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majit-ir: state that no route consumes the FormatSimple tag #1665

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Merged
youknowone merged 1 commit into from
Sep 3, 2026
Merged

majit-ir: state that no route consumes the FormatSimple tag #1665

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14 changes: 8 additions & 6 deletions majit/majit-ir/src/effectinfo.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -963,12 +963,14 @@ pub enum RuntimeHelperKind {
/// `bh_format_simple_fn(value)` — the FORMAT_SIMPLE helper
/// (`runtime_ops::format_value` with the empty spec). A user
/// `__format__` runs Python here, so the generic residual is opaque for
/// the whole method body. The full-body walker recognises this tag to
/// resolve `__format__` on the promoted receiver class and inline the
/// resolved body behind a `guard_class` + version-tag guard, the same
/// receiver-pinning route [`RuntimeHelperKind::BinaryOp`] takes for a
/// user `__add__`. A builtin `__format__` is not inlinable Python code
/// and falls through to the residual unchanged.
/// the whole method body.
///
/// No walker route consumes this tag, so a FORMAT_SIMPLE stays residual.
/// The receiver-pinning inline [`RuntimeHelperKind::FormatWithSpec`]
/// takes needs a spec operand for the callee's second parameter, and

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📐 Maintainability & Code Quality | 🟡 Minor | ⚡ Quick win

Fix the duplicated wording in the documentation.

Line 970 reads takes needs a spec operand. Replace it with needs a spec operand or takes a spec operand.

Proposed fix 
-    /// takes needs a spec operand for the callee's second parameter, and
+    /// needs a spec operand for the callee's second parameter, and
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Suggested change
/// takes needs a spec operand for the callee's second parameter, and
/// needs a spec operand for the callee's second parameter, and
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In `@majit/majit-ir/src/effectinfo.rs` at line 970, Update the documentation
sentence near the effect-info comment so it uses one clear phrasing—“needs a
spec operand” or “takes a spec operand”—instead of the duplicated wording “takes
needs a spec operand.”

After applying the fix, consider running `coderabbit review --agent` for local
review. Visit https://docs.coderabbit.ai/cli.

/// FORMAT_SIMPLE carries none: `format_value_dispatch` allocates a fresh
/// empty `str` per call, which a route would have to synthesize. The tag
/// is what such a route would key on.
FormatSimple,
/// `bh_format_with_spec_fn(value, spec)` — the FORMAT_WITH_SPEC helper,
/// the two-operand sibling of [`RuntimeHelperKind::FormatSimple`] carrying
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