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Example that uses promises instead of util.report

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This commit is contained in:
Tim Mickel 2016-06-24 11:14:22 -04:00
parent 8f6a88c095
commit d72cc55c11
3 changed files with 29 additions and 14 deletions
src/engine
execute.js

27
src/engine/execute.js
View file

@ -1,3 +1,4 @@
var Promise = require('promise');
var Thread = require('./thread');
/**
@ -78,21 +79,29 @@ var execute = function (sequencer, thread) {
done: function() {
sequencer.proceedThread(thread);
},
report: function(reportedValue) {
if (DEBUG_BLOCK_CALLS) {
console.log('Reported: ', reportedValue);
console.timeEnd('Yielding reporter evaluation');
}
thread.pushReportedValue(reportedValue);
sequencer.proceedThread(thread);
},
timeout: thread.addTimeout.bind(thread),
stackFrame: currentStackFrame.executionContext,
startSubstack: function (substackNum) {
sequencer.stepToSubstack(thread, substackNum);
}
});
if (thread.status === Thread.STATUS_RUNNING) {
// Deal with any reported value.
// If it's a promise, wait until promise resolves.
var isPromise = (
primitiveReportedValue &&
primitiveReportedValue.then &&
typeof primitiveReportedValue.then === 'function'
);
if (isPromise) {
primitiveReportedValue.then(function(resolvedValue) {
if (DEBUG_BLOCK_CALLS) {
console.log('reporting value: ', resolvedValue);
}
thread.pushReportedValue(resolvedValue);
sequencer.proceedThread(thread);
});
} else if (thread.status === Thread.STATUS_RUNNING) {
if (DEBUG_BLOCK_CALLS) {
console.log('reporting value: ', primitiveReportedValue);
}