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Add more common misspellings #8363

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merged 2 commits into from
Nov 10, 2025
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Add more common misspellings #8363

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b823be4
Add more common misspellings
rtfeldman Nov 8, 2025
c0a763f
Add some fold/reduce misspelling hints
rtfeldman Nov 9, 2025
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8 changes: 8 additions & 0 deletions src/reporting/common_misspellings.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ pub const CommonMisspellings = struct {
.{ "fn", "`fn` is not a keyword in Roc. Use `fn_name = |arg1, arg2| body` to define functions." },
.{ "fun", "`fun` is not a keyword in Roc. Use `fn_name = |arg1, arg2| body` to define functions." },
.{ "fn", "`fn` is not a keyword in Roc. Use `fn_name = |arg1, arg2| body` to define functions." },
.{ "is", "`is` is not a keyword in Roc." },
.{ "lambda", "`lambda` is not a keyword in Roc. Use `fn_name = |arg1, arg2| body` to define functions." },
.{ "class", "Roc doesn't have a `class` keyword, but it does have nominal types. Docs for nominal types can be found at <https://www.roc-lang.org/docs>" },
.{ "trait", "Roc doesn't have a `trait` keyword, but it does have static dispatch. Docs for nominal types can be found at <https://www.roc-lang.org/docs>" },
Expand Down Expand Up @@ -67,6 +68,13 @@ pub const CommonMisspellings = struct {
.{ "vector", "Roc uses `List` for sequential collections, not `vector`." },
.{ "Vec", "Roc uses `List` for sequential collections, not `Vec`." },
.{ "map", "Roc uses `Dict` for key-value mappings, not `map`. Also, many Roc types have a method named `map`, but that would be called using `my_val.map(...)` syntax, not `map` as a standalone function." },
.{ "fold_left", "Roc uses the names `fold` and `fold_rev`, not `fold_left` and `fold_right`." },
.{ "foldLeft", "Roc uses the names `fold` and `fold_rev`, not `foldLeft` and `foldRight`." },
.{ "foldl", "Roc uses the names `fold` and `fold_rev`, not `foldl` and `foldr`." },
.{ "foldr", "Roc uses the names `fold` and `fold_rev`, not `foldl` and `foldr`." },
.{ "reduce", "Roc uses the names `fold` and `fold_rev`, not `reduce` and `reduce_right`." },
.{ "reduce_right", "Roc uses the names `fold` and `fold_rev`, not `reduce` and `reduce_right`." },
.{ "reduceRight", "Roc uses the names `fold` and `fold_rev`, not `reduce` and `reduceRight`." },
.{ "hash", "Roc uses `Dict` for key-value mappings." },
.{ "hashmap", "Roc uses `Dict` for key-value mappings." },
.{ "HashMap", "Roc uses `Dict` for key-value mappings." },
Expand Down
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