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🧹 Refactor evalBin to improve readability

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Extracted percent and quantity arithmetic logic into smaller helper functions (`evalPercentArith` and `evalQuantityArith`) to simplify the main `evalBin` dispatcher.

Co-authored-by: Horizontal42 <75383519+Horizontal42@users.noreply.github.com>
This commit is contained in:
google-labs-jules[bot] 2026-07-28 23:45:44 +00:00
parent f5b1fc038b
commit 68820f7932
2 changed files with 40 additions and 34 deletions
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4
package-lock.json generated
View file

@ -1,12 +1,12 @@
{ {
"name": "summarum", "name": "summarum",
"version": "1.2.1", "version": "1.2.2",
"lockfileVersion": 3, "lockfileVersion": 3,
"requires": true, "requires": true,
"packages": { "packages": {
"": { "": {
"name": "summarum", "name": "summarum",
"version": "1.2.1", "version": "1.2.2",
"dependencies": { "dependencies": {
"@codemirror/autocomplete": "^6.18.0", "@codemirror/autocomplete": "^6.18.0",
"@codemirror/commands": "^6.8.0", "@codemirror/commands": "^6.8.0",

24
src/engine/evaluator.ts
View file

@ -199,12 +199,7 @@ function numericAdd(a: Quantity, b: Quantity, sign: 1 | -1): Quantity {
return qty(sign === 1 ? a.value.add(b.value) : a.value.sub(b.value), unit); return qty(sign === 1 ? a.value.add(b.value) : a.value.sub(b.value), unit);
} }
function evalBin(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", l: Value, r: Value, ctx: EvalCtx): Value { function evalPercentArith(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", l: Value, r: Value): Value {
// ---- dates
if (l.kind === "date" || r.kind === "date") return evalDateArith(op, l, r);
// ---- percent combinations
if (l.kind === "percent" || r.kind === "percent") {
if (l.kind === "percent" && r.kind === "percent") { if (l.kind === "percent" && r.kind === "percent") {
switch (op) { switch (op) {
case "plus": return pct(l.value.add(r.value)); case "plus": return pct(l.value.add(r.value));
@ -232,10 +227,9 @@ function evalBin(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", l: Value,
: qty(q.value.pow(p.div(100)), q.unit); : qty(q.value.pow(p.div(100)), q.unit);
default: throw new EvalError("bad percent op"); default: throw new EvalError("bad percent op");
} }
} }
const a = l as Quantity; function evalQuantityArith(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", a: Quantity, b: Quantity, ctx: EvalCtx): Value {
const b = r as Quantity;
switch (op) { switch (op) {
case "plus": return numericAdd(a, b, 1); case "plus": return numericAdd(a, b, 1);
case "minus": return numericAdd(a, b, -1); case "minus": return numericAdd(a, b, -1);
@ -281,6 +275,18 @@ function evalBin(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", l: Value,
} }
} }
function evalBin(op: "plus" | "minus" | "mul" | "div" | "mod" | "pow", l: Value, r: Value, ctx: EvalCtx): Value {
if (l.kind === "date" || r.kind === "date") {
return evalDateArith(op, l, r);
}
if (l.kind === "percent" || r.kind === "percent") {
return evalPercentArith(op, l, r);
}
return evalQuantityArith(op, l as Quantity, r as Quantity, ctx);
}
function evalBit(op: string, l: Value, r: Value): Value { function evalBit(op: string, l: Value, r: Value): Value {
if (l.kind !== "quantity" || r.kind !== "quantity") throw new EvalError("bitwise needs integers"); if (l.kind !== "quantity" || r.kind !== "quantity") throw new EvalError("bitwise needs integers");
if (!l.value.isFinite() || !r.value.isFinite()) throw new EvalError("bitwise needs finite integers"); if (!l.value.isFinite() || !r.value.isFinite()) throw new EvalError("bitwise needs finite integers");