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Merge "Implement SurfaceFragment.rewrapAllNodes"

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jenkins-bot 2013-02-26 00:22:01 +00:00 committed by Gerrit Code Review
parent e4724553f1 b384742103
commit 8d54ef4135
3 changed files with 94 additions and 6 deletions
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35
modules/ve/dm/ve.dm.SurfaceFragment.js
View file

@ -662,6 +662,13 @@ ve.dm.SurfaceFragment.prototype.wrapAllNodes = function ( wrapper ) {
/**
* Unwrap nodes in the fragment out of one or more elements.
*
* Unwrap only removes elements from inside the fragment.
*
* Example:
* // fragment is a selection of: <ul><li><p>text</p></li></ul>
* fragment.unwrapAllNodes( 2 );
* // fragment is now a selection of: <p>text</p>
*
* @method
* @param {number} depth Number of nodes to unwrap
* @chainable
@ -671,7 +678,7 @@ ve.dm.SurfaceFragment.prototype.unwrapAllNodes = function ( depth ) {
if ( !this.surface ) {
return this;
}
var i, tx, newRange, wrapper = [],
var i, tx, newRange, unwrapper = [],
innerRange = new ve.Range( this.range.start + depth, this.range.end - depth );
if ( this.range.end - this.range.start < depth * 2 ) {
@ -679,12 +686,12 @@ ve.dm.SurfaceFragment.prototype.unwrapAllNodes = function ( depth ) {
}
for ( i = 0; i < depth; i++ ) {
wrapper.push( this.surface.getDocument().data[this.range.start + i] );
unwrapper.push( this.surface.getDocument().data[this.range.start + i] );
}
newRange = new ve.Range( this.range.start, this.range.end - ( depth * 2 ) );
tx = ve.dm.Transaction.newFromWrap( this.document, innerRange, wrapper, [], [], [] );
tx = ve.dm.Transaction.newFromWrap( this.document, innerRange, unwrapper, [], [], [] );
this.surface.change( tx, !this.noAutoSelect && newRange );
this.range = newRange;
@ -705,12 +712,30 @@ ve.dm.SurfaceFragment.prototype.unwrapAllNodes = function ( depth ) {
* @param {Object} [wrapper.attributes] Attributes of wrapper
* @chainable
*/
ve.dm.SurfaceFragment.prototype.rewrapAllNodes = function () {
ve.dm.SurfaceFragment.prototype.rewrapAllNodes = function ( depth, wrapper ) {
// Handle null fragment
if ( !this.surface ) {
return this;
}
// TODO: Implement
var i, tx, newRange, unwrapper = [],
depthChange = wrapper.length - depth,
innerRange = new ve.Range( this.range.start + depth, this.range.end - depth );
if ( this.range.end - this.range.start < depth * 2 ) {
throw new Error( 'cannot unwrap by greater depth than maximum theoretical depth of selection' );
}
for ( i = 0; i < depth; i++ ) {
unwrapper.push( this.surface.getDocument().data[this.range.start + i] );
}
newRange = new ve.Range( this.range.start, this.range.end + ( depthChange * 2 ) );
tx = ve.dm.Transaction.newFromWrap( this.document, innerRange, unwrapper, wrapper, [], [] );
this.surface.change( tx, !this.noAutoSelect && newRange );
this.range = newRange;
return this;
};

2
modules/ve/dm/ve.dm.Transaction.js
View file

@ -459,7 +459,7 @@ ve.dm.Transaction.newFromContentBranchConversion = function ( doc, range, type,
*
* @param {ve.dm.Document} doc Document to generate a transaction for
* @param {ve.Range} range Range to wrap/unwrap/replace around
* @param {Array} unwrapOuter Oopening elements to unwrap. These must be immediately *outside* the range.
* @param {Array} unwrapOuter Opening elements to unwrap. These must be immediately *outside* the range.
* @param {Array} wrapOuter Opening elements to wrap around the range.
* @param {Array} unwrapEach Opening elements to unwrap from each top-level element in the range.
* @param {Array} wrapEach Opening elements to wrap around each top-level element in the range.

63
modules/ve/test/dm/ve.dm.SurfaceFragment.test.js
View file

@ -255,6 +255,69 @@ QUnit.test( 'wrapAllNodes/unwrapAllNodes', 10, function ( assert ) {
);
});
QUnit.test( 'rewrapAllNodes', 6, function ( assert ) {
var expectedData,
doc = new ve.dm.Document( ve.copyArray( ve.dm.example.data ) ),
surface = new ve.dm.Surface( doc ),
fragment = new ve.dm.SurfaceFragment( surface, new ve.Range( 5, 37 ) ),
expectedDoc = new ve.dm.Document( ve.copyArray( ve.dm.example.data ) ),
expectedSurface = new ve.dm.Surface( expectedDoc ),
expectedFragment = new ve.dm.SurfaceFragment( expectedSurface, new ve.Range( 5, 37 ) ),
created = { 'changed': { 'created' : 1 } };
// Compare a rewrap operation with its equivalent unwrap + wrap
// This type of test can only exist if the intermediate state is valid
fragment.rewrapAllNodes(
4,
[{ 'type': 'list', 'attributes': { 'style': 'bullet' } }, { 'type': 'listItem' }]
);
expectedFragment.unwrapAllNodes( 4 );
expectedFragment.wrapAllNodes(
[{ 'type': 'list', 'attributes': { 'style': 'bullet' } }, { 'type': 'listItem' }]
);
assert.deepEqual(
doc.getData(),
expectedDoc.getData(),
'rewrapping multiple nodes via a valid intermediate state produces the same document as unwrapping then wrapping'
);
assert.deepEqual( fragment.getRange(), expectedFragment.getRange(), 'new range contains rewrapping elements' );
// Reverse of first test
fragment.rewrapAllNodes(
2,
[
{ 'type': 'table', },
{ 'type': 'tableSection', 'attributes': { 'style': 'body' } },
{ 'type': 'tableRow' },
{ 'type': 'tableCell', 'attributes': { 'style': 'data' } }
]
);
expectedData = ve.copyArray( ve.dm.example.data );
expectedData[5].internal = created;
expectedData[6].internal = created;
expectedData[7].internal = created;
expectedData[8].internal = created;
assert.deepEqual(
doc.getData(),
expectedData,
'rewrapping multiple nodes via a valid intermediate state produces the same document as unwrapping then wrapping'
);
assert.deepEqual( fragment.getRange(), new ve.Range( 5, 37 ), 'new range contains rewrapping elements' );
// Rewrap a heading as a paragraph
// The intermediate stage (plain text attached to the document) would be invalid
// if performed as an unwrap and a wrap
fragment = new ve.dm.SurfaceFragment( surface, new ve.Range( 0, 5 ) );
fragment.rewrapAllNodes( 1, [ { 'type': 'paragraph' } ] );
expectedData.splice( 0, 1, { 'type': 'paragraph', 'internal': created } );
expectedData.splice( 4, 1, { 'type': '/paragraph' } );
assert.deepEqual( doc.getData(), expectedData, 'rewrapping a heading as a paragraph' );
assert.deepEqual( fragment.getRange(), new ve.Range( 0, 5 ), 'new range contains rewrapping elements' );
});
function runIsolateTest( assert, range, expected, label ) {
var doc = new ve.dm.Document( ve.copyArray( ve.dm.example.isolationData ) ),
surface = new ve.dm.Surface( doc ),