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-rw-r--r--crates/project_model/src/project_json.rs21
1 files changed, 14 insertions, 7 deletions
diff --git a/crates/project_model/src/project_json.rs b/crates/project_model/src/project_json.rs
index 545f254aa..a6895ecdd 100644
--- a/crates/project_model/src/project_json.rs
+++ b/crates/project_model/src/project_json.rs
@@ -13,7 +13,7 @@ use crate::cfg_flag::CfgFlag;
13#[derive(Clone, Debug, Eq, PartialEq)] 13#[derive(Clone, Debug, Eq, PartialEq)]
14pub struct ProjectJson { 14pub struct ProjectJson {
15 pub(crate) sysroot_src: Option<AbsPathBuf>, 15 pub(crate) sysroot_src: Option<AbsPathBuf>,
16 project_root: Option<AbsPathBuf>, 16 project_root: AbsPathBuf,
17 crates: Vec<Crate>, 17 crates: Vec<Crate>,
18} 18}
19 19
@@ -34,10 +34,17 @@ pub struct Crate {
34} 34}
35 35
36impl ProjectJson { 36impl ProjectJson {
37 /// Create a new ProjectJson instance.
38 ///
39 /// # Arguments
40 ///
41 /// * `base` - The path to the workspace root (i.e. the folder containing `rust-project.json`)
42 /// * `data` - The parsed contents of `rust-project.json`, or project json that's passed via
43 /// configuration.
37 pub fn new(base: &AbsPath, data: ProjectJsonData) -> ProjectJson { 44 pub fn new(base: &AbsPath, data: ProjectJsonData) -> ProjectJson {
38 ProjectJson { 45 ProjectJson {
39 sysroot_src: data.sysroot_src.map(|it| base.join(it)), 46 sysroot_src: data.sysroot_src.map(|it| base.join(it)),
40 project_root: base.parent().map(AbsPath::to_path_buf), 47 project_root: base.to_path_buf(),
41 crates: data 48 crates: data
42 .crates 49 .crates
43 .into_iter() 50 .into_iter()
@@ -85,17 +92,17 @@ impl ProjectJson {
85 .collect::<Vec<_>>(), 92 .collect::<Vec<_>>(),
86 } 93 }
87 } 94 }
95 /// Returns the number of crates in the project.
88 pub fn n_crates(&self) -> usize { 96 pub fn n_crates(&self) -> usize {
89 self.crates.len() 97 self.crates.len()
90 } 98 }
99 /// Returns an iterator over the crates in the project.
91 pub fn crates(&self) -> impl Iterator<Item = (CrateId, &Crate)> + '_ { 100 pub fn crates(&self) -> impl Iterator<Item = (CrateId, &Crate)> + '_ {
92 self.crates.iter().enumerate().map(|(idx, krate)| (CrateId(idx as u32), krate)) 101 self.crates.iter().enumerate().map(|(idx, krate)| (CrateId(idx as u32), krate))
93 } 102 }
94 pub fn path(&self) -> Option<&AbsPath> { 103 /// Returns the path to the project's root folder.
95 match &self.project_root { 104 pub fn path(&self) -> &AbsPath {
96 Some(p) => Some(p.as_path()), 105 &self.project_root
97 None => None,
98 }
99 } 106 }
100} 107}
101 108