class Vehicle {}
class Car extends Vehicle {
  constructor(speed, cost) {
    super(speed);

    var c = Symbol('cost');
    this[c] = cost;

    this.intro = `This is a car runs at
      ${speed}.`;
  }
  join() {
  }
  other(a = ( ( 3 + 2 ) ) ) {
    console.log(a)
  }
  something(a = ( ( 3 + 2 ) ), b = 1 ) {
    console.log(a)
  }
  onemore(a=(3+2, b=(5*9))) {}
}

// these should not be matched as class functions
for(expr; expr; expr) {}
while(value) {}
if(value) {}
switch(value) {}
try {} catch(err) {}

Car
Vehicle
SelfDrivingTruck
CSSParser
Float32Array
BigInt64Array
FPs
OutT
InT
CSSParserT
IResponseTsS

// this class to show that the params may be seperated with space after the function name and highlighted as params also.
class Car extends Vehicle {
  constructor (speed, cost) {
    super(speed);

    var c = Symbol('cost');
    this[c] = cost;

    this.intro = `This is a car runs at
      ${speed}.`;
  }

  join () {
  }

  other (a = ( ( 3 + 2 ) ) ) {
    console.log(a)
  }

  something (a = ( ( 3 + 2 ) ), b = 1 ) {
    console.log(a)
  }

  onemore (a=(3+2, b=(5*9))) {}
}