flow-fp v1.0.0

FLOW (Functional Programming)

flow(...funcs)

flow.and(...conditions)

flow.overEvery(...conditions)

flow.or(...conditions)

flow.overSome(...conditions)

flow.eq(value)

flow.equalTo(value)

flow.lt(value)

flow.lessThan(value)

flow.lessThanOrEqualTo(value)

flow.le(value)

flow.gt(value)

flow.greaterThan(value)

flow.ge(value)

flow.greaterThanOrEqualTo(value)

flow.ne(value)

flow.notEqualTo(value)

flow'?' => parameter placeholder

flow.prop(propName1, propName2, propName3...)

flow.prop('methodName1()', 'methodName2()', ...)

flow.prop('toUpperCase()', 'substr(...)', 0, 2)

flow.invoke(methodName, ...args) => value[methodName](...args)

flow.invoke(func, ...args) => func(value, ...args)

flow.always(literal)

flow.push(...values)

flow.unshift(...values)

flow.first()

flow.last()

flow.sort(sorter)

flow.format(stringTemplateWithPlaceholder) => 'Hello {0} and {1}!!!'

flow.formatHello ${x => x.name}!!!

flow.spread()

flow.select([selector1, selector2, selector3, ...]) => [result1, result2, result3]

flow.select({ prop1: selector1, prop2: selector2, ... }) => { prop1: result1, prop2: result2 }

flow.select('prop.path.1', selector1, 'prop.path.2', selector2) => { prop: { path: {1: result1, 2: result2} } }

flow.when().case(value1, case1).case(value2, case2).else(elsePart)

flow.when(conditional).case(value1, case1).case(value2, case2).else(elsePart)

flow.when().case(true, thenPart)

flow.when(conditional).case(true, thenPart)

flow.when().case(false, elsePart)

flow.when(conditional).case(false, elsePart)

flow.when().then(thenPart)

flow.when(conditional).then(thenPart)

flow.unless(elsePart)

flow.catch(handleError)

flow.await(lazyMethod, handleFail)

flow.not(expression)

flow.path(...paths) => flow.path('name', 'displayName')({ name: null, displayName: 'has-value' }) => 'has-value'

Support some standard built-in object methods

flow.filter

flow.map

flow.reduce

flow.reduceRight

flow.slice

flow.some

flow.every

flow.substr

flow.substring

flow.indexOf

flow.includes

flow.match

flow.entries

flow.flat

flow.flatMap

flow.find

flow.findIndex

flow.join

flow.keys

flow.lastIndexOf

flow.values

flow.toLowerCase

flow.toUpperCase

flow.charAt

flow.charCodeAt

flow.concat

flow.endsWith

flow.startsWith

flow.padEnd

flow.padStart

flow.repeat

flow.replace

flow.search

flow.split

flow.trim

flow.trimEnd

flow.trimStart

Chaining method call

flow.prop('name.toUpperCase()').eq('HELLO WORLD')