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fix(codemode): align string, array, and Date behavior (#37775)

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Aiden Cline 2026-07-19 21:41:06 -05:00 • committed by GitHub
commit 391cfbcfe7
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6 changed files with 165 additions and 36 deletions
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36
packages/codemode/src/interpreter/runtime.ts
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@ -1095,7 +1095,7 @@ export class Interpreter<R> {
const args = yield* self.evaluateCallArguments(argNodes)
switch (name) {
case "Date":
return self.constructDate(args)
return yield* self.constructDate(args, node)
case "RegExp":
return self.constructRegExp(args, node)
case "Map":
@ -1133,17 +1133,37 @@ export class Interpreter<R> {
)
}
private constructDate(args: Array<unknown>): CodeModeDate {
if (args.length === 0) return new CodeModeDate(Date.now())
private constructDate(args: Array<unknown>, node: AstNode): Effect.Effect<CodeModeDate, unknown, R> {
if (args.length === 0) return Effect.succeed(new CodeModeDate(Date.now()))
if (args.length === 1) {
const arg = args[0]
if (arg instanceof CodeModeDate) return new CodeModeDate(arg.time)
if (typeof arg === "number") return new CodeModeDate(new Date(arg).getTime())
if (typeof arg === "string") return new CodeModeDate(Date.parse(arg))
return new CodeModeDate(Number.NaN)
if (arg instanceof CodeModeDate) return Effect.succeed(new CodeModeDate(arg.time))
return Effect.map(this.toDatePrimitive(arg, node), (value) =>
typeof value === "string"
? new CodeModeDate(Date.parse(value))
: new CodeModeDate(new Date(coerceToNumber(value)).getTime()),
)
}
const parts = args.map((arg) => coerceToNumber(arg))
return new CodeModeDate(new Date(...(parts as [number, number])).getTime())
return Effect.succeed(new CodeModeDate(new Date(...(parts as [number, number])).getTime()))
}
private toDatePrimitive(value: unknown, node: AstNode): Effect.Effect<unknown, unknown, R> {
if (value === null || (typeof value !== "object" && typeof value !== "function")) return Effect.succeed(value)
const object = value as Record<string, unknown>
const self = this
return Effect.gen(function* () {
if (Object.hasOwn(object, "valueOf") && typeofValue(object.valueOf) === "function") {
const result = yield* self.runner.invokeCallable(object.valueOf, [], node)
if (result === null || (typeof result !== "object" && typeof result !== "function")) return result
}
if (!Object.hasOwn(object, "toString")) return coerceToString(value)
if (typeofValue(object.toString) === "function") {
const result = yield* self.runner.invokeCallable(object.toString, [], node)
if (result === null || (typeof result !== "object" && typeof result !== "function")) return result
}
throw new InterpreterRuntimeError("Cannot convert object to primitive value.", node).as("TypeError")
})
}
private constructRegExp(args: Array<unknown>, node: AstNode): CodeModeRegExp {