3 files changed, 5 insertions, 60 deletions
diff --git a/packages/utils/CHANGELOG.json b/packages/utils/CHANGELOG.json
index a27216be7..bea6a9566 100644
--- a/packages/utils/CHANGELOG.json
+++ b/packages/utils/CHANGELOG.json
@@ -12,6 +12,10 @@
             {
                 "note": "Fixes uncaught Error in abi_decoder",
                 "pr": 763
+            },
+            {
+                "note": "Add formatUtils",
+                "pr": 829
             }
         ]
     },
diff --git a/packages/utils/src/conversion.ts b/packages/utils/src/conversion.ts
deleted file mode 100644
index f0eed9ee4..000000000
--- a/packages/utils/src/conversion.ts
+++ /dev/null
@@ -1,59 +0,0 @@
-import * as _ from 'lodash';
-
-import { BigNumber } from './configured_bignumber';
-
-export const conversion = {
-    isBigNumber(value: any): boolean {
-        const isBigNumber = _.isObject(value) && value.isBigNumber;
-        return isBigNumber;
-    },
-    convertHexToNumber(value: string): number {
-        const valueBigNumber = new BigNumber(value);
-        const valueNumber = valueBigNumber.toNumber();
-        return valueNumber;
-    },
-    convertHexToNumberOrNull(hex: string | null): number | null {
-        if (_.isNull(hex)) {
-            return null;
-        }
-        const decimal = this.convertHexToNumber(hex);
-        return decimal;
-    },
-    convertAmountToBigNumber(value: string | number | BigNumber): BigNumber {
-        const num = value || 0;
-        const isBigNumber = conversion.isBigNumber(num);
-        if (isBigNumber) {
-            return num as BigNumber;
-        }
-
-        if (_.isString(num) && (num.indexOf('0x') === 0 || num.indexOf('-0x') === 0)) {
-            return new BigNumber(num.replace('0x', ''), 16);
-        }
-
-        const baseTen = 10;
-        return new BigNumber((num as number).toString(baseTen), baseTen);
-    },
-    encodeAmountAsHexString(value: string | number | BigNumber): string {
-        const valueBigNumber = conversion.convertAmountToBigNumber(value);
-        const hexBase = 16;
-        const valueHex = valueBigNumber.toString(hexBase);
-
-        return valueBigNumber.lessThan(0) ? '-0x' + valueHex.substr(1) : '0x' + valueHex;
-    },
-    numberToHex(value: number): string {
-        if (!isFinite(value) && !this.isHexStrict(value)) {
-            throw new Error(`Given input ${value} is not a number.`);
-        }
-
-        const valueBigNumber = new BigNumber(value);
-        const hexBase = 16;
-        const result = valueBigNumber.toString(hexBase);
-
-        return valueBigNumber.lt(0) ? '-0x' + result.substr(1) : '0x' + result;
-    },
-    isHexStrict(hex: string | number): boolean {
-        return (
-            (_.isString(hex) || _.isNumber(hex)) && /^(-)?0x[0-9a-f]*$/i.test(_.isNumber(hex) ? hex.toString() : hex)
-        );
-    },
-};
diff --git a/packages/utils/src/index.ts b/packages/utils/src/index.ts
index de78f26df..cc8592400 100644
--- a/packages/utils/src/index.ts
+++ b/packages/utils/src/index.ts
@@ -8,4 +8,4 @@ export { logUtils } from './log_utils';
 export { abiUtils } from './abi_utils';
 export { NULL_BYTES } from './constants';
 export { errorUtils } from './error_utils';
-export { conversion } from './conversion';
+export { formatUtils } from './format_utils';