nandi.uk
Fork of daniellemaywood.uk/gleam — Wasm codegen work
Optimise more existing cases for collapsing `else-if`
author
GearsDatapacks
committer
Louis Pilfold
date
(Jun 10, 2025, 11:12 AM +0100)
commit
518382b0
518382b0b126b817ac3d05a04701947c5f0f84ee
parent
2060b80c
2060b80c795e602b13c3706c028fb6ab358682fb
+12
-18
+2
-4
compiler-core/src/javascript/decision.rs
+2
-4
compiler-core/src/javascript/decision.rs
···
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let if_true_body = this.body_expression(if_true.clause_index)?;
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Ok(join_with_line(if_true_bindings, if_true_body))
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})?;
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-
let if_false = self
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-
.inside_new_scope(|this| this.decision(if_false))?
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-
.into_doc();
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+
let if_false = self.inside_new_scope(|this| this.decision(if_false))?;
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// We can now piece everything together into a case body!
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let if_ = CaseBody::If {
···
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CaseBody::IfElse(
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if_.into_doc()
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.append(" else ")
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-
.append(break_block(if_false)),
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+
.append(if_false.document_after_else()),
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)
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};
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+10
-14
compiler-core/src/javascript/tests/snapshots/gleam_core__javascript__tests__case_clause_guards__keyword_var.snap
+10
-14
compiler-core/src/javascript/tests/snapshots/gleam_core__javascript__tests__case_clause_guards__keyword_var.snap
···
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let var$ = 7;
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if (class$ === while$) {
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return true;
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+
} else if (isEqual(toList([class$]), toList([5]))) {
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+
return true;
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} else {
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-
if (isEqual(toList([class$]), toList([5]))) {
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+
let function$1 = var$;
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+
if (isEqual([function$1], [5])) {
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+
return false;
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+
} else if (10 === 5) {
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return true;
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} else {
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-
let function$1 = var$;
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-
if (isEqual([function$1], [5])) {
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+
let while$1 = var$;
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+
if (while$1 > 5) {
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return false;
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} else {
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-
if (10 === 5) {
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-
return true;
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-
} else {
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-
let while$1 = var$;
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-
if (while$1 > 5) {
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-
return false;
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-
} else {
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-
let class$1 = var$;
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-
return false;
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-
}
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-
}
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+
let class$1 = var$;
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+
return false;
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}
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}
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54
}