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1. dynamo-update-expression dynamo-update-expression Public

   Generate DynamoDB Update Expression by diff-ing original and updated documents

   JavaScript 28 3

2. json-tots json-tots Public

   JSON Template of Templates

   JavaScript 9 4

3. functional-pipelines functional-pipelines Public

   functional pipelines for Java Script

   JavaScript 7

4. pipe and compose pipe and compose

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   const pipe = (...fns) => fns.reduceRight((f, g) => (...args) => f(g(...args)));

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   const compose = (...fns) => fns.reduce((f, g) => (...args) => f(g(...args)));

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   const add10 = x => x + 10;

5. Async Wrapper for DocumentClient.query Async Wrapper for DocumentClient.query

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   async function query(table, {keyConditionExpression, expressionAttributeValues} = {}, options = {}, params = {}) {

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       const docClient = new AWS.DynamoDB.DocumentClient({...options});

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       const requiredParams = {

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           TableName: table,

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           KeyConditionExpression: keyConditionExpression,

6. Transducer with Array.reduce() Transducer with Array.reduce()

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   const compose = (...fns) => fns.reduce((f, g) => (...args) => f(g(...args)));

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   // plain old mapping functions

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   const add10 = x => x + 10;

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   const square = x => x * x;