Hi there!
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After parse:
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class GoodGreeter {
  public name: string;
  
  public static invoke(): int {
    return 5;
  }
  
  public constructor() {
    (this).name = "hello";
  }
  
}

let a = GoodGreeter()
function main() {
  let m: int = 1;
  let n: int = 2;
  console.log(((m) + (n)));
}

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class GoodGreeter {
  public name: string;
  
  public static invoke(): int {
    return 5;
  }
  
  public constructor() {
    (this).name = "hello";
  }
  
}

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class GoodGreeter {
  public name: string;
  
  public static invoke(): int {
    return 5;
  }
  
  public constructor() {
    (this).name = "hello";
  }
  
}

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GoodGreeter
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public name: string;

---
name
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string
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string
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string
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public static invoke(): int {
  return 5;
}

---
invoke
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(): int {
  return 5;
}

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(): int {
  return 5;
}

---
invoke
---
int
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return 5;
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return 5;
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5
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public constructor() {
  (this).name = "hello";
}

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constructor
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() {
  (this).name = "hello";
}

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() {
  (this).name = "hello";
}

---
constructor
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(this).name = "hello";
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(this).name = "hello";
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(this).name = "hello"
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(this).name
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(this)
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name
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"hello"
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let a = GoodGreeter()
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a = GoodGreeter()
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a
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GoodGreeter()
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GoodGreeter
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function main() {
  let m: int = 1;
  let n: int = 2;
  console.log(((m) + (n)));
}

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() {
  let m: int = 1;
  let n: int = 2;
  console.log(((m) + (n)));
}

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main
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let m: int = 1;
let n: int = 2;
console.log(((m) + (n)));
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let m: int = 1;
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m: int = 1
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m
---
int
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1
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let n: int = 2;
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n: int = 2
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n
---
int
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2
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console.log(((m) + (n)));
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console.log(((m) + (n)))
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console.log
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console
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log
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((m) + (n))
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m
---
n
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After check:
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After lowerings:
---