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Add implementation for ifElse

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This commit is contained in:
Tim Mickel 2016-06-10 10:40:15 -04:00
parent ca68c55d57
commit 0bf9ab59a1
3 changed files with 25 additions and 6 deletions
src/engine
sequencer.js

13
src/engine/sequencer.js
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@ -104,11 +104,17 @@ Sequencer.prototype.startThread = function (thread) {
/**
* Step a thread into a block's substack.
* @param {!Thread} thread Thread object to step to substack.
* @param {string} currentBlockId Block which owns a substack to step to.
* @param {Number} substackNum Which substack to step to (i.e., 1, 2).
*/
Sequencer.prototype.stepToSubstack = function (thread) {
Sequencer.prototype.stepToSubstack = function (thread, substackNum) {
if (!substackNum) {
substackNum = 1;
}
var currentBlockId = thread.peekStack();
var substackId = this.runtime.blocks.getSubstack(currentBlockId);
var substackId = this.runtime.blocks.getSubstack(
currentBlockId,
substackNum
);
if (substackId) {
// Push substack ID to the thread's stack.
thread.pushStack(substackId);
@ -121,7 +127,6 @@ Sequencer.prototype.stepToSubstack = function (thread) {
/**
* Finish stepping a thread and proceed it to the next block.
* @param {!Thread} thread Thread object to proceed.
* @param {string} currentBlockId Block we are finished with.
*/
Sequencer.prototype.proceedThread = function (thread) {
var currentBlockId = thread.peekStack();