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'use strict'
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function reduce(json, code) {
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if (process.env.FX_APPLY) {
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return global[process.env.FX_APPLY](code)(json)
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}
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if ('.' === code) {
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return json
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}
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if ('?' === code) {
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return Object.keys(json)
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}
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if (/^@/.test(code)) {
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return eval(`function fn() {
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return Object.values(this).map(x => x${code.substring(1)})
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}; fn`).call(json)
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}
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if (/^\.\[/.test(code)) {
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return eval(`function fn() {
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return this${code.substring(1)}
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}; fn`).call(json)
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}
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if (/^\./.test(code)) {
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return eval(`function fn() {
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return this${code}
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}; fn`).call(json)
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}
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const fn = eval(`function fn() {
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return ${code}
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}; fn`).call(json)
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if (typeof fn === 'function') {
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return fn(json)
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}
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return fn
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}
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module.exports = reduce
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