1+ [
2+ {
3+ "categoryName" : " String Manipulation"
4+ "snippets" : [
5+ {
6+ "title" : " Capitalize String"
7+ "description" : " Makes the first letter of a string uppercase."
8+ "code" : [
9+ " fn capitalized(str: &str) -> String {"
10+ " let mut chars = str.chars();"
11+ " match chars.next() {"
12+ " None => String::new(),"
13+ " Some(f) => f.to_uppercase().chain(chars).collect(),"
14+ " }"
15+ " }"
16+ " "
17+ " // Usage:"
18+ " assert_eq!(capitalized(\" lower_case\" ), \" Lower_case\" )"
19+ ],
20+ "tags" : [" rust" " string" " capitalize" " utility"
21+ "author" : " Mathys-Gasnier"
22+ }
23+ ]
24+ },
25+ {
26+ "categoryName" : " File Handling"
27+ "snippets" : [
28+ {
29+ "title" : " Read File Lines"
30+ "description" : " Reads all lines from a file and returns them as a vector of strings."
31+ "code" : [
32+ " fn read_lines(file_name: &str) -> std::io::Result<Vec<String>>"
33+ " Ok("
34+ " std::fs::read_to_string(file_name)?"
35+ " .lines()"
36+ " .map(String::from)"
37+ " .collect()"
38+ " )"
39+ " }"
40+ " "
41+ " // Usage:"
42+ " let lines = read_lines(\" path/to/file.txt\" ).expect(\" Failed to read lines from file\" )"
43+ ],
44+ "tags" : [" rust" " file" " read" " utility"
45+ "author" : " Mathys-Gasnier"
46+ },
47+ {
48+ "title" : " Find Files"
49+ "description" : " Finds all files of the specified extension within a given directory."
50+ "code" : [
51+ " fn find_files(directory: &str, file_type: &str) -> std::io::Result<Vec<std::path::PathBuf>> {"
52+ " let mut result = vec![];"
53+ " "
54+ " for entry in std::fs::read_dir(directory)? {"
55+ " let dir = entry?;"
56+ " let path = dir.path();"
57+ " if dir.file_type().is_ok_and(|t| !t.is_file()) &&"
58+ " path.extension().is_some_and(|ext| ext != file_type) {"
59+ " continue;"
60+ " }"
61+ " result.push(path)"
62+ " }"
63+ " "
64+ " Ok(result)"
65+ " }"
66+ " "
67+ " // Usage:"
68+ " let files = find_files(\" /path/to/your/directory\" , \" .pdf\" )"
69+ ],
70+ "tags" : [" rust" " file" " search"
71+ "author" : " Mathys-Gasnier"
72+ }
73+ ]
74+ }
75+ ]
76+
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