Method scan

packages/compiler/src/expression_parser/lexer.ts:245–254

()

  }

  scan(): Token[] {
    let token = this.scanToken();

    while (token !== null) {
      this.tokens.push(token);
      token = this.scanToken();
    }

    return this.tokens;
  }

  private advance() {
    this.peek = ++this.index >= this.length ? chars.$EOF : this.input.charCodeAt(this.index);