flynx/diff.js
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cleaned up the format a bit...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
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Alex A. Naanou 2018-07-13 22:07:19 +03:00
parent e4997c1d52
commit 3a48b532f6
1 changed files with 37 additions and 27 deletions
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diff.js
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@ -246,6 +246,7 @@ var getDiffSections = function(A, B, cmp, min_chunk){
// // holds both index and attribute keys (mode-dependant)... // // holds both index and attribute keys (mode-dependant)...
// items: [ // items: [
// // Simple item diff... // // Simple item diff...
// // XXX unused....
// [<key>, <diff>], // [<key>, <diff>],
// //
// // [S]plice section starting at key... // // [S]plice section starting at key...
@ -263,6 +264,9 @@ var getDiffSections = function(A, B, cmp, min_chunk){
// //
// items: [ // items: [
// [<key>, <diff>], // [<key>, <diff>],
//
// // XXX unused....
// [<key-a>, <key-b>, <diff>],
// ... // ...
// ], // ],
// item_order: <array-diff>, // item_order: <array-diff>,
@ -318,30 +322,31 @@ function(A, B, options, cache){
length: [A.length, B.length], length: [A.length, B.length],
} }
// XXX diff the gaps... // diff the gaps...
res.items = getDiffSections(A, B, cmp) res.items = getDiffSections(A, B, cmp)
.map(function(gap){ .map(function(gap){
var i = gap[0][0]
var j = gap[1][0]
var a = gap[0][1] var a = gap[0][1]
var b = gap[1][1] var b = gap[1][1]
var i = gap[0][0]
var j = gap[1][0]
return a return a
.map(function(e, n){ .map(function(e, n){
return { return [
A: i+n, i+n,
B: j+n, j+n,
diff: cacheDiff(e, b.length > n ? b[n] : NONE) cacheDiff(e, b.length > n ? b[n] : NONE)
} }) ] })
.concat(b.slice(a.length) .concat(b.slice(a.length)
.map(function(e, n){ .map(function(e, n){
return { return [
A: a.length + i+n, a.length + i+n,
B: a.length + j+n, a.length + j+n,
diff: cacheDiff(a.length > n ? a[n] : NONE, e) cacheDiff(a.length > n ? a[n] : NONE, e)
} })) ] }))
}) })
.reduce(function(res, e){
return res.concat(e) }, [])
@ -373,6 +378,7 @@ function(A, B, options, cache){
_diff_items(cacheDiff, res, A, B, options) _diff_items(cacheDiff, res, A, B, options)
/* XXX
// XXX this should be applicable to JSON too... // XXX this should be applicable to JSON too...
options.mode != 'JSON' options.mode != 'JSON'
&& _diff_item_order(cacheDiff, res, A, B, options) && _diff_item_order(cacheDiff, res, A, B, options)
@ -386,8 +392,10 @@ function(A, B, options, cache){
// XXX .__proto___ (???) // XXX .__proto___ (???)
} }
//*/
return ((res.item_order || []).length + (res.items || []).length) == 0 ? return ((res.item_order || []).length
+ (res.items || []).length) == 0 ?
null null
: res : res
} }
@ -414,9 +422,10 @@ function(diff, res, path){
// Array... // Array...
} else if(diff.type == 'Array'){ } else if(diff.type == 'Array'){
diff.items.forEach(function(e){ diff.items
var i = e[0] .forEach(function(e){
var v = e[1] var i = [e[0], e[1]]
var v = e[2]
var p = path.concat([i]) var p = path.concat([i])
flatten(v, res, p) flatten(v, res, p)
@ -424,7 +433,8 @@ function(diff, res, path){
// Object... // Object...
} else if(diff.type == 'Object'){ } else if(diff.type == 'Object'){
diff.items.forEach(function(e){ diff.items
.forEach(function(e){
var i = e[0] var i = e[0]
var v = e[1] var v = e[1]
var p = path.concat([i]) var p = path.concat([i])