From 0e3e0654ba7454c4a09043064a15037d5b90e122 Mon Sep 17 00:00:00 2001 From: Bourgond Aries Date: Sun, 27 Mar 2016 20:48:23 +0200 Subject: Implement advanced key lookup for lookup_mut --- src/lib.rs | 43 ++++++------------------------------------- 1 file changed, 6 insertions(+), 37 deletions(-) (limited to 'src') diff --git a/src/lib.rs b/src/lib.rs index 9019327..760cdde 100644 --- a/src/lib.rs +++ b/src/lib.rs @@ -241,12 +241,17 @@ impl Value { /// assert_eq!(result.as_str().unwrap(), "foo"); /// ``` pub fn lookup_mut(&mut self, path: &str) -> Option<&mut Value> { + let ref path = match Parser::new(path).lookup() { + Some(path) => path, + None => return None, + }; + let mut cur = self; if path.len() == 0 { return Some(cur) } - for key in path.split('.') { + for key in path { let tmp = cur; match *tmp { Value::Table(ref mut hm) => { @@ -282,7 +287,6 @@ impl FromStr for Value { #[cfg(test)] mod tests { use super::Value; - use parser::Parser; #[test] fn lookup_mut_change() { @@ -441,39 +445,4 @@ mod tests { assert_eq!(*looked, Value::Integer(0)); } - #[test] - fn lookup_internal() { - let mut parser = Parser::new(r#"hello."world\t".a.0.'escaped'.value"#); - let result = vec![ - String::from("hello"), - String::from("world\t"), - String::from("a"), - String::from("0"), - String::from("escaped"), - String::from("value") - ]; - - assert_eq!(parser.lookup().unwrap(), result); - } - - #[test] - fn lookup_internal_void() { - let mut parser = Parser::new(""); - assert_eq!(parser.lookup().unwrap(), Vec::::new()); - } - - #[test] - fn lookup_internal_simple() { - let mut parser = Parser::new("value"); - assert_eq!(parser.lookup().unwrap(), vec![String::from("value")]); - } - - // This is due to key_name not parsing an empty "" correctly. Disabled for now. - #[test] - #[ignore] - fn lookup_internal_quoted_void() { - let mut parser = Parser::new("\"\""); - assert_eq!(parser.lookup().unwrap(), vec![String::from("")]); - } - } -- cgit v1.2.3