diff options
Diffstat (limited to 'dhall_syntax/src/parser.rs')
-rw-r--r-- | dhall_syntax/src/parser.rs | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/dhall_syntax/src/parser.rs b/dhall_syntax/src/parser.rs index 9d9a374..7675622 100644 --- a/dhall_syntax/src/parser.rs +++ b/dhall_syntax/src/parser.rs @@ -146,6 +146,14 @@ fn debug_pair(pair: Pair<Rule>) -> String { s } +fn to_file(path: Vec<String>) -> Result<File, String> { + let mut path = path; + let file_name: Option<String> = path.pop(); + let file = file_name.ok_or("Empty file path was provided")?; + let directory = Directory { components: path }; + Ok(File { directory: directory, file: file }) +} + macro_rules! make_parser { (@pattern, rule, $name:ident) => (Rule::$name); (@pattern, token_rule, $name:ident) => (Rule::$name); @@ -589,19 +597,25 @@ make_parser! { }); rule!(http_raw<URL>; children!( - [scheme(sch), authority(auth), path(p)] => URL { - scheme: sch, - authority: auth, - path: p, - query: None, - headers: None, + [scheme(sch), authority(auth), path(p)] => { + let file = to_file(p)?; + URL { + scheme: sch, + authority: auth, + path: file, + query: None, + headers: None, + } }, - [scheme(sch), authority(auth), path(p), query(q)] => URL { - scheme: sch, - authority: auth, - path: p, - query: Some(q), - headers: None, + [scheme(sch), authority(auth), path(p), query(q)] => { + let file = to_file(p)?; + URL { + scheme: sch, + authority: auth, + path: file, + query: Some(q), + headers: None, + } }, )); @@ -655,7 +669,8 @@ make_parser! { ImportLocation::Remote(url) }, [local((prefix, p))] => { - ImportLocation::Local(prefix, p) + let file = to_file(p)?; + ImportLocation::Local(prefix, file) }, )); |