public List <string> Apply(TemplateData data)
{
bool condition_is_true = CheckIfLine(rule_param_line);
List <string> extend_lines = new List <string>();
bool find_else = false; //寻找else
foreach (string s in rule_lines)
{
if (s.Trim() == ElseMatchText)
{
find_else = true;
continue;
}
//寻找其他if
if (Regex.IsMatch(s, @"@{ELSEIF\(.+\)}"))
{
if (condition_is_true)
{
find_else = true;
}
else
{
condition_is_true = CheckIfLine(s);
}
continue;
}
if (condition_is_true)
{
if (find_else)
{
break;
}
extend_lines.Add(s);
}
else
{
if (find_else)
{
extend_lines.Add(s);
}
}
}
//继续展开
List <string> result = new List <string>();
List <ITemplateRule> extend_rules = TemplateRuleParser.Parse(extend_lines);
foreach (var rule in extend_rules)
{
var ss = rule.Apply(data);
result.AddRange(ss);
}
return(result);
}
public List <string> Apply(TemplateData data)
{
Regex reg = new Regex(@"@{SWITCH\((.+)\)}");
Match m = reg.Match(rule_param_line);
if (!m.Success)
{
Console.WriteLine("{0}格式错误 {1}", match_info.rule_type, rule_param_line);
return(null);
}
string condition = m.Groups[1].Value;
condition = data.ExtraMetaData(condition) as string;
Regex regcase = new Regex(@"@{CASE\((.+)\)}");
bool find_case = false; //寻找else
List <string> extend_lines = new List <string>();
foreach (string s in rule_lines)
{
if (regcase.IsMatch(s))
{
if (find_case)
{
break;
}
string casee = regcase.Match(s).Groups[1].Value;
string[] ss = casee.Split(new[] { "||" }, StringSplitOptions.RemoveEmptyEntries);
if (ss.Contains(condition))
{
find_case = true;
continue;
}
}
if (find_case)
{
extend_lines.Add(s);
}
}
//继续展开
List <string> result = new List <string>();
List <ITemplateRule> extend_rules = TemplateRuleParser.Parse(extend_lines);
foreach (var rule in extend_rules)
{
var ss = rule.Apply(data);
result.AddRange(ss);
}
return(result);
}
public bool GenerateCode(IDLMeta meta, string template, string codefile)
{
string[] lines = File.ReadAllLines(template);
//解析规则
var rules = TemplateRuleParser.Parse(lines.ToList());
//展开规则
List <string> code = new List <string>();
TemplateData data = new TemplateData();
data.SetGlobalVariant("Meta", meta);
//meta变量注入
foreach (var kv in meta.meta_variant)
{
data.SetGlobalVariant(kv.Key, kv.Value);
}
foreach (var rule in rules)
{
var code_line = rule.Apply(data);
code.AddRange(code_line);
}
//删除旧文件
if (File.Exists(codefile))
{
File.SetAttributes(codefile, FileAttributes.Normal);
File.Delete(codefile);
}
//写入文件
using (FileStream fs = new FileStream(codefile, FileMode.Create, FileAccess.Write))
{
using (StreamWriter sw = new StreamWriter(fs))
{
foreach (var line in code)
{
sw.WriteLine(line);
}
}
}
return(true);
}
public List <string> Apply(TemplateData data)
{
Regex reg = new Regex(@"@{FOREACH\((\w+)\s+IN\s+(.+)\)}");
Match m = reg.Match(rule_param_line);
if (!m.Success)
{
Console.WriteLine("{0}格式错误 {1}", match_info.rule_type, rule_param_line);
return(null);
}
string var_name = m.Groups[1].Value;
string extra = m.Groups[2].Value;
object[] var_array = data.ExtraMetaData(extra) as object[];
List <string> result = new List <string>();
int index = 0;
foreach (object v in var_array)
{
data.SetLocalVariant(var_name, v);
data.SetLocalVariant("ForeachIndex", index.ToString());
index++;
List <string> res = new List <string>();
List <ITemplateRule> extend_rules = TemplateRuleParser.Parse(rule_lines);
foreach (var rule in extend_rules)
{
var ss = rule.Apply(data);
res.AddRange(ss);
}
result.AddRange(res);
}
return(result);
}
