Sha256: b857a8061ef77b3e5c5efb4248bbfbc4b7bf106f4a98efd5192f0c481054f676
Contents?: true
Size: 1.65 KB
Versions: 211
Compression:
Stored size: 1.65 KB
Contents
class Robot {
constructor() {
this.coordinates = [0, 0];
this.bearing = 'north';
}
at(xcoord, ycoord) {
this.coordinates = [xcoord, ycoord];
}
orient(direction) {
this.bearing = direction;
return 'The robot is pointed ' + direction;
}
advance() {
if (this.bearing === 'north') {
this.coordinates[1] += 1;
} else if (this.bearing === 'south') {
this.coordinates[1] -= 1;
} else if (this.bearing === 'east') {
this.coordinates[0] += 1;
} else if (this.bearing === 'west') {
this.coordinates[0] -= 1;
}
}
turnLeft() {
if (this.bearing === 'north') {
this.orient('west');
} else if (this.bearing === 'south') {
this.orient('east');
} else if (this.bearing === 'east') {
this.orient('north');
} else if (this.bearing === 'west') {
this.orient('south');
}
}
turnRight() {
if (this.bearing === 'north') {
this.orient('east');
} else if (this.bearing === 'south') {
this.orient('west');
} else if (this.bearing === 'east') {
this.orient('south');
} else if (this.bearing === 'west') {
this.orient('north');
}
}
instructions(s) {
return [...s].map((character) => {
if (character === 'L') {
return 'turnLeft';
} else if (character === 'R') {
return 'turnRight';
} else if (character === 'A') {
return 'advance';
}
});
}
place(args) {
this.coordinates = [args.x, args.y];
this.bearing = args.direction;
}
evaluate(s) {
this.instructions(s).forEach((instruction) => {
this[instruction]();
});
}
}
export default Robot;
Version data entries
211 entries across 211 versions & 1 rubygems