Tell us what’s happening:
I am stuck at steps 4- 8. I did exactly what it asks for but somehow I didn’t pass. Please help!
Your code so far
const config1 = {
fault: false,
phases: [
{ color: "green", duration: 5 },
{ color: "yellow", duration: 2 },
{ color: "red", duration: 4 }
]
};
const config2 = {
fault: false,
phases: [
{ color: "red", duration: 3 },
{ color: "yellow", duration: -2 },
{ color: "green", duration: 6 }
]
};
const config3 = {
fault: true,
phases: [
{ color: "green", duration: 5 },
{ color: "yellow", duration: 2 },
{ color: "red", duration: 6 }
]
};
const config4 = {
fault: false,
phases: []
};
function runSequence(config, cycles) {
if (config.phases.length === 0) {
console.log("No phases found");
return;
}
if (config.fault === true) {
console.log("Faulted phase!");
return;
}
for (let i = 0; i < cycles; i++) {
for (const phase of config.phases) {
if (phase.duration <= 0) {
console.log("Invalid phase detected");
return;
}
console.log(`Switching to ${phase.color} for ${phase.duration} s`);
}
}
}
runSequence(config1, 1);
runSequence(config1, 2);
runSequence(config2, 1);
runSequence(config3, 2);
runSequence(config4, 5);
function generateTimeline(config, cycles) {
const timeline = [];
let elapsed = 0;
for (let i = 0; i < cycles; i++) {
for (const phase of config.phases) {
elapsed += phase.duration;
timeline.push(elapsed);
}
}
return timeline;
}
console.log(generateTimeline(config1, 1));
Your browser information:
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Challenge Information:
Build a Traffic Light Sequencer - Build a Traffic Light Sequencer