From e8c955da4cbb042e6f9b89307d143f5bfa6779fa Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Sun, 31 Oct 2021 14:35:26 +0530
Subject: add `explain` subcommand and explanations to all lints

---
 bin/src/explain.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 bin/src/explain.rs

(limited to 'bin/src/explain.rs')

diff --git a/bin/src/explain.rs b/bin/src/explain.rs
new file mode 100644
index 0000000..6aefa7e
--- /dev/null
+++ b/bin/src/explain.rs
@@ -0,0 +1,15 @@
+use crate::err::ExplainErr;
+
+use lib::LINTS;
+
+pub fn explain(code: u32) -> Result<&'static str, ExplainErr> {
+    match code {
+        0 => Ok("syntax error"),
+        _ => LINTS
+            .values()
+            .flatten()
+            .find(|l| l.code() == code)
+            .map(|l| l.explanation())
+            .ok_or(ExplainErr::LintNotFound(code)),
+    }
+}
-- 
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