20
src/Humanizer/Configuration/DefaultWordsToNumberConverter.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| using System.Globalization; | ||
| using Humanizer.Localisation.WordsToNumber; | ||
|
|
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| namespace Humanizer.Configuration | ||
| { | ||
| internal class DefaultWordsToNumberConverter : GenderlessWordsToNumberConverter | ||
| { | ||
| private readonly CultureInfo _culture; | ||
|
|
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| public DefaultWordsToNumberConverter(CultureInfo culture) | ||
| { | ||
| _culture = culture; | ||
| } | ||
|
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| public override int Convert(string words) | ||
| { | ||
| return words.ToNumber(_culture); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| namespace Humanizer.Configuration | ||
| { | ||
| public interface IWordsToNumberConverter | ||
| { | ||
| int Convert(string words); | ||
| } | ||
| } |
13 changes: 13 additions & 0 deletions
13
src/Humanizer/Configuration/WordsToNumberConverterRegistry.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| using Humanizer.Localisation.WordsToNumber; | ||
|
|
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| namespace Humanizer.Configuration | ||
| { | ||
| internal class WordsToNumberConverterRegistry : LocaliserRegistry<IWordsToNumberConverter> | ||
| { | ||
| public WordsToNumberConverterRegistry() | ||
| : base((culture) => new DefaultWordsToNumberConverter(culture)) | ||
| { | ||
| Register("en", new EnglishWordsToNumberConverter()); | ||
| } | ||
| } | ||
| } |
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83 changes: 83 additions & 0 deletions
83
src/Humanizer/Localisation/WordsToNumber/EnglishWordsToNumberConverter.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,83 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using Humanizer.Configuration; | ||
|
|
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| namespace Humanizer.Localisation.WordsToNumber | ||
| { | ||
| internal class EnglishWordsToNumberConverter : GenderlessWordsToNumberConverter | ||
| { | ||
| private static readonly Dictionary<string, int> NumbersMap = new Dictionary<string, int> | ||
| { | ||
| {"zero",0}, | ||
| {"one",1}, | ||
| {"two",2}, | ||
| {"three",3}, | ||
| {"four",4}, | ||
| {"five",5}, | ||
| {"six",6}, | ||
| {"seven",7}, | ||
| {"eight",8}, | ||
| {"nine",9}, | ||
| {"ten",10}, | ||
| {"eleven",11}, | ||
| {"twelve",12}, | ||
| {"thirteen",13}, | ||
| {"fourteen",14}, | ||
| {"fifteen",15}, | ||
| {"sixteen",16}, | ||
| {"seventeen",17}, | ||
| {"eighteen",18}, | ||
| {"nineteen",19}, | ||
| {"twenty", 20 }, | ||
| {"thirty", 30 }, | ||
| {"forty", 40 }, | ||
| {"fifty", 50 }, | ||
| {"sixty", 60 }, | ||
| {"seventy", 70 }, | ||
| {"eighty", 80 }, | ||
| {"ninety", 90 }, | ||
| {"hundred", 100 }, | ||
| {"thousand", 1000 }, | ||
| {"million", 1000000 }, | ||
| {"billion", 1000000000 } | ||
| }; | ||
|
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| public override int Convert(string words) | ||
| { | ||
| bool isNegative = false; | ||
| if (words.StartsWith("minus")) | ||
| { | ||
| isNegative = true; | ||
| words = words.Remove(0, 6); | ||
| } | ||
|
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| string[] wordsArray = words.Split(' '); | ||
|
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| int response = NumbersMap[wordsArray[0]]; | ||
|
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| for (int i = 1; i < wordsArray.Length; i++) | ||
| { | ||
| if(response < NumbersMap[wordsArray[i]]) | ||
| { | ||
| response *= NumbersMap[wordsArray[i]]; | ||
| } | ||
| else | ||
| { | ||
| response += NumbersMap[wordsArray[i]]; | ||
| } | ||
|
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| } | ||
|
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| if(isNegative) | ||
| { | ||
| return response*-1; | ||
| } | ||
| else | ||
| { | ||
| return response; | ||
| } | ||
|
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|
|
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| } | ||
| } | ||
| } |
9 changes: 9 additions & 0 deletions
9
src/Humanizer/Localisation/WordsToNumber/GenderlessWordsToNumberConverter.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| using Humanizer.Configuration; | ||
|
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| namespace Humanizer.Localisation.WordsToNumber | ||
| { | ||
| internal abstract class GenderlessWordsToNumberConverter : IWordsToNumberConverter | ||
| { | ||
| public abstract int Convert(string words); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| using System.Globalization; | ||
| using Humanizer.Configuration; | ||
|
|
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| namespace Humanizer | ||
| { | ||
| /// <summary> | ||
| /// Transform humanized string to number; e.g. one => 1 | ||
| /// </summary> | ||
| public static class WordsToNumberExtension | ||
| { | ||
| public static int ToNumber(this string words, CultureInfo culture = null) | ||
| { | ||
| return Configurator.GetWordsToNumberConverter(culture).Convert(words); | ||
| } | ||
|
|
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| } | ||
| } |