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/index.html

Created June 21, 2016 08:50
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  1. @invalid-email-address Anonymous created this gist Jun 21, 2016.
    117 changes: 117 additions & 0 deletions index.html
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,117 @@
    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width">
    <title>JS Bin</title>
    </head>
    <body>

    <script id="jsbin-javascript">
    function findDiff(original, newText) {

    function getZip(originalList, newTextList){
    return originalList.map(function(char,i) {
    return {
    first: char,
    second: newTextList[i]
    }
    })
    }

    function findDiffPoint(zippedList) {
    var start = 0
    zippedList.forEach(function(pair, index) {
    if (start > 0) return
    if (pair.first != pair.second) {
    start = index
    }
    })
    return start
    }

    var zip = getZip(
    original.split(''),
    newText.split('')
    )
    var diffStart = findDiffPoint(zip)
    var reverseZip = getZip(
    original.split('').reverse(),
    newText.split('').reverse()
    )

    var diffEnd = newText.length - findDiffPoint(reverseZip)

    var added = newText.slice(diffStart,diffEnd)

    return {
    start: diffStart,
    end: diffEnd,
    added: added
    }
    }


    var original = "first para\n Second para"
    var newText = "first para\n <b> INSERT </b> Second para"

    diff = findDiff(original,newText)
    console.log(
    diff
    )
    </script>



    <script id="jsbin-source-javascript" type="text/javascript">function findDiff(original, newText) {

    function getZip(originalList, newTextList){
    return originalList.map(function(char,i) {
    return {
    first: char,
    second: newTextList[i]
    }
    })
    }

    function findDiffPoint(zippedList) {
    var start = 0
    zippedList.forEach(function(pair, index) {
    if (start > 0) return
    if (pair.first != pair.second) {
    start = index
    }
    })
    return start
    }

    var zip = getZip(
    original.split(''),
    newText.split('')
    )
    var diffStart = findDiffPoint(zip)
    var reverseZip = getZip(
    original.split('').reverse(),
    newText.split('').reverse()
    )

    var diffEnd = newText.length - findDiffPoint(reverseZip)

    var added = newText.slice(diffStart,diffEnd)

    return {
    start: diffStart,
    end: diffEnd,
    added: added
    }
    }


    var original = "first para\n Second para"
    var newText = "first para\n <b> INSERT </b> Second para"

    diff = findDiff(original,newText)
    console.log(
    diff
    )</script></body>
    </html>
    51 changes: 51 additions & 0 deletions jsbin.nayedi.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,51 @@
    function findDiff(original, newText) {

    function getZip(originalList, newTextList){
    return originalList.map(function(char,i) {
    return {
    first: char,
    second: newTextList[i]
    }
    })
    }

    function findDiffPoint(zippedList) {
    var start = 0
    zippedList.forEach(function(pair, index) {
    if (start > 0) return
    if (pair.first != pair.second) {
    start = index
    }
    })
    return start
    }

    var zip = getZip(
    original.split(''),
    newText.split('')
    )
    var diffStart = findDiffPoint(zip)
    var reverseZip = getZip(
    original.split('').reverse(),
    newText.split('').reverse()
    )

    var diffEnd = newText.length - findDiffPoint(reverseZip)

    var added = newText.slice(diffStart,diffEnd)

    return {
    start: diffStart,
    end: diffEnd,
    added: added
    }
    }


    var original = "first para\n Second para"
    var newText = "first para\n <b> INSERT </b> Second para"

    diff = findDiff(original,newText)
    console.log(
    diff
    )