visitIf()

in lib/generator.js [3189:3232]

• 43 lines of code
• 18 McCabe index (conditional complexity)

  visitIf(ast, level, env) {
    assert.equal(ast.type, 'if');
    let argHasThrowFunc;
    if (ast.condition.type === 'not' && ast.condition.expr && ast.condition.expr.type === 'call') {
      argHasThrowFunc = this.visitFunctionNested(ast.condition.expr, level, env);
    } else if (ast.condition.type === 'call') {
      argHasThrowFunc = this.visitFunctionNested(ast.condition, level, env);
    }

    this.emit('if ', level);
    let setFunc;
    if(ast.condition && ast.condition.type === 'call') {
      let dealFunc = this.getVarDealFunc(ast.condition, true);
      setFunc = dealFunc && dealFunc(_name(ast.condition.inferred));
    }
    if(setFunc) {
      this.emit(`${setFunc}`);
    }
    this.visitExpr(ast.condition, level + 1, env, false, argHasThrowFunc);
    if(setFunc) {
      this.emit(')');
    }
    this.emit(' {\n');
    this.visitStmts(ast.stmts, level + 1, env);
    if (ast.elseIfs) {
      for (let i = 0; i < ast.elseIfs.length; i++) {
        let elseIf = ast.elseIfs[i];
        this.emit(`} else if `, level);
        let setFunc;
        if(elseIf.condition && elseIf.condition.type === 'call') {
          let dealFunc = this.getVarDealFunc(elseIf.condition, true);
          setFunc = dealFunc && dealFunc(_name(elseIf.condition.inferred));
        }
        if(setFunc) {
          this.emit(`${setFunc}`);
        }
        this.visitExpr(elseIf.condition, level + 1, env, false, argHasThrowFunc);
        if(setFunc) {
          this.emit(')');
        }
        this.emit(' {\n');
        this.visitStmts(elseIf.stmts, level + 1, env);
      }
    }