Commit 70467d4

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对于返回类型为ListNode的问题, 插入默认答案

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+23

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Original file line number	Diff line number	Diff line change
`@@ -10,6 +10,7 @@ use std::fs;`
`10`	`10`	`use std::io;`
`11`	`11`	`use std::io::Write;`
`12`	`12`	`use std::path::Path;`
	`13`	`+use regex::Regex;`
`13`	`14`
`14`	`15`	`/// main() helps to generate the submission template .rs`
`15`	`16`	`fn main() {`
`@@ -74,7 +75,7 @@ fn main() {`
`74`	`75`	`let source = template`
`75`	`76`	`.replace("__PROBLEM_TITLE__", &problem.title)`
`76`	`77`	`.replace("__PROBLEM_DESC__", &build_desc(&problem.content))`
`77`		`- .replace("__PROBLEM_DEFAULT_CODE__", &code.default_code)`
	`78`	`+ .replace("__PROBLEM_DEFAULT_CODE__", &insert_return_in_code(&problem.return_type,&code.default_code))`
`78`	`79`	`.replace("__PROBLEM_ID__", &format!("{}", problem.question_id))`
`79`	`80`	`.replace("__EXTRA_USE__", &parse_extra_use(&code.default_code));`
`80`	`81`
`@@ -147,6 +148,16 @@ fn parse_extra_use(code: &str) -> String {`
`147`	`148`	`extra_use_line`
`148`	`149`	`}`
`149`	`150`
	`151`	`+fn insert_return_in_code(return_type: &str, code: &str) -> String {`
	`152`	`+ match return_type {`
	`153`	`+ "ListNode" => {`
	`154`	`+ let re = Regex::new(r"\{\n +\n +}").unwrap();`
	`155`	`+ re.replace(code, format!("{{\n{:8}Some(Box::new(ListNode::new(0)))\n{:4}}}")).to_string()`
	`156`	`+ },`
	`157`	`+ _ => code`
	`158`	`+ }`
	`159`	`+}`
	`160`	`+`
`150`	`161`	`fn build_desc(content: &str) -> String {`
`151`	`162`	`// TODO: fix this shit`
`152`	`163`	`content`

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