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Adds Block.prototype.mixin() and Blockly.Extensions.registerMixin(). (#907)

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Adds Block.prototype.mixin() and Blockly.Extensions.registerMixin().
This adds support for a common use pattern in extensions, and adds
error checking to avoid future incompatibilities.
This commit is contained in:
Andrew n marshall
2017-02-06 10:00:08 -08:00
committed by GitHub
parent ec878b02cd
commit 15827c5d30
4 changed files with 156 additions and 6 deletions
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9
blocks/math.js
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@@ -467,7 +467,7 @@ Blockly.Extensions.register("math_is_divisibleby_mutator",
* @this {Blockly.Block}
*/
function() {
goog.mixin(this, Blockly.Blocks.math.IS_DIVISIBLEBY_MUTATOR_MIXIN_);
this.mixin(Blockly.Blocks.math.IS_DIVISIBLEBY_MUTATOR_MIXIN_);
this.getField('PROPERTY').setValidator(function(option) {
var divisorInput = (option == 'DIVISIBLE_BY');
this.sourceBlock_.updateShape_(divisorInput);
@@ -526,9 +526,8 @@ Blockly.Extensions.register("math_modes_of_list_mutator",
* @this {Blockly.Block}
*/
function() {
var thisBlock = this;
goog.mixin(this, Blockly.Blocks.math.LIST_MODES_MUTATOR_MIXIN_);
this.mixin(Blockly.Blocks.math.LIST_MODES_MUTATOR_MIXIN_);
this.getField('OP').setValidator(function(newOp) {
thisBlock.updateType_(newOp);
});
this.updateType_(newOp);
}.bind(this));
});