Function visitIfStmt

packages/compiler/src/output/abstract_emitter.ts:241–267

(stmt: o.IfStmt, ctx: EmitterVisitorContext)

  }

  visitIfStmt(stmt: o.IfStmt, ctx: EmitterVisitorContext): void {
    this.printLeadingComments(stmt, ctx);
    ctx.print(stmt, `if (`);
    this.lastIfCondition = stmt.condition; // We can skip redundant parentheses for the condition.
    stmt.condition.visitExpression(this, ctx);
    this.lastIfCondition = null;
    ctx.print(stmt, `) {`);
    const hasElseCase = stmt.falseCase != null && stmt.falseCase.length > 0;
    if (stmt.trueCase.length <= 1 && !hasElseCase) {
      ctx.print(stmt, ` `);
      this.visitAllStatements(stmt.trueCase, ctx);
      ctx.removeEmptyLastLine();
      ctx.print(stmt, ` `);
    } else {
      ctx.println();
      ctx.incIndent();
      this.visitAllStatements(stmt.trueCase, ctx);
      ctx.decIndent();
      if (hasElseCase) {
        ctx.println(stmt, `} else {`);
        ctx.incIndent();
        this.visitAllStatements(stmt.falseCase, ctx);
        ctx.decIndent();
      }
    }
    ctx.println(stmt, `}`);
  }

  visitDeclareVarStmt(stmt: o.DeclareVarStmt, ctx: EmitterVisitorContext): void {
    const varKind = stmt.hasModifier(o.StmtModifier.Final) ? 'const' : 'let';