TODO

nois-lang · Jun 9, 2023 · 819321e · 819321e
1 parent 69e9bfa
commit 819321e
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Showing 3 changed files with 10 additions and 2 deletions.
diff --git a/nois.bnf b/nois.bnf
@@ -1,3 +1,6 @@
+// TODO: boolean
+// TODO: list constructor
+// TODO: match expression
 module              ::= statement*
                     ;
 statement           ::= var-def | fn-def | type-def | return-stmt | expr

diff --git a/src/index.ts b/src/index.ts
@@ -37,8 +37,10 @@ const parser = new Parser(tokens)
 parseModule(parser)
 const root = parser.buildTree()
 
-for (const error of parser.errors) {
-    console.error(prettySourceMessage(prettySyntaxError(error), error.got.location.start, source))
+if (parser.errors.length > 0) {
+    for (const error of parser.errors) {
+        console.error(prettySourceMessage(prettySyntaxError(error), error.got.location.start, source))
+    }
     process.exit(1)
 }
 

diff --git a/src/location.ts b/src/location.ts
@@ -28,6 +28,9 @@ export const indexToLocation = (index: number, source: Source): Location | undef
     return undefined
 }
 
+/**
+ * TODO: context lines parameter
+ */
 export const prettyIndex = (index: number, source: Source): string => {
     const start = indexToLocation(index, source)
     if (!start) return '<outside of a file>'